KS3 biology practice exam revision questions on organisms, behaviour & health for AQA, Edexcel & OCR KS3 biology KS3 science courses

Which part of the cells is the cytoplasm? [7a-1]
1. part Z
2. part W
3. part T
4. part N
Which part of the cells is the nucleus? [7a-2]
1. part Z
2. part W
3. part T
4. part N
Which part of the cells is a vacuole? [7a-3]
1. part Z
2. part W
3. part T
4. part N
Which part of the cells is a chloroplast? [7a-4]
1. part Z
2. part W
3. part T
4. part N
Which part of the cells is a cell wall? [7a-5]
1. part P
2. part R
3. part O
4. part T
Which part of the cells is a cell membrane? [7a-6]
1. part P
2. part R
3. part O
4. part T
Which part of a cell are the cilia? [7a-7]
1. part P
2. part R
3. part O
4. part T
Which of the following is a plant cell? [7a-8]
1. cell 1
2. cell 3
3. cell 4
4. cell 2
Which of the following is a plant cell? [7a-9]
1. cell 6
2. cell 3
3. cell 4
4. cell 1
Which of the following is a palisade cell? [7a-10]
1. cell 5
2. cell 2
3. cell 3
4. cell 4
Which of the following is a red blood cell? [7a-11]
1. cell 5
2. cell 2
3. cell 3
4. cell 4
Which of the following is an egg cell or ovum? [7a-12]
1. cell 5
2. cell 2
3. cell 3
4. cell 4
Which of the following is a sperm cell? [7a-13]
1. cell 5
2. cell 6
3. cell 1
4. cell 4
Which of the following is a root hair cell? [7a-14]
1. cell 5
2. cell 6
3. cell 1
4. cell 4
Which of the following is a cilia cell? [7a-15]
1. cell 5
2. cell 6
3. cell 1
4. cell 4
Which part of the plant is the flower? [7a-16]
1. part V
2. part W
3. part Y
4. part U
5. part Z
Which part of the plant is the leaf? [7a-17]
1. part V
2. part W
3. part Y
4. part U
5. part Z
Which part of the plant is the stem? [7a-18]
1. part V
2. part W
3. part Y
4. part U
5. part Z
Which part of the plant is the root? [7a-19]
1. part V
2. part W
3. part Y
4. part U
5. part Z
Which part of the plant is the root hair? [7a-20]
1. part V
2. part W
3. part Y
4. part Z
5. part U
In which part of the plant is food made by photosynthesis? [7a-21]
1. part V
2. part W
3. part Y
4. part Z
5. part U
Which part of the plant enables it to stand upright? [7a-22]
1. part V
2. part W
3. part Y
4. part Z
5. part U
Which part of the plant firmly holds it in the ground? [7a-23]
1. part V
2. part W
3. part Y
4. part Z
5. part U
Which part of the plant absorbs water and minerals from the soil? [7a-24]
1. part V
2. part W
3. part Y
4. part Z
5. part U
Which part of the plant contains the sex organs? [7a-25]
1. part U
2. part W
3. part Y
4. part Z
5. part V
Which organ is the brain? [7a-26]
1. organ T
2. organ Z
3. organ V
4. organ W
5. organ X
Which organ is the lungs? [7a-27]
1. organ T
2. organ U
3. organ V
4. organ W
5. organ X
Which organ is the heart? [7a-28]
1. organ Z
2. organ U
3. organ V
4. organ W
5. organ X
Which organ is the liver? [7a-29]
1. organ Z
2. organ U
3. organ V
4. organ W
5. organ X
Which organ is a kidney? [7a-30]
1. organ Y
2. organ Z
3. organ V
4. organ W
5. organ X
Which organ is the small intestine? [7a-31]
1. organ Y
2. organ Z
3. organ V
4. organ W
5. organ X
Which organ is the stomach? [7a-32]
1. organ Z
2. organ U
3. organ V
4. organ W
5. organ X
Which of the following phrases best matches the word cell? [7a-33]
1. a unit of life surrounded and enclosed by an outer membrane
2. a collection of similar units performing in the same way, forming part of the structure of a plant or animal
3. a structure made of different tissues to perform particular functions in a plant or animal
4. an individual plant or animal
Which of the following phrases best matches the word tissue? [7a-34]
1. a unit of life surrounded and enclosed by an outer membrane
2. a collection of similar cells performing in the same way, forming part of the structure of a plant or animal
3. a structure made of different cell structures to perform particular functions in a plant or animal
4. an individual plant or animal
Which of the following phrases best matches the word organ? [7a-35]
1. a unit of life surrounded and enclosed by an outer membrane
2. a collection of similar cells performing in the same way, forming part of the structure of a plant or animal
3. a structure made of different tissues to perform particular functions in a plant or animal
4. an individual plant or animal
Which of the following phrases best matches the word organism? [7a-36]
1. a unit of life surrounded and enclosed by an outer membrane
2. a collection of similar cells performing in the same way, forming part of the structure of a plant or animal
3. a structure made of different tissues to perform particular functions in a plant or animal
4. an individual plant or animal
Which of the following phrases best matches the word vacuole [7a-37]
1. a large sugary liquid filled space in a plant cell
2. the thin outer layer of an animal cell
3. it controls the cell's activities
4. most of the liquid in an animal cell
5. small green structures in plant cells
Which of the following phrases best matches the word membrane? [7a-38]
1. a large sugary liquid filled space in a plant cell
2. the thin outer layer of an animal cell
3. it controls the cell's activities
4. most of the liquid in an animal cell
5. it gives plants cells extra strength to their shape
Which of the following phrases best matches the word nucleus? [7a-39]
1. a large sugary liquid filled space in a plant cell
2. it gives plants cells extra strength to their shape
3. it controls the cell's activities
4. most of the liquid in an animal cell
5. small green structures in plant cells
Which of the following phrases best matches the word cytoplasm? [7a-40]
1. a large sugary liquid filled space in a plant cell
2. the thin outer layer of an animal cell
3. it controls the cell's activities
4. most of the liquid in an animal cell
5. small green structures in plant cells
Which of the following phrases best matches the word chloroplast? [7a-41]
1. a large sugary liquid filled space in a plant cell
2. the thin outer layer of an animal cell
3. it controls the cell's activities
4. most of the liquid in an animal cell
5. small green structures in plant cells
Which of the following phrases best matches the word cell wall? [7a-42]
1. a large sugary liquid filled space in a plant cell
2. it gives plants cells extra strength to their shape
3. it controls the cell's activities
4. most of the liquid in an animal cell
5. small green structures in plant cells
Which of the following is TRUE? [7a-43]
1. all cells contain cytoplasm
2. all plant cells contain chloroplasts
3. all cells have a cell wall
4. all cells have a nucleus
Which of the following is TRUE? [7a-44]
1. some cells contain cytoplasm
2. only some plant cells contain chloroplasts
3. all cells have a cell wall
4. all cells have a nucleus
Which of the following is TRUE? [7a-45]
1. some cells contain cytoplasm
2. all plant cells contain chloroplasts
3. only plant cells have a cell wall
4. all cells have a nucleus
Which of the following is TRUE? [7a-46]
1. some cells contain cytoplasm
2. all plant cells contain chloroplasts
3. all cells have a cell wall
4. most cells have a nucleus
Which of the following is TRUE? [7a-47]
1. all cells have a cell membrane
2. the nucleus doesn't always control the activities of a cell containing a nucleus
3. plant cells have no significant differences compared to animal cells
4. the vacuoles control what enters or leaves a cell
Which of the following is TRUE? [7a-48]
1. only certain cells have a cell membrane
2. the nucleus controls the activities of all cells which have a nucleus
3. plant cells have no significant differences compared to animal cells
4. the vacuoles control what enters or leaves a cell
Which of the following is TRUE? [7a-49]
1. only certain cells have a cell membrane
2. the nucleus doesn't always control the activities of a cell containing a nucleus
3. plant cells have significant differences compared to animal cells
4. the vacuoles control what enters or leaves a cell
Which of the following is TRUE? [7a-50]
1. only certain cells have a cell membrane
2. the nucleus doesn't always control the activities of a cell containing a nucleus
3. plant cells have no significant differences compared to animal cells
4. the cell membrane controls what enters or leaves a cell
Carefully study the diagrams showing the simplified structure of three single celled organisms that live in fresh water. Which of the following is most likely to be TRUE? [7a-51]
1. the dinoflagellate is a plant cell
2. the amoeba is not an animal cell
3. the euglena is not a plant cell
4. all three organisms can carry out photosynthesis
Carefully study the diagrams showing the simplified structure of three single celled organisms that live in fresh water. Which of the following is most likely to be TRUE? [7a-52]
1. the dinoflagellate is not a plant cell
2. the amoeba is an animal cell
3. the euglena is not a plant cell
4. only the dinoflagellate can carry out photosynthesis
Carefully study the diagrams showing the simplified structure of three single celled organisms that live in fresh water. Which of the following is most likely to be TRUE? [7a-53]
1. the dinoflagellate is not a plant cell
2. the amoeba is not an animal cell
3. the euglena is both plant and animal
4. only the euglena can carry out photosynthesis
Carefully study the diagrams showing the simplified structure of three single celled organisms that live in fresh water. Which of the following is most likely to be TRUE? [7a-54]
1. the dinoflagellate is not a plant cell
2. the amoeba is not an animal cell
3. the euglena is not a plant cell
4. only the amoeba cannot photosynthesise food
Which organ is part of the respiratory system? [7a-55]
1. organ U
2. organ Z
3. organ T
4. organ V
Which organ is part of the digestive system? [7a-56]
1. organ U
2. organ Z
3. organ T
4. organ V
Which organ is part of the nervous system? [7a-57]
1. organ U
2. organ Z
3. organ T
4. organ V
Which organ is part of the circulatory system? [7a-58]
1. organ U
2. organ Z
3. organ T
4. organ V
Which of the following organs of the human body controls the body through the nervous system? [7a-59]
1. brain
2. lungs
3. heart
4. liver
5. kidney
Which of the following organs of the human body take in air for the oxygen, remove carbon dioxide, and are damaged by smoking? [7a-60]
1. brain
2. lungs
3. heart
4. liver
5. kidney
Which of the following organs of the human body pumps the blood around the body which carries oxygen, digested food and waste products? [7a-61]
1. small intestine
2. lungs
3. heart
4. liver
5. kidney
Which of the following organs of the human body produces secretions to help digestion, stores energy foods, controls glucose production and is damaged by too much alcohol? [7a-62]
1. brain
2. lungs
3. heart
4. liver
5. small intestine
Which of the following organs of the human body removes waste from the blood, purifying it and makes urine? [7a-63]
1. small intestine
2. lungs
3. stomach
4. liver
5. kidney
Which of the following organs of the human body is where most food is digested and then absorbed for the rest of the body? [7a-64]
1. brain
2. lungs
3. stomach
4. liver
5. small intestine
Which of the following organs of the human body is a large sac in which digestion starts and it produces acid that kills many bacteria? [7a-65]
1. brain
2. lungs
3. stomach
4. liver
5. small intestine
Which of the following organs of a plant contains the sex organs? [7a-66]
1. flowers
2. leaves
3. stem
4. roots
5. root hairs
Which of the following organs of a plant is where most photosynthesis takes place making food? [7a-67]
1. flowers
2. leaves
3. stem
4. roots
5. root hairs
Which of the following organs of a plant holds the plant upright? [7a-68]
1. flowers
2. leaves
3. stem
4. roots
5. root hairs
Which of the following organs of a plant anchors it to the ground? [7a-69]
1. flowers
2. leaves
3. stem
4. roots
5. root hairs
Which of the following organs of a plant absorb water and minerals nutrients? [7a-70]
1. flowers
2. leaves
3. stem
4. roots
5. root hairs
Tissue is a structure made of many cells performing a similar function and different tissues do different jobs. Which tissue acts as a protective covering of the flesh? [7a-71]
1. skin
2. bone
3. nerve
4. muscle
5. blood vessel
Tissue is a structure made of many cells performing a similar function and different tissues do different jobs. Which tissue supports the structure of the whole body? [7a-72]
1. skin
2. bone
3. nerve
4. muscle
5. blood vessel
Tissue is a structure made of many cells performing a similar function and different tissues do different jobs. Which tissue carries electrical signals to and from the brain? [7a-73]
1. skin
2. bone
3. nerve
4. muscle
5. blood vessel
Tissue is a structure made of many cells performing a similar function and different tissues do different jobs. Which tissue enable body parts to be moved? [7a-74]
1. skin
2. bone
3. nerve
4. muscle
5. blood vessel
Tissue is a structure made of many cells performing a similar function and different tissues do different jobs. Which tissue carries the fluid containing nutrients, oxygen and waste products? [7a-75]
1. skin
2. bone
3. nerve
4. muscle
5. blood vessel
Which of the following statements is FALSE? [7a-76]
1. cells do not have to divide to get growth
2. when cells divide, two identical cells are formed
3. not all cells can divide or repair themselves
4. a cell must have a nucleus to divide
Which of the following statements is FALSE? [7a-77]
1. cells must divide to get growth
2. when cells divide, two different cells are formed
3. not all cells can divide or repair themselves
4. a cell must have a nucleus to divide
Which of the following statements is FALSE? [7a-78]
1. cells must divide to get growth
2. when cells divide, two identical cells are formed
3. all cells can divide or repair themselves
4. a cell must have a nucleus to divide
Which of the following statements is FALSE? [7a-79]
1. cells must divide to get growth
2. when cells divide, two identical cells are formed
3. not all cells can divide or repair themselves
4. a cell does not need a nucleus to divide
Which of the following is the smallest? [7a-80]
1. nucleus
2. cell
3. tissue
4. organ
Which of the following might be described as the building block or unit of all organisms? [7a-81]
1. nucleus
2. cell
3. tissue
4. organ
Which of the following is a specialised collection of similar small units? [7a-82]
1. nucleus
2. cell
3. tissue
4. organ
Which of the following is the largest? [7a-83]
1. nucleus
2. cell
3. tissue
4. organ
Which cell transfers genetic information from the mother to the offspring? [7b-1]
1. cell 4
2. cell 5
3. cell 3
4. cell 1
Which cell transfers genetic information from the father to the offspring? [7b-2]
1. cell 4
2. cell 5
3. cell 3
4. cell 1
Which cell transports oxygen to the placenta for the unborn child? [7b-3]
1. cell 4
2. cell 5
3. cell 3
4. cell 1
Which cell moves the egg cell (ovum) along the fallopian tube (oviduct)? [7b-4]
1. cell 4
2. cell 5
3. cell 3
4. cell 1
The diagram above shows the main features of the human female sex cell (egg or ovum), the male sex cell (sperm) and a ciliated cell (with hairs or cilia). Which part of the sperm cell controls what it does? [7b-5]
1. nucleus
2. head
3. membrane
4. tail
The diagram above shows the main features of the human female sex cell (egg or ovum), the male sex cell (sperm) and a ciliated cell (with hairs or cilia). Which part of the sperm cell burrows into the ovum? [7b-6]
1. nucleus
2. head
3. membrane
4. tail
The diagram above shows the main features of the human female sex cell (egg or ovum), the male sex cell (sperm) and a ciliated cell (with hairs or cilia). Which part of the sperm cell encloses all the cytoplasm? [7b-7]
1. nucleus
2. head
3. membrane
4. tail
The diagram above shows the main features of the human female sex cell (egg or ovum), the male sex cell (sperm) and a ciliated cell (with hairs or cilia). Which part of the sperm cell enables it to swim to the ovum? [7b-8]
1. nucleus
2. head
3. membrane
4. tail
Which of the following connects with the word fertilisation? [7b-9]
1. the joining of the two nuclei from a sperm cell and an ovum (egg cell)
2. embryo cells rapidly dividing
3. minerals passing through the placenta to the foetus
4. oxygen passing through the placenta to the foetus
Which of the following connects with the word growth? [7b-10]
1. the joining of the two nuclei from a sperm cell and an ovum (egg cell)
2. embryo cells rapidly dividing
3. minerals passing through the placenta to the foetus
4. oxygen passing through the placenta to the foetus
Which of the following connects with the word nutrition? [7b-11]
1. the joining of the two nuclei from a sperm cell and an ovum (egg cell)
2. embryo cells rapidly dividing
3. minerals passing through the placenta to the foetus
4. oxygen passing through the placenta to the foetus
Which of the following connects with the word respiration? [7b-12]
1. the joining of the two nuclei from a sperm cell and an ovum (egg cell)
2. embryo cells rapidly dividing
3. minerals passing through the placenta to the foetus
4. oxygen passing through the placenta to the foetus
Which part corresponds to the umbilical cord? [7b-13]
1. part W
2. part R
3. part Y
4. part P
5. part Q
Which part corresponds to the uterus wall (womb)? [7b-14]
1. part W
2. part R
3. part Y
4. part P
5. part Q
Which part corresponds to the placenta? [7b-15]
1. part W
2. part R
3. part Y
4. part P
5. part Q
Which part corresponds to the amniotic fluid? [7b-16]
1. part W
2. part R
3. part Y
4. part P
5. part Q
Which part corresponds to the amnion membrane? [7b-16]
1. part W
2. part R
3. part Y
4. part P
5. part Q
Which part corresponds to the ovary? [7b-18]
1. part U
2. part N
3. part Z
4. part S
5. part R
Which part corresponds to the cervix? [7b-19]
1. part U
2. part N
3. part Z
4. part S
5. part R
Which part corresponds to the vagina? [7b-20]
1. part U
2. part N
3. part Z
4. part S
5. part T
Which part corresponds to the oviduct (fallopian tube)? [7b-21]
1. part U
2. part N
3. part Z
4. part S
5. part R
Which part corresponds to the uterus organ? [7b-22]
1. part U
2. part N
3. part Z
4. part S
5. part R
Which part corresponds to the uterus lining? [7b-23]
1. part U
2. part N
3. part Z
4. part S
5. part T
Where does the female egg cell get fertilised? [7b-24]
1. oviduct
2. ovary
3. uterus
4. vagina
Where are the eggs stored?? [7b-25]
1. oviduct
2. ovary
3. uterus
4. vagina
Where does the embryo develop into the foetus? [7b-26]
1. oviduct
2. ovary
3. uterus
4. vagina
Where is sperm deposited before fertilising the egg cell? [7b-27]
1. oviduct
2. ovary
3. uterus
4. vagina
Where does the fertilised egg cell (embryo) implant itself? [7b-28]
1. oviduct
2. ovary
3. uterus lining
4. vagina
Where are food and waste materials exchanged between the mother and baby? [7b-29]
1. placenta
2. amniotic fluid
3. uterus
4. umbilical cord
What protects the baby from 'knocks' and keeps it warm? [7b-30]
1. placenta
2. amniotic fluid
3. uterus
4. umbilical cord
What is the name of the organ where the baby develops? [7b-31]
1. placenta
2. amniotic fluid
3. uterus
4. umbilical cord
Which has blood vessels carrying food and oxygen directly to the unborn baby? [7b-32]
1. placenta
2. amniotic fluid
3. uterus
4. umbilical cord
Which phrase matches 'ovulation'? [7b-33]
1. the release of the egg cell (ovum) from the ovary
2. when the embryo beds itself into the uterus lining to develop into the foetus
3. the breaking down of the uterus lining with bleeding in the menstrual cycle
4. what the uterus wall does before childbirth
Which phrase matches 'implantation'? [7b-34]
1. the release of the egg cell (ovum) from the ovary
2. when the embryo beds itself into the uterus lining to develop into the foetus
3. the breaking down of the uterus lining with bleeding in the menstrual cycle
4. what the uterus wall does before childbirth
Which phrase matches 'menstruation'? [7b-35]
1. the release of the egg cell (ovum) from the ovary
2. when the embryo beds itself into the uterus lining to develop into the foetus
3. the breaking down of the uterus lining with bleeding
4. what the uterus wall does before childbirth
Which phrase matches 'contraction'? [7b-36]
1. the release of the egg cell (ovum) from the ovary
2. when the embryo beds itself into the uterus lining to develop into the foetus
3. the breaking down of the uterus lining with bleeding in the menstrual cycle
4. what the uterus wall does before childbirth
Which of the following matches the word penis? [7b-37]
1. deposits the sperm into the female's vagina
2. where sperm are made
3. moves sperm from the testis to the penis
4. the sac containing the testis
Which of the following matches the word testis? [7b-38]
1. deposits the sperm into the female's vagina
2. where sperm are made
3. moves sperm to the penis
4. stores urine
Which of the following matches the word sperm duct? [7b-39]
1. deposits the sperm into the female's vagina
2. where sperm are made
3. moves sperm from the testis to the penis
4. the sac containing the testis
Which of the following matches the word scrotum? [7b-40]
1. deposits the sperm into the female's vagina
2. where sperm are made
3. moves sperm from the testis to the penis
4. the sac containing the testis
Which phrase matches the word ovum? [7b-41]
1. female sex cell
2. initially formed by the fusion of the female and male sex cells
3. offspring with recognisable animal features
4. male sex cell
Which phrase matches the word embryo? [7b-42]
1. female sex cell
2. initially formed by the fusion of the female and male sex cells
3. offspring with recognisable animal features
4. male sex cell
Which phrase matches the word foetus? [7b-43]
1. female sex cell
2. initially formed by the fusion of the female and male sex cells
3. offspring with recognisable animal features
4. male sex cell
Which phrase matches the word sperm? [7b-44]
1. female sex cell
2. initially formed by the fusion of the female and male sex cells
3. offspring with recognisable animal features
4. male sex cell
Which of the following is TRUE? [7b-45]
1. Girls are born with thousands of unripened egg cells in their ovaries.
2. Adult males produce and store all their sperm in adolescence.
3. The female egg cell is smaller than most other specialised cells so it can easily move down the fallopian tube to meet a male sperm cell.
4. The female menstrual cycle takes about 9 months.
Which of the following is TRUE? [7b-46]
1. Girls are born with just a few unripened egg cells in their ovaries.
2. Adult males continually produce sperm.
3. The female egg cell is smaller than most other specialised cells so it can easily move down the fallopian tube to meet a male sperm cell.
4. The female menstrual cycle takes about 9 months.
Which of the following is TRUE? [7b-47]
1. Girls are born with just a few unripened egg cells in their ovaries.
2. Adult males produce and store all their sperm in puberty.
3. The female egg cell is larger than most other specialised cells because it has extra food for growth and development after fertilisation.
4. The female menstrual cycle takes about 9 months.
Which of the following is TRUE? [7b-48]
1. Girls are born with just a few unripened egg cells in their ovaries.
2. Adult males produce and store all their sperm in puberty.
3. The female egg cell is smaller than most other specialised cells so it can easily move down the fallopian tube to meet a male sperm cell.
4. The female menstrual cycle takes about 1 month.
Which of the following means a omnivore? [7c-1]
1. animal that eats plants and animals
2. animal that eats animals only
3. animal that eats plants only
4. person that does not eat meat
Which of the following means a carnivore? [7c-2]
1. animal that eats plants and animals
2. animal that eats animals only
3. animal that eats plants only
4. person that does not eat meat
Which of the following means a herbivore? [7c-3]
1. animal that eats plants and animals
2. animal that eats animals only
3. animal that eats plants only
4. person that does not eat meat
Which of the following means a vegetarian? [7c-4]
1. animal that eats plants and animals
2. animal that eats animals only
3. animal that eats plants only
4. person that does not eat meat
Which of the following describes a habitat? [7c-5]
1. where a living thing lives
2. a single set of living things showing what eats what
3. a complex diagram with lots of connections of living things showing what eats what
4. the conditions where something lives
Which of the following describes a food chain? [7c-6]
1. where a living thing lives
2. a single set of living things showing what eats what
3. a complex diagram with lots of connections of living things showing what eats what
4. the conditions where something lives
Which of the following describes a food web? [7c-7]
1. where a living thing lives
2. a single set of living things showing what eats what
3. a complex diagram with lots of connections of living things showing what eats what
4. the conditions where something lives
Which of the following describes an environment? [7c-8]
1. where a living thing lives
2. a single set of living things showing what eats what
3. a complex diagram with lots of connections of living things showing what eats what
4. the conditions where something lives
Which of the following matches the descriptive word prey? [7c-9]
1. 'is hunted and killed for food'
2. 'hunts and kills another animal for food'
3. 'a living thing that does not make its own food'
4. 'living thing that makes its own food'
Which of the following matches the descriptive word predator? [7c-10]
1. 'is hunted and killed for food'
2. 'hunts and kills another animal for food'
3. 'a living thing that does not make its own food'
4. 'living thing that makes its own food'
Which of the following matches the descriptive word consumer? [7c-11]
1. 'is hunted and killed for food'
2. 'hunts and kills another animal for food'
3. 'a living thing that does not make its own food'
4. 'living thing that makes its own food'
Which of the following matches the descriptive word producer? [7c-12]
1. 'is hunted and killed for food'
2. 'hunts and kills another animal for food'
3. 'a living thing that does not make its own food'
4. 'living thing that makes its own food'
Which of the following matches the descriptive word migration? [7c-13]
1. 'mass movement of animals to new breeding or feeding grounds'
2. 'sleeping through a season such as winter'
3. 'the animal has a particular body feature that helps it survive in cold weather'
4. 'the plant or animal has a useful feature that helps it live in a particular habitat or environment'
Which of the following matches the descriptive word hibernation? [7c-14]
1. 'mass movement of animals to new breeding or feeding grounds'
2. 'sleeping through a season such as winter'
3. 'the animal has a particular body feature that helps it survive in cold weather'
4. 'the plant or animal has a useful feature that helps it live in a particular habitat or environment'
Which of the following matches the descriptive word insulation? [7c-15]
1. 'mass movement of animals to new breeding or feeding grounds'
2. 'sleeping through a season such as winter'
3. 'the animal has a particular body feature that helps it survive in cold weather'
4. 'the place where things live'
Which of the following matches the descriptive word adaptation? [7c-16]
1. 'mass movement of animals to new breeding or feeding grounds'
2. 'sleeping through a season such as winter'
3. 'the place where things live'
4. 'the plant or animal has a useful feature that helps it live in a particular habitat or environment'
The diagram above illustrates a single food chain (not to scale!)
Which of the following is the producer? [7c-17]
1. green cabbage
2. white butterfly
3. blue-tit
4. kestrel-falcon
The diagram above illustrates a single food chain (not to scale!)
Which of the following is the primary consumer? [7c-18]
1. green cabbage
2. white butterfly
3. blue-tit
4. kestrel-falcon
The diagram above illustrates a single food chain (not to scale!)
Which of the following is the secondary consumer? [7c-19]
1. green cabbage
2. white butterfly
3. blue-tit
4. kestrel-falcon
The diagram above illustrates a single food chain (not to scale!)
Which of the following is the tertiary consumer? [7c-20]
1. green cabbage
2. white butterfly
3. blue-tit
4. kestrel-falcon
The diagram above illustrates a single food chain (not to scale!)
Which of the following is a herbivore? [7c-21]
1. butterfly insect only
2. blue-tit and kestrel birds
3. kestrel bird only
4. butterfly insect and blue-tit bird
5. blue-tit bird only
The diagram above illustrates a single food chain (not to scale!)
Which of the following are carnivores? [7c-22]
1. butterfly insect only
2. blue-tit and kestrel birds
3. kestrel bird only
4. butterfly insect and blue-tit bird
5. blue-tit bird only
The diagram above illustrates a single food chain (not to scale!)
Which of the following is the top carnivore? [7c-23]
1. butterfly insect only
2. blue-tit and kestrel birds
3. kestrel bird only
4. butterfly insect and blue-tit bird
5. blue-tit bird only
The diagram above illustrates a single food chain (not to scale!)
Which of the following are prey? [7c-24]
1. butterfly insect only
2. blue-tit and kestrel birds
3. kestrel bird only
4. butterfly insect and blue-tit bird
5. blue-tit bird only
The diagram above illustrates a single food chain (not to scale!)
Which of the following populations will tend to increase if a disease kills some blue-tits? [7c-25]
1. butterfly insect only
2. blue-tit and kestrel birds
3. kestrel bird only
4. butterfly insect and blue-tit bird
5. blue-tit bird only
The diagram above illustrates a single food chain (not to scale!)
Which of the following are predators? [7c-26]
1. butterfly insect only
2. blue-tit and kestrel birds
3. kestrel bird only
4. butterfly insect and blue-tit bird
5. blue-tit bird only
The diagram above illustrates a single food chain (not to scale!)
Which of the following animal populations will tend to increase if some chemical poison kills some kestrel birds in their habitat? [7c-27]
1. butterfly insect only
2. blue-tit and kestrel birds
3. kestrel bird only
4. butterfly insect and blue-tit bird
5. blue-tit bird only
The diagram above illustrates a single food chain (not to scale!)
Which of the following animals is most likely to be an omnivore? [7c-28]
1. butterfly insect only
2. blue-tit and kestrel birds
3. kestrel bird only
4. butterfly insect and blue-tit bird
5. blue-tit bird only
Which of the following food chains is in the wrong order? [7c-29]
1. fish ==> shrimps ==> seal ==> bear
2. leaves ==> caterpillar ==> robin ==> hawk
3. plant plankton ==> animal plankton ==> krill ==> whale
4. fruit bush ==> field mouse ==> owl ==> fox
Which of the following food chains is in the wrong order? [7c-30]
1. shrimps ==> fish ==> seal ==> bear
2. leaves ==> robin ==> caterpillar ==> hawk
3. plant plankton ==> animal plankton ==> krill ==> whale
4. fruit bush ==> field mouse ==> owl ==> fox
Which of the following food chains is in the wrong order? [7c-31]
1. shrimps ==> fish ==> seal ==> bear
2. leaves ==> caterpillar ==> robin ==> hawk
3. animal plankton ==> plant plankton ==> ==> whale ==> krill
4. fruit bush ==> field mouse ==> owl ==> fox
Which of the following food chains is in the wrong order? [7c-32]
1. shrimps ==> fish ==> seal ==> bear
2. leaves ==> caterpillar ==> robin ==> hawk
3. plant plankton ==> animal plankton ==> krill ==> whale
4. fruit bush ==> field mouse ==> fox ==> owl
Which of the following is always TRUE about links up a food chain? (from left to right) [7c-33]
1. energy is transferred
2. the numbers of individual plants or animals increases
3. the size of the individual plants or animals decreases
4. the total mass of the plants or animals increases
Which of the following is usually TRUE about links up a food chain? (from left to right) [7c-34]
1. energy cannot be transferred
2. the numbers of individual plants or animals decreases
3. the size of the individual plants or animals decreases
4. the total mass of the plants or animals increases
Which of the following is usually TRUE about links up a food chain? (from left to right) [7c-35]
1. energy cannot be transferred
2. the numbers of individual plants or animals increases
3. the size of the individual plants or animals increases
4. the total mass of the plants or animals increases
Which of the following is always TRUE about links up a food chain? (from left to right) [7c-36]
1. energy cannot be transferred
2. the numbers of individual plants or animals increases
3. the size of the individual plants or animals decreases
4. the total mass of the plants or animals decreases
Which of the following animals is adapted to survive by having thick fur to keep warm? [7c-37]
1. bear
2. bird
3. cheetah
4. shark
Which of the following animals is adapted to survive by having low density bones to travel great distances? [7c-38]
1. bear
2. bird
3. cheetah
4. shark
Which of the following animals is adapted to survive by having strong legs for moving fast? [7c-39]
1. bear
2. bird
3. cheetah
4. shark
Which of the following animals is adapted to survive by having a streamlined body for fast movement? [7c-40]
1. bear
2. bird
3. cheetah
4. shark
Which of the following animals is adapted to survive by storing extra fat for hibernation? [7c-41]
1. bear
2. bird
3. cheetah
4. shark
Which of the following animals is adapted to survive by having feathers for insulation? [7c-42]
1. bear
2. bird
3. cheetah
4. shark
Which of the following animals is adapted to survive by having sharp claws to hold prey? [7c-43]
1. squirrel
2. bird
3. cheetah
4. shark
Which of the following animals is adapted to survive by having gills for gas exchange? [7c-44]
1. bear
2. bird
3. cheetah
4. shark
If some particular river pollution kills many perch fish, which plant or animal populations are most likely to decrease in numbers? [7c-45]
1. otters only
2. water beetles, perch and otters
3. perch and otters
4. water beetles only
5. pond weed only
If the spring weather is warmer than usual and more tadpoles survive to grow into adults, which plants or animals are most likely to increase in population? [7c-46]
1. otters only
2. water beetles, perch and otters
3. perch and otters
4. water beetles only
5. pond weed only
If a large number of water beetles die from a particular disease, which plants or animals are most likely to decrease in numbers? [7c-47]
1. otters only
2. water beetles, perch and otters
3. perch and otters
4. water beetles only
5. pond weed only
If some particular river pollution kills many perch fish, which plants or animals are most likely to increase in numbers? [7c-48]
1. otters only
2. water beetles, perch and otters
3. perch and otters
4. water beetles only
5. pond weed only
Which of the following is/are the producer(s)? [7c-49]
1. otters only
2. water beetles, perch and otters
3. perch and otters
4. water beetles only
5. pond weed only
Which of the following make their own food? [7c-50]
1. otters only
2. water beetles, perch and otters
3. perch and otters
4. water beetles only
5. pond weed only
Different __(1)__ have different __(2)__ which support various living __(3)__. The distribution of plants and animals is affected by environmental __(4)__ such as light, temperature or availability of __(5)__.

Which missing word is (1)? [7c-51]
1. habitats
2. features
3. organisms
4. factors
5. nutrients
Different __(1)__ have different __(2)__ which support various living __(3)__. The distribution of plants and animals is affected by environmental __(4)__ such as light, temperature or availability of __(5)__.

Which missing word is (2)? [7c-52]
1. habitats
2. features
3. organisms
4. factors
5. nutrients
Different __(1)__ have different __(2)__ which support various living __(3)__. The distribution of plants and animals is affected by environmental __(4)__ such as light, temperature or availability of __(5)__.

Which missing word is (3)? [7c-53]
1. habitats
2. features
3. organisms
4. factors
5. nutrients
Different __(1)__ have different __(2)__ which support various living __(3)__. The distribution of plants and animals is affected by environmental __(4)__ such as light, temperature or availability of __(5)__.

Which missing word is (4)? [7c-54]
1. habitats
2. features
3. organisms
4. factors
5. nutrients
Different __(1)__ have different __(2)__ which support various living __(3)__. The distribution of plants and animals is affected by environmental __(4)__ such as light, temperature or availability of __(5)__.

Which missing word is (5)? [7c-55]
1. habitats
2. features
3. organisms
4. factors
5. nutrients
Animals have __(1)__ or features which have developed through evolution and are known as __(2)__. These help an animal to __(3)__ in its habitat. For example, sharp claws may help them catch __(4)__ or strong legs may give them speed to escape a __(5)__.

Which missing word is (1)? [7c-56]
1. characteristics
2. adaptations
3. survive
4. prey
5. predators
Animals have __(1)__ or features which have developed through evolution and are known as __(2)__. These help an animal to __(3)__ in its habitat. For example, sharp claws may help them catch __(4)__ or strong legs may give them speed to escape a __(5)__.

Which missing word is (2)? [7c-57]
1. characteristics
2. adaptations
3. survive
4. prey
5. predators
Animals have __(1)__ or features which have developed through evolution and are known as __(2)__. These help an animal to __(3)__ in its habitat. For example, sharp claws may help them catch __(4)__ or strong legs may give them speed to escape a __(5)__.

Which missing word is (3)? [7c-58]
1. characteristics
2. adaptations
3. survive
4. prey
5. predators
Animals have __(1)__ or features which have developed through evolution and are known as __(2)__. These help an animal to __(3)__ in its habitat. For example, sharp claws may help them catch __(4)__ or strong legs may give them speed to escape a __(5)__.

Which missing word is (4)? [7c-59]
1. characteristics
2. adaptations
3. survive
4. prey
5. predators
Animals have __(1)__ or features which have developed through evolution and are known as __(2)__. These help an animal to __(3)__ in its habitat. For example, sharp claws may help them catch __(4)__ or strong legs may give them speed to escape a __(5)__.

Which missing word is (5)? [7c-60]
1. characteristics
2. adaptations
3. survive
4. prey
5. predators
All the plants and __(1)__ in their __(2)__ are linked together in __(3)__. These are made up of many __(4)__ which start with __(5)__ and the arrows represent __(6)__.

Which is the missing word(s) (1)? [7c-61]
1. animals
2. habitats
3. food webs
4. food chains
5. plants
6. energy transfers
All the plants and __(1)__ in their __(2)__ are linked together in __(3)__. These are made up of many __(4)__ which start with __(5)__ and the arrows represent __(6)__.

Which is the missing word(s) (2)? [7c-62]
1. animals
2. habitats
3. food webs
4. food chains
5. plants
6. energy transfers
All the plants and __(1)__ in their __(2)__ are linked together in __(3)__. These are made up of many __(4)__ which start with __(5)__ and the arrows represent __(6)__.

Which is the missing word(s) (3)? [7c-63]
1. animals
2. habitats
3. food webs
4. food chains
5. plants
6. energy transfers
All the plants and __(1)__ in their __(2)__ are linked together in __(3)__. These are made up of many __(4)__ which start with __(5)__ and the arrows represent __(6)__.

Which is the missing word(s) (4)? [7c-64]
1. animals
2. habitats
3. food webs
4. food chains
5. plants
6. energy transfers
All the plants and __(1)__ in their __(2)__ are linked together in __(3)__. These are made up of many __(4)__ which start with __(5)__ and the arrows represent __(6)__.

Which is the missing word(s) (5)? [7c-65]
1. animals
2. habitats
3. food webs
4. food chains
5. plants
6. energy transfers
All the plants and __(1)__ in their __(2)__ are linked together in __(3)__. These are made up of many __(4)__ which start with __(5)__ and the arrows represent __(6)__.

Which is the missing word(s) (6)? [7c-66]
1. animals
2. habitats
3. food webs
4. food chains
5. plants
6. energy transfers
If a large number of water beetles die from a particular disease, which plants or animals are most likely to increase in numbers? [7c-67]
1. tadpoles only
2. water beetles, perch and otters
3. perch and otters
4. water beetles only
5. pond weed only
(1) (2) (3) (4) (5) (6)
The bird pictures (1) to (6) are not to scale. All organisms have evolved to have features or 'adaptations' which help them survive in their habitat. Which of the following descriptions matches bird (1)? [7c-68]
1. It is quite a small bird with a fine beak for catching insects and is small enough to move rapidly from out of bushes or trees.
2. It has webbed feet, which it uses for walking on or swimming on the surface of water, it feeds on aquatic plants and small animals like water snails
3. It can fly fast with great skill and has sharp claws to catch prey and a sharp beak to tear up flesh.
4. It has a long reach with its neck and beak and hunts small fishes and frogs while standing patiently in water or perched by the water side.
5. It has a streamlined shape to swim fast under water to catch fish, and uses its tail for power and fins to steer.
6. It is a relatively small bird with has a short strong beak for crunching seeds and easily flies in and out of bushes.
(1) (2) (3) (4) (5) (6)
The bird pictures (1) to (6) are not to scale. All organisms have evolved to have features or 'adaptations' which help them survive in their habitat. Which of the following descriptions matches bird (2)? [7c-69]
1. It is quite a small bird with a fine beak for catching insects and is small enough to move rapidly from out of bushes or trees.
2. It has webbed feet, which it uses for walking on land or swimming on the surface of water, it feeds on aquatic plants and small animals like water snails
3. It can fly fast with great skill and has sharp claws to catch prey and a sharp beak to tear up flesh.
4. It has a long reach with its neck and beak and hunts small fishes and frogs while standing patiently in water or perched by the water side.
5. It has a streamlined shape to swim fast under water to catch fish, and uses its tail for power and fins to steer.
6. It is a relatively small bird with has a short strong beak for crunching seeds and easily flies in and out of bushes.
(1) (2) (3) (4) (5) (6)
The bird pictures (1) to (6) are not to scale. All organisms have evolved to have features or 'adaptations' which help them survive in their habitat. Which of the following descriptions matches bird (3)? [7c-70]
1. It is quite a small bird with a fine beak for catching insects and is small enough to move rapidly from out of bushes or trees.
2. It has webbed feet, which it uses for walking on land or swimming on the surface of water, it feeds on aquatic plants and small animals like water snails
3. It can fly fast with great skill and has sharp claws to catch prey and a sharp beak to tear up flesh.
4. It has a long reach with its neck and beak and hunts small fishes and frogs while standing patiently in water or perched by the water side.
5. It has a streamlined shape to swim fast under water to catch fish, and uses its tail for power and fins to steer.
6. It is a relatively small bird with has a short strong beak for crunching seeds and easily flies in and out of bushes.
(1) (2) (3) (4) (5) (6)
The bird pictures (1) to (6) are not to scale. All organisms have evolved to have features or 'adaptations' which help them survive in their habitat. Which of the following descriptions matches bird (4)? [7c-71]
1. It is quite a small bird with a fine beak for catching insects and is small enough to move rapidly from out of bushes or trees.
2. It has webbed feet, which it uses for walking on land or swimming on the surface of water, it feeds on aquatic plants and small animals like water snails
3. It can fly fast with great skill and has sharp claws to catch prey and a sharp beak to tear up flesh.
4. It has a long reach with its neck and beak and hunts small fishes and frogs while standing patiently in water or perched by the water side.
5. It has a streamlined shape to swim fast under water to catch fish, and uses its tail for power and fins to steer.
6. It is a relatively small bird with has a short strong beak for crunching seeds and easily flies in and out of bushes.
(1) (2) (3) (4) (5) (6)
The bird pictures (1) to (6) are not to scale. All organisms have evolved to have features or 'adaptations' which help them survive in their habitat. Which of the following descriptions matches bird (5)? [7c-72]
1. It is quite a small bird with a fine beak for catching insects and is small enough to move rapidly from out of bushes or trees.
2. It has webbed feet, which it uses for walking on land or swimming on the surface of water, it feeds on aquatic plants and small animals like water snails
3. It can fly fast with great skill and has sharp claws to catch prey and a sharp beak to tear up flesh.
4. It has a long reach with its neck and beak and hunts small fishes and frogs while standing patiently in water or perched by the water side.
5. It has a streamlined shape to swim fast under water to catch fish, and uses its tail for power and fins to steer.
6. It is a relatively small bird with has a short strong beak for crunching seeds and easily flies in and out of bushes.
(1) (2) (3) (4) (5) (6)
The bird pictures (1) to (6) are not to scale. All organisms have evolved to have features or 'adaptations' which help them survive in their habitat. Which of the following descriptions matches bird (6)? [7c-73]
1. It is quite a small bird with a fine beak for catching insects and is small enough to move rapidly from out of bushes or trees.
2. It has webbed feet, which it uses for walking on land or swimming on the surface of water, it feeds on aquatic plants and small animals like water snails
3. It can fly fast with great skill and has sharp claws to catch prey and a sharp beak to tear up flesh.
4. It has a long reach with its neck and beak and hunts small fishes and frogs while standing patiently in water or perched by the water side.
5. It has a streamlined shape to swim fast under water to catch fish, and uses its tail for power and fins to steer.
6. It is a relatively small bird with has a short strong beak for crunching seeds and easily flies in and out of bushes.
A fish has evolved many features to help it survive in its water environment. Which part of a fish moves it through water? [7c-74]
1. tail
2. fins
3. gills
4. scales
A fish has evolved many features to help it survive in its water environment. Which parts of a fish keeps it steady and upright when swimming? [7c-75]
1. tail
2. fins
3. gills
4. scales
A fish has evolved many features to help it survive in its water environment. Which part of a fish gets oxygen from the water? [7c-76]
1. tail
2. fins
3. gills
4. scales
A fish has evolved many features to help it survive in its water environment. Which part of a fish protects the body? [7c-77]
1. tail
2. fins
3. gills
4. scales
EXAMPLES!
Which of the following describes a fish? [7d-1]
1. cold blooded, lives in water, has gills and paired fins
2. cold blooded, lays eggs in water, spends first part of life in water and has gills, slimy skin, lives on land in adult life breathing with lungs
3. cold blooded, dry scaly waterproof skin, lays eggs on land
4. warm blooded, lays eggs on land, covered in feathers
5. warm blooded, body covered in hair, gives birth to live young which are fed on milk from special glands
EXAMPLES!
Which of the following describes an amphibian? [7d-2]
1. cold blooded, lives in water, has gills and paired fins
2. cold blooded, lays eggs in water, spends first part of life in water and has gills, slimy skin, lives on land in adult life breathing with lungs
3. cold blooded, dry scaly waterproof skin, lays eggs on land
4. warm blooded, lays eggs on land, covered in feathers
5. warm blooded, body covered in hair, gives birth to live young which are fed on milk from special glands
EXAMPLES!
Which of the following describes a reptile? [7d-3]
1. cold blooded, lives in water, has gills and paired fins
2. cold blooded, lays eggs in water, spends first part of life in water and has gills, slimy skin, lives on land in adult life breathing with lungs
3. cold blooded, dry scaly waterproof skin, lays eggs on land
4. warm blooded, lays eggs on land, covered in feathers
5. warm blooded, body covered in hair, gives birth to live young which are fed on milk from special glands
EXAMPLES!
Which of the following describes a bird? [7d-4]
1. cold blooded, lives in water, has gills and paired fins
2. cold blooded, lays eggs in water, spends first part of life in water and has gills, slimy skin, lives on land in adult life breathing with lungs
3. cold blooded, dry scaly waterproof skin, lays eggs on land
4. warm blooded, lays eggs on land, covered in feathers
5. warm blooded, body covered in hair, gives birth to live young which are fed on milk from special glands
EXAMPLES!
Which of the following describes a mammal? [7d-5]
1. cold blooded, lives in water, has gills and paired fins
2. cold blooded, lays eggs in water, spends first part of life in water and has gills, slimy skin, lives on land in adult life breathing with lungs
3. cold blooded, dry scaly waterproof skin, lays eggs on land
4. warm blooded, lays eggs on land, covered in feathers
5. warm blooded, body covered in hair, gives birth to live young which are fed on milk from special glands
EXAMPLES!
To which vertebrate group does a salmon belong? [7d-6]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
EXAMPLES!
To which vertebrate group does a frog belong? [7d-7]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
EXAMPLES!
To which vertebrate group does a snake belong? [7d-8]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
EXAMPLES!
To which vertebrate group does an eagle belong? [7d-9]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
EXAMPLES!
To which vertebrate group does a cow belong? [7d-10]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
EXAMPLES!
To which vertebrate group does a herring belong? [7d-11]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
EXAMPLES!
To which vertebrate group does a toad belong? [7d-12]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
EXAMPLES!
To which vertebrate group does a lizard belong? [7d-13]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
EXAMPLES!
To which vertebrate group does a penguin belong? [7d-14]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
EXAMPLES!
To which vertebrate group does a mouse belong? [7d-15]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
EXAMPLES!
To which vertebrate group does a shark belong? [7d-16]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
EXAMPLES!
To which vertebrate group does a salamander belong? [7d-17]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
EXAMPLES!
To which vertebrate group does a turtle belong? [7d-18]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
EXAMPLES!
To which vertebrate group does a heron belong? [7d-19]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
EXAMPLES!
To which vertebrate group does a whale belong? [7d-20]
1. fish
2. amphibian
3. reptile
4. bird
5. mammal
From our parents __(1)__ many of our characteristics are __(2)__. Although individuals are __(3)__ their parents, they are not __(4)__. Offspring from the same parents always show some __(5)__.

Which word is missing from __(1)__? [7d-21]
1. genes
2. inherited
3. like
4. identical
5. variation
From our parents __(1)__ many of our characteristics are __(2)__. Although individuals are __(3)__ their parents, they are not __(4)__. Offspring from the same parents always show some __(5)__.

Which word is missing from __(2)__? [7d-22]
1. genes
2. inherited
3. like
4. identical
5. variation
From our parents __(1)__ many of our characteristics are __(2)__. Although individuals are __(3)__ their parents, they are not __(4)__. Offspring from the same parents always show some __(5)__.

Which word is missing from __(3)__? [7d-23]
1. genes
2. inherited
3. like
4. identical
5. variation
From our parents __(1)__ many of our characteristics are __(2)__. Although individuals are __(3)__ their parents, they are not __(4)__. Offspring from the same parents always show some __(5)__.

Which word is missing from __(4)__? [7d-24]
1. genes
2. inherited
3. like
4. identical
5. variation
From our parents __(1)__ many of our characteristics are __(2)__. Although individuals are __(3)__ their parents, they are not __(4)__. Offspring from the same parents always show some __(5)__.

Which word is missing from __(5)__? [7d-25]
1. genes
2. inherited
3. like
4. identical
5. variation
EXAMPLES!
Living organisms can be divided into two main groups, __(1)__ and animals. Animals can be divided into two main sub-groups. Animals without backbones are called __(2)__ and those with backbones are called __(3)__. The vertebrates can be further classified into groups called __(4)__, whose bodies exist at the temperature of their surroundings, and __(5)__, which must maintain a particular body temperature.

Which missing word(s) matches space __(1)__? [7d-26]
1. plants
2. invertebrates
3. vertebrates
4. cold blooded
5. warm blooded
EXAMPLES!
Living organisms can be divided into two main groups, __(1)__ and animals. Animals can be divided into two main sub-groups. Animals without backbones are called __(2)__ and those with backbones are called __(3)__. The vertebrates can be further classified into groups called __(4)__, whose bodies exist at the temperature of their surroundings, and __(5)__, who must maintain a particular body temperature.

Which missing word(s) matches space __(2)__? [7d-27]
1. plants
2. invertebrates
3. vertebrates
4. cold blooded
5. warm blooded
EXAMPLES!
Living organisms can be divided into two main groups, __(1)__ and animals. Animals can be divided into two main sub-groups. Animals without backbones are called __(2)__ and those with backbones are called __(3)__. The vertebrates can be further classified into groups called __(4)__, whose bodies exist at the temperature of their surroundings, and __(5)__, who must maintain a particular body temperature.

Which missing word(s) matches space __(3)__? [7d-28]
1. plants
2. invertebrates
3. vertebrates
4. cold blooded
5. warm blooded
EXAMPLES!
Living organisms can be divided into two main groups, __(1)__ and animals. Animals can be divided into two main sub-groups. Animals without backbones are called __(2)__ and those with backbones are called __(3)__. The vertebrates can be further classified into groups called __(4)__, whose bodies exist at the temperature of their surroundings, and __(5)__, who must maintain a particular body temperature.

Which missing word(s) matches space __(4)__? [7d-29]
1. plants
2. invertebrates
3. vertebrates
4. cold blooded
5. warm blooded
EXAMPLES!
Living organisms can be divided into two main groups, __(1)__ and animals. Animals can be divided into two main sub-groups. Animals without backbones are called __(2)__ and those with backbones are called __(3)__. The vertebrates can be further classified into groups called __(4)__, whose bodies exist at the temperature of their surroundings, and __(5)__, who must maintain a particular body temperature.

Which missing word(s) matches space __(5)__? [7d-30]
1. plants
2. invertebrates
3. vertebrates
4. cold blooded
5. warm blooded
EXAMPLES!
Which of the following describes a snail? [7d-31]
1. invertebrate without jointed legs
2. invertebrate with jointed legs
3. cold blooded vertebrate
4. warm blooded vertebrate
EXAMPLES!
Which of the following describes an ant? [7d-32]
1. invertebrate without jointed legs
2. invertebrate with jointed legs
3. cold blooded vertebrate
4. warm blooded vertebrate
EXAMPLES!
Which of the following describes a trout? [7d-33]
1. invertebrate without jointed legs
2. invertebrate with jointed legs
3. cold blooded vertebrate
4. warm blooded vertebrate
EXAMPLES!
Which of the following describes a seagull? [7d-34]
1. invertebrate without jointed legs
2. invertebrate with jointed legs
3. cold blooded vertebrate
4. warm blooded vertebrate
EXAMPLES!
Which of the following describes an earthworm? [7d-35]
1. invertebrate without jointed legs
2. invertebrate with jointed legs
3. cold blooded vertebrate
4. warm blooded vertebrate
EXAMPLES!
Which of the following describes a spider? [7d-36]
1. invertebrate without jointed legs
2. invertebrate with jointed legs
3. cold blooded vertebrate
4. warm blooded vertebrate
EXAMPLES!
Which of the following describes a newt? [7d-37]
1. invertebrate without jointed legs
2. invertebrate with jointed legs
3. cold blooded vertebrate
4. warm blooded vertebrate
EXAMPLES!
Which of the following describes a bat? [7d-38]
1. invertebrate without jointed legs
2. invertebrate with jointed legs
3. cold blooded vertebrate
4. warm blooded vertebrate
EXAMPLES!
Which of the following describes an octopus? [7d-39]
1. invertebrate without jointed legs
2. invertebrate with jointed legs
3. cold blooded vertebrate
4. warm blooded vertebrate
EXAMPLES!
Which of the following describes woodlice? [7d-40]
1. invertebrate without jointed legs
2. invertebrate with jointed legs
3. cold blooded vertebrate
4. warm blooded vertebrate
EXAMPLES!
Which of the following describes a crocodile? [7d-41]
1. invertebrate without jointed legs
2. invertebrate with jointed legs
3. cold blooded vertebrate
4. warm blooded vertebrate
EXAMPLES!
Which of the following describes a porpoise? [7d-42]
1. invertebrate without jointed legs
2. invertebrate with jointed legs
3. cold blooded vertebrate
4. warm blooded vertebrate
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to your eye colour? [7d-43]
1. only what is genetically inherited from your parents genes
2. a combination of genetic and environmental factors
3. only environmental factors
4. nothing to do with genetic or environmental factors
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to your face shape? [7d-44]
1. only what is genetically inherited from your parents genes
2. a combination of genetic and environmental factors
3. only environmental factors
4. nothing to do with genetic or environmental factors
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to your hair length? [7d-45]
1. only what is genetically inherited from your parents genes
2. a combination of genetic and environmental factors
3. only environmental factors
4. nothing to do with genetic or environmental factors
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to you guessing the lottery numbers correctly? [7d-46]
1. only what is genetically inherited from your parents genes
2. a combination of genetic and environmental factors
3. only environmental factors
4. nothing to do with genetic or environmental factors
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to your natural hair colour? [7d-47]
1. only what is genetically inherited from your parents genes
2. a combination of genetic and environmental factors
3. only environmental factors
4. nothing to do with genetic or environmental factors
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to your height? [7d-48]
1. only what is genetically inherited from your parents genes
2. a combination of genetic and environmental factors
3. only environmental factors
4. nothing to do with genetic or environmental factors
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to your finger nail length? [7d-49]
1. only what is genetically inherited from your parents genes
2. a combination of genetic and environmental factors
3. only environmental factors
4. nothing to do with genetic or environmental factors
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to your chance of throwing a six on a dice? [7d-50]
1. only what is genetically inherited from your parents genes
2. a combination of genetic and environmental factors
3. only environmental factors
4. nothing to do with genetic or environmental factors
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to you being a male or female? [7d-51]
1. only what is genetically inherited from your parents genes
2. a combination of genetic and environmental factors
3. only environmental factors
4. nothing to do with genetic or environmental factors
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to your body weight? [7d-52]
1. only what is genetically inherited from your parents genes
2. a combination of genetic and environmental factors
3. only environmental factors
4. nothing to do with genetic or environmental factors
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to your shoe style? [7d-53]
1. only what is genetically inherited from your parents genes
2. a combination of genetic and environmental factors
3. only environmental factors
4. nothing to do with genetic or environmental factors
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to your premium bond numbers winning a prize? [7d-54]
1. only what is genetically inherited from your parents genes
2. a combination of genetic and environmental factors
3. only environmental factors
4. nothing to do with genetic or environmental factors
A healthy diet needs a balance of many things. Which is a main source of energy? [8a-1]
1. carbohydrates
2. protein
3. water
4. fibre
5. vitamins
6. minerals
A healthy diet needs a balance of many things. Which is needed for growth and tissue repairs? [8a-2]
1. carbohydrates
2. protein
3. water
4. fibre
5. fats
6. minerals
A healthy diet needs a balance of many things. Which is the nutrient solvent for the chemical reactions of life? [8a-3]
1. carbohydrates
2. protein
3. water
4. fibre
5. fats
6. minerals
A healthy diet needs a balance of many things. Which is important for the bowel to avoid constipation? [8a-4]
1. carbohydrates
2. protein
3. water
4. fibre
5. fats
6. vitamins
A healthy diet needs a balance of many things. Which is an energy store and organ heat insulator? [8a-5]
1. vitamins
2. protein
3. water
4. fibre
5. fats
6. minerals
A healthy diet needs a balance of many things. Which is needed in small amounts for good health? [8a-6]
1. carbohydrates
2. protein
3. water
4. fibre
5. fats
6. minerals
A healthy diet needs a balance of many things. Which is needed in small amounts for good health? [8a-7]
1. carbohydrates
2. protein
3. water
4. fibre
5. fats
6. vitamins
A healthy diet needs a balance of many things. Bread, potatoes and pasta are ALL good sources of? [8a-8]
1. carbohydrates
2. protein
3. water
4. fibre
5. fats
6. vitamins
A healthy diet needs a balance of many things. Meat, fish and cheese are ALL good sources of? [8a-9]
1. carbohydrates
2. protein
3. water
4. fibre
5. fats
6. minerals
A healthy diet needs a balance of many things. Drinks are the main sources of? [8a-10]
1. carbohydrates
2. protein
3. water
4. fibre
5. fats
6. vitamins
A healthy diet needs a balance of many things. Vegetables and wholemeal bread are ALL good sources of? [8a-11]
1. carbohydrates
2. protein
3. water
4. fibre
5. fats
A healthy diet needs a balance of many things. Butter, olive oil and margarine are ALL good sources of? [8a-12]
1. carbohydrates
2. protein
3. water
4. fibre
5. fats
6. minerals
A healthy diet needs a balance of many things. Fruit, vegetables and table salt are ALL a good sources of? [8a-13]
1. carbohydrates
2. protein
3. water
4. fibre
5. fats
6. minerals
A healthy diet needs a balance of many things. Fruit and vegetables are ALL good sources of? [8a-14]
1. carbohydrates
2. protein
3. water
4. fats
5. vitamins
Small amounts of minerals and vitamins are needed for good health and vitality!
Which of the following dietary needs is mainly obtained from milk and cheese? [8a-15]
1. calcium
2. iron
3. vitamin C
4. sodium
5. fluorine
Small amounts of minerals and vitamins are needed for good health and vitality!
Which of the following dietary needs is mainly obtained from liver and green vegetables? [8a-16]
1. calcium
2. iron
3. vitamin C
4. sodium
5. fluorine
Small amounts of minerals and vitamins are needed for good health and vitality!
Which of the following dietary needs is mainly obtained from vegetables and fruit, but not meat? [8a-17]
1. calcium
2. iron
3. vitamin C
4. sodium
5. fluorine
Small amounts of minerals and vitamins are needed for good health and vitality!
Which of the following dietary needs is mainly obtained from table salt? [8a-18]
1. calcium
2. iron
3. vitamin C
4. sodium
5. fluorine
Small amounts of minerals and vitamins are needed for good health and vitality!
Which of the following dietary needs is mainly obtained from toothpaste? [8a-19]
1. calcium
2. iron
3. vitamin C
4. sodium
5. fluorine
Small amounts of minerals and vitamins are needed for good health and vitality!
Which of the following part of our diet is needed for bone and teeth structure? [8a-20]
1. calcium
2. iron
3. vitamin C
4. sodium
5. potassium
Small amounts of minerals and vitamins are needed for good health and vitality!
Which of the following part of our diet is needed for haemoglobin in red blood cells? [8a-21]
1. calcium
2. iron
3. vitamin C
4. sodium
5. fluorine
Small amounts of minerals and vitamins are needed for good health and vitality!
Which of the following part of our diet is needed for healthy tissue like skin? [8a-22]
1. calcium
2. iron
3. vitamin C
4. sodium
5. fluorine
Small amounts of minerals and vitamins are needed for good health and vitality!
Which of the following part of our diet is needed for nerve function? [8a-23]
1. calcium
2. iron
3. vitamin C
4. sodium
5. fluorine
Small amounts of minerals and vitamins are needed for good health and vitality!
Which of the following part of our diet is needed for hardening teeth enamel? [8a-24]
1. potassium
2. iron
3. vitamin C
4. sodium
5. fluorine
Which describes what happens in the mouth? [8a-25]
1. food mechanically broken into small pieces, enzymes from saliva added
2. food mixed with gastric juices, hydrochloric acid kills most harmful bacteria, creates pH to break down protein
3. alkali neutralises acid and helps break down fats, small food molecules absorbed into bloodstream
4. excess water absorbed into bloodstream, undigested waste converted to faeces
Which describes what happens in the stomach? [8a-26]
1. food mechanically broken into small pieces, enzymes from saliva added
2. food mixed with gastric juices, hydrochloric acid kills most harmful bacteria, creates pH to break down protein
3. alkali neutralises acid and helps break down fats, small food molecules absorbed into bloodstream
4. excess water absorbed into bloodstream, undigested waste converted to faeces
Which describes what happens in the small intestine? [8a-27]
1. food mechanically broken into small pieces, enzymes from saliva added
2. food mixed with gastric juices, hydrochloric acid kills most harmful bacteria, creates pH to break down protein
3. alkali neutralises acid and helps break down fats, small food molecules absorbed into bloodstream
4. excess water absorbed into bloodstream, undigested waste converted to faeces
Which describes what happens in the large intestine? [8a-28]
1. food mechanically broken into small pieces, enzymes from saliva added
2. food mixed with gastric juices, hydrochloric acid kills most harmful bacteria, creates pH to break down protein
3. alkali neutralises acid and helps break down fats, small food molecules absorbed into bloodstream
4. excess water absorbed into bloodstream, undigested waste converted to faeces
Which of the following are large molecules broken down to small molecules by the enzymes in saliva? [8a-29]
1. carbohydrates
2. protein
3. water
4. fibre
5. vitamins
Which of the following are large molecules broken down to small molecules by the enzymes and acid in the stomach? [8a-30]
1. minerals
2. protein
3. water
4. fibre
5. vitamins
Which of the following is the most abundant sort of molecule in the body? [8a-31]
1. carbohydrates
2. protein
3. water
4. fibre
5. fat
Which of the following is NOT digested and NOT absorbed by the small intestine? [8a-32]
1. carbohydrates
2. protein
3. water
4. fibre
5. minerals
Which of the following are small molecules or ions directly absorbed by the small intestine without digestion? [8a-33]
1. fibre
2. protein
3. fat
4. minerals
Which of the following are small molecules directly absorbed by the small intestine without digestion? [8a-34]
1. vitamins
2. fat
3. protein
4. fibre
Which of the following are large molecules broken down by alkali and enzymes to small molecules in the small intestine? [8a-35]
1. vitamins
2. fat
3. minerals
4. fibre
Which of the following are small molecules directly absorbed by the small intestine without digestion? [8a-36]
1. protein
2. fat
3. sugar
4. fibre
5. starch
Which of the following will a marathon runner most likely eat more of, over the few days before a race? [8a-37]
1. carbohydrates
2. protein
3. minerals
4. fibre
Which of the following will a weight lifter most likely eat more of than usual in a training period? [8a-38]
1. fats
2. protein
3. minerals
4. fibre
Which of the following if eaten too much causes a person to become too fat? [8a-39]
1. vitamins
2. protein
3. carbohydrates
4. fibre
Which of the following helps to reduce colon cancer? [8a-40]
1. carbohydrates
2. protein
3. sugars
4. fibre
Which of the following is NOT true about diet and digestion? [8a-41]
1. excess carbohydrate may be converted into protein
2. amino acids from protein cannot be stored in the body and the excess is excreted as urea
3. a constant supply of glucose circulates in the blood
4. food molecules are absorbed into the blood stream through membranes in the small intestine
Which of the following is NOT true about diet and digestion? [8a-42]
1. excess carbohydrate may be converted into fat
2. amino acids from protein can be stored in the body and used when required for growth and repair
3. a constant supply of glucose circulates in the blood
4. food molecules are absorbed into the blood stream through membranes in the small intestine
Which of the following is NOT true about diet and digestion? [8a-43]
1. excess carbohydrate may be converted into fat
2. amino acids from protein cannot be stored in the body and the excess is excreted as urea
3. glucose is stored in the body and released into the blood stream when needed
4. food molecules are absorbed into the blood stream through membranes in the small intestine
Which of the following is NOT true about diet and digestion? [8a-44]
1. excess carbohydrate may be converted into fat
2. amino acids from protein cannot be stored in the body and the excess is excreted as urea
3. a constant supply of glucose circulates in the blood
4. food molecules are absorbed into the blood stream through membranes in the stomach
Which of the following is NOT true about diet and digestion? [8a-45]
1. excess glucose is converted by the liver into water and carbon dioxide
2. eating vegetable oils rather than animal fats can reduce heart disease
3. digestion means breaking down large food molecules into small molecules which can be absorbed into the bloodstream
4. sugars, vitamins and minerals are small enough molecules to be absorbed directly into the bloodstream
5. protein, carbohydrates and fat molecules are too large to be directly absorbed into the bloodstream
Which of the following is NOT true about diet and digestion? [8a-46]
1. excess glucose is converted by the liver into glycogen which acts as a store of energy
2. eating animal fats rather than vegetable oils can reduce heart disease
3. digestion means breaking down large food molecules into small molecules which can be absorbed into the bloodstream
4. sugars, vitamins and minerals are small enough molecules to be absorbed directly into the bloodstream
5. protein, carbohydrates and fat molecules are too large to be directly absorbed into the bloodstream
Which of the following is NOT true about diet and digestion? [8a-47]
1. excess glucose is converted by the liver into glycogen which acts as a store of energy
2. eating vegetable oils rather than animal fats can reduce heart disease
3. digestion means combining small food molecules into larger molecules which can be used for growth and tissue repair
4. sugars, vitamins and minerals are small enough molecules to be absorbed directly into the bloodstream
5. protein, carbohydrates and fat molecules are too large to be directly absorbed into the bloodstream
Which of the following is NOT true about diet and digestion? [8a-48]
1. excess glucose is converted by the liver into glycogen which acts as a store of energy
2. eating vegetable oils rather than animal fats can reduce heart disease
3. digestion means breaking down large food molecules into small molecules which can be absorbed into the bloodstream
4. sugars, vitamins and mineral molecules are too large to be absorbed directly into the bloodstream
5. protein, carbohydrates and fat are large molecules
Which of the following is NOT true about diet and digestion? [8a-49]
1. excess glucose is converted by the liver into glycogen which acts as a store of energy
2. eating vegetable oils rather than animal fats can reduce heart disease
3. digestion means breaking down large food molecules into small molecules which can be absorbed into the bloodstream
4. sugars, vitamins and minerals are small enough molecules to be absorbed directly into the bloodstream
5. protein, carbohydrates and fat can be slowly absorbed into the bloodstream without being broken down into smaller molecules
Which part of the digestive system is the mouth? [8a-50]
1. part T
2. part U
3. part W
4. part X
5. part Y
Which part of the digestive system is the gullet? [8a-51]
1. part T
2. part U
3. part W
4. part X
5. part Y
Which part of the digestive system is the stomach? [8a-52]
1. part T
2. part U
3. part W
4. part X
5. part Y
Which part of the digestive system is the small intestine? [8a-53]
1. part T
2. part U
3. part W
4. part X
5. part Y
Which part of the digestive system is the large intestine? [8a-5]
1. part T
2. part U
3. part W
4. part X
5. part Y
What happens in part T of the digestion system? [8a-55]
1. food is mechanically broken into small pieces and enzymes from saliva added
2. food mixed with gastric juices, hydrochloric acid kills most harmful bacteria, creates pH to break down protein
3. alkali neutralises acid and helps break down fats, small food molecules absorbed into bloodstream
4. excess water absorbed into bloodstream, undigested waste converted to faeces
What happens in part W of the digestion system? [8a-56]
1. food is mechanically broken into small pieces and enzymes from saliva added
2. food mixed with gastric juices, hydrochloric acid kills most harmful bacteria, creates pH to break down protein
3. alkali neutralises acid and helps break down fats, small food molecules absorbed into bloodstream
4. excess water absorbed into bloodstream, undigested waste converted to faeces
What happens in part X of the digestion system? [8a-57]
1. food is mechanically broken into small pieces and enzymes from saliva added
2. food mixed with gastric juices, hydrochloric acid kills most harmful bacteria, creates pH to break down protein
3. alkali neutralises acid and helps break down fats, small food molecules absorbed into bloodstream
4. excess water absorbed into bloodstream, undigested waste converted to faeces
What happens in part Y of the digestion system? [8a-58]
1. food is mechanically broken into small pieces and enzymes from saliva added
2. food mixed with gastric juices, hydrochloric acid kills most harmful bacteria, creates pH to break down protein
3. alkali neutralises acid and helps break down fats, small food molecules absorbed into bloodstream
4. excess water absorbed into bloodstream, undigested waste converted to faeces
Respiration equation: __(1)__ + __(2)__ __(3)__ + __(4)__
(1) is a soluble solid that might be described as the 'fuel'.
(2) is a gas breathed in from air.
(3) is a gas breathed out from the lungs.
(4) is a colourless liquid.
What is the chemical identity of (1)? [8b-1]
1. glucose
2. oxygen
3. carbon dioxide
4. water
Respiration equation: __(1)__ + __(2)__ __(3)__ + __(4)__
(1) is a soluble solid that might be described as the 'fuel'.
(2) is a gas breathed in from air.
(3) is a gas breathed out from the lungs.
(4) is a colourless liquid.
What is the chemical identity of (2)? [8b-2]
1. glucose
2. oxygen
3. carbon dioxide
4. water
Respiration equation: __(1)__ + __(2)__ __(3)__ + __(4)__
(1) is a soluble solid that might be described as the 'fuel'.
(2) is a gas breathed in from air.
(3) is a gas breathed out from the lungs.
(4) is a colourless liquid.
What is the chemical identity of (3)? [8b-3]
1. glucose
2. oxygen
3. carbon dioxide
4. water
Respiration equation: __(1)__ + __(2)__ __(3)__ + __(4)__
(1) is a soluble solid that might be described as the 'fuel'.
(2) is a gas breathed in from air.
(3) is a gas breathed out from the lungs.
(4) is a colourless liquid.
What is the chemical identity of (4)? [8b-4]
1. glucose
2. oxygen
3. carbon dioxide
4. water
Respiration equation: __(1)__ + __(2)__ __(3)__ + __(4)__
(1) is a soluble solid, when heated with Benedict's solution a red-brown colour is formed.
(2) is a gas, when pure, relights a glowing splint.
(3) is a gas that bubbled into limewater turns it cloudy.
(4) is a colourless liquid boiling at 100^oC.
What is the chemical identity of (1)? [8b-5]
1. glucose
2. oxygen
3. carbon dioxide
4. water
Respiration equation: __(1)__ + __(2)__ __(3)__ + __(4)__
(1) is a soluble solid, when heated with Benedict's solution a red-brown colour is formed.
(2) is a gas, when pure, relights a glowing splint.
(3) is a gas that bubbled into limewater turns it cloudy.
(4) is a colourless liquid boiling at 100^oC.
What is the chemical identity of (2)? [8b-6]
1. glucose
2. oxygen
3. carbon dioxide
4. water
Respiration equation: __(1)__ + __(2)__ __(3)__ + __(4)__
(1) is a soluble solid, when heated with Benedict's solution a red-brown colour is formed.
(2) is a gas, when pure, relights a glowing splint.
(3) is a gas that bubbled into limewater turns it cloudy.
(4) is a colourless liquid boiling at 100^oC.
What is the chemical identity of (3)? [8b-7]
1. glucose
2. oxygen
3. carbon dioxide
4. water
Respiration equation: __(1)__ + __(2)__ __(3)__ + __(4)__
(1) is a soluble solid, when heated with Benedict's solution a red-brown colour is formed.
(2) is a gas, when pure, relights a glowing splint.
(3) is a gas that bubbled into limewater turns it cloudy.
(4) is a colourless liquid boiling at 100^oC.
What is the chemical identity of (4)? [8b-8]
1. glucose
2. oxygen
3. carbon dioxide
4. water
Which of the following matches the word digestion? [8b-9]
1. 'making small glucose molecules from big starch molecules'
2. 'glucose molecules slowly absorbed into the bloodstream through a membrane'
3. 'oxygen and glucose are rapidly moved around in the bloodstream'
4. 'glucose reacts with oxygen to release energy'
Which of the following matches the word diffusion? [8b-10]
1. 'making small glucose molecules from big starch molecules'
2. 'glucose molecules absorbed into the bloodstream through a membrane'
3. 'oxygen and glucose are moved around in the bloodstream'
4. 'glucose reacts with oxygen to release energy'
Which of the following matches the word transportation? [8b-11]
1. 'making small glucose molecules from big starch molecules'
2. 'glucose molecules absorbed into the bloodstream through a membrane'
3. 'oxygen and glucose are moved around in the bloodstream'
4. 'glucose reacts with oxygen to release energy'
Which of the following matches the word respiration? [8b-12]
1. 'making small glucose molecules from big starch molecules'
2. 'glucose molecules absorbed into the bloodstream through a membrane'
3. 'oxygen and glucose are moved around in the bloodstream'
4. 'glucose reacts with oxygen to release energy'
A manual roadworker, an office worker, a marathon runner in training and an injured person all have different daily energy requirements in kJ/day. Respiration supplies the energy needs of them. Which of the following is the most likely energy requirement of the road gang worker? [8b-13]
1. 19000 kJ/day
2. 13000 kJ/day
3. 22000 kJ/day
4. 10000 kJ/day
A manual roadworker, an office worker, a marathon runner in training and an injured person all have different daily energy requirements in kJ/day. Respiration supplies the energy needs of them. Which of the following is the most likely energy requirement of the office worker? [8b-14]
1. 19000 kJ/day
2. 13000 kJ/day
3. 22000 kJ/day
4. 10000 kJ/day
A manual roadworker, an office worker, a marathon runner in training and an injured person all have different daily energy requirements in kJ/day. Respiration supplies the energy needs of them. Which of the following is the most likely energy requirement of the marathon runner? [8b-15]
1. 19000 kJ/day
2. 13000 kJ/day
3. 22000 kJ/day
4. 10000 kJ/day
A manual roadworker, an office worker, a marathon runner in training and an injured person all have different daily energy requirements in kJ/day. Respiration supplies the energy needs of them. Which of the following is the most likely energy requirement of the injured person? [8b-16]
1. 19000 kJ/day
2. 13000 kJ/day
3. 22000 kJ/day
4. 10000 kJ/day
Which matches the pair of lungs? [8b-17]
1. W
2. Y
3. Z
4. U
5. V
Which matches the ribs? [8b-18]
1. W
2. Y
3. Z
4. U
5. V
Which matches the trachea (windpipe)? [8b-19]
1. W
2. Y
3. Z
4. U
5. V
Which matches the bronchus? [8b-20]
1. W
2. Y
3. Z
4. U
5. V
Which matches the alveoli? [8b-21]
1. W
2. Y
3. Z
4. U
5. V
[8b-22] Which statement is FALSE about respiration?
1. both carbon dioxide and oxygen both are needed for respiration
2. both water and carbon dioxide are both waste products from respiration
3. in the lungs, oxygen from air passes from the alveoli to tiny blood vessels
4. in the lungs, carbon dioxide passes from tiny blood vessels into the alveoli
[8b-23] Which statement is FALSE about respiration?
1. both oxygen and glucose are needed for respiration
2. both water and carbon monoxide are waste products from respiration
3. in the lungs, oxygen from air passes from the alveoli to tiny blood vessels
4. in the lungs, carbon dioxide passes from tiny blood vessels into the alveoli
[8b-24] Which statement is FALSE about respiration?
1. both oxygen and glucose are needed for respiration
2. both water and carbon dioxide are waste products from respiration
3. in the lungs, oxygen from air passes from tiny blood vessels to the alveoli
4. carbon dioxide produced in respiration is transported by blood flow to the lungs
[8b-25] Which statement is FALSE about respiration?
1. both oxygen and glucose are needed for respiration
2. both water and carbon dioxide are waste products from respiration
3. oxygen from air is transported by blood flow from the lungs to all cells
4. in the lungs, carbon dioxide passes from the alveoli to tiny blood vessels
[8b-26] Which statement is FALSE about respiration?
1. gases easily pass across the wall of the alveolus because it mainly consists of water
2. gas exchange in the lungs is very efficient because of the large surface area of the alveoli
3. dust particles can damage the lung by irritating and covering the inner alveoli surface
4. a face mask filters out dust particles that can irritate or damage the lungs
5. emphysema victims have difficulty breathing because the damaged alveoli have less surface area
[8b-27] Which statement is FALSE about respiration?
1. gases easily pass across the wall of the alveolus because it is thin
2. gas exchange in the lungs is very efficient because of the small surface area of the alveoli
3. dust particles can damage the lung by irritating and covering the inner alveoli surface
4. a face mask filters out dust particles that can irritate or damage the lungs
5. emphysema victims have difficulty breathing because the damaged alveoli have less surface area
[8b-28] Which statement is FALSE about respiration?
1. gases easily pass across the wall of the alveolus because it is thin
2. gas exchange in the lungs is very efficient because of the large surface area of the alveoli
3. dust particles can damage the lung by covering the surface of the blood vessels next to the alveoli
4. a face mask filters out dust particles that can irritate or damage the lungs
5. emphysema victims have difficulty breathing because the damaged alveoli have less surface area
[8b-29] Which statement is FALSE about respiration?
1. gases easily pass across the wall of the alveolus because it is thin
2. gas exchange in the lungs is very efficient because of the large surface area of the alveoli
3. dust particles can damage the lung by irritating and covering the inner alveoli surface
4. a face mask distils out dust particles that can irritate or damage the lungs
5. emphysema victims have difficulty breathing because the damaged alveoli have less surface area
[8b-30] Which statement is FALSE about respiration?
1. gases easily pass across the wall of the alveolus because it is thin
2. gas exchange in the lungs is very efficient because of the large surface area of the alveoli
3. dust particles can damage the lung by irritating and covering the inner alveoli surface
4. a face mask filters out dust particles that can irritate or damage the lungs
5. emphysema victims have difficulty breathing because the damaged alveoli have no tiny blood vessels connected to them
Which statement is FALSE when comparing respiration and burning a fuel? [8b-31]
1. respiration is fast and not controlled, burning is rapid and controlled
2. both respiration and burning produce waste water and carbon dioxide
3. both respiration and burning use up oxygen
4. both respiration and burning release heat energy, but only burning gives out light too
Which statement is FALSE when comparing respiration and burning a fuel? [8b-32]
1. respiration is slow and controlled, burning is rapid and not controlled
2. only burning produces waste water
3. both respiration and burning use up oxygen
4. both respiration and burning release heat energy, but only burning gives out light too
Which statement is FALSE when comparing respiration and burning a fuel? [8b-33]
1. respiration is slow and controlled, burning is rapid and not controlled
2. both respiration and burning produce waste water and carbon dioxide
3. only respiration uses up oxygen from the air
4. both respiration and burning release heat energy, but only burning gives out light too
Which statement is FALSE when comparing respiration and burning a fuel? [8b-34]
1. respiration is slow and controlled, burning is rapid and not controlled
2. both respiration and burning produce waste water and carbon dioxide
3. both respiration and burning use up oxygen
4. both respiration and burning only release energy as heat
Below is a list of molecules involved in energy production from digestion and respiration. Which is the formula for carbon dioxide? [8b-35]
1. CO₂
2. O₂
3. H₂O
4. C₆H₁₂O₆
5. (C₆H₁₀O₅)₁₀₀₀
Below is a list of molecules involved in energy production from digestion and respiration. Which is the formula for oxygen? [8b-36]
1. CO₂
2. O₂
3. H₂O
4. C₆H₁₂O₆
5. (C₆H₁₀O₅)₁₀₀₀
Below is a list of molecules involved in energy production from digestion and respiration. Which is the formula for water? [8b-37]
1. CO₂
2. O₂
3. H₂O
4. C₆H₁₂O₆
5. (C₆H₁₀O₅)₁₀₀₀
Below is a list of molecules involved in energy production from digestion and respiration. Which is the formula for glucose? [8b-38]
1. CO₂
2. O₂
3. H₂O
4. C₆H₁₂O₆
5. (C₆H₁₀O₅)₁₀₀₀
Below is a list of molecules involved in energy production from digestion and respiration. Which is the formula for starch? [8b-39]
1. CO₂
2. O₂
3. H₂O
4. C₆H₁₂O₆
5. (C₆H₁₀O₅)₁₀₀₀
The gases from (i) air breathed in, (ii) air breathed out, (iii) just above a lit bunsen burner flame and (iv) the gases left over after burning a candle inside an up-turned beaker where analysed. From the results quoted below, which analysis is most likely to be from the bunsen flame? [8b-40]
1. 74% nitrogen, 1% oxygen, 11% carbon dioxide, 14% water vapour
2. 78% nitrogen, 21% oxygen, 0.04% carbon dioxide, 1% water vapour
3. 76% nitrogen, 15% oxygen, 4% carbon dioxide, 5% water vapour
4. 75% nitrogen, 10% oxygen, 8% carbon dioxide, 7% water vapour
The gases from (i) air breathed in, (ii) air breathed out, (iii) just above a lit bunsen burner flame and (iv) the gases left over after burning a candle inside an up-turned beaker where analysed. From the results quoted below, which analysis is most likely to be from inhaled 'natural' air? [8b-41]
1. 74% nitrogen, 1% oxygen, 11% carbon dioxide, 14% water vapour
2. 78% nitrogen, 21% oxygen, 0.04% carbon dioxide, 1% water vapour
3. 76% nitrogen, 15% oxygen, 4% carbon dioxide, 5% water vapour
4. 75% nitrogen, 10% oxygen, 8% carbon dioxide, 7% water vapour
The gases from (i) air breathed in, (ii) air breathed out, (iii) just above a lit bunsen burner flame and (iv) the gases left over after burning a candle inside an up-turned beaker where analysed. From the results quoted below, which analysis is most likely to be from exhaled air (breathed out)? [8b-42]
1. 74% nitrogen, 1% oxygen, 11% carbon dioxide, 14% water vapour
2. 78% nitrogen, 21% oxygen, 0.04% carbon dioxide, 1% water vapour
3. 76% nitrogen, 15% oxygen, 4% carbon dioxide, 5% water vapour
4. 75% nitrogen, 10% oxygen, 8% carbon dioxide, 7% water vapour
The gases from (i) air breathed in, (ii) air breathed out, (iii) just above a lit bunsen burner flame and (iv) the gases left over after burning a candle inside an up-turned beaker where analysed. From the results quoted below, which analysis is most likely to be from the residual air from candle burning? [8b-43]
1. 74% nitrogen, 1% oxygen, 11% carbon dioxide, 14% water vapour
2. 78% nitrogen, 21% oxygen, 0.04% carbon dioxide, 1% water vapour
3. 76% nitrogen, 15% oxygen, 4% carbon dioxide, 5% water vapour
4. 75% nitrogen, 10% oxygen, 8% carbon dioxide, 7% water vapour
Which statement is FALSE concerning diet and respiration? [8b-44]
1. there is no chemical energy stored in fibre
2. the more physically active you are, the more quickly your energy reserves are reduced
3. glucose provides energy quicker than starch because glucose can be directly absorbed into the blood stream
4. starch provides energy slower than glucose because starch has to be digested before it is absorbed into the blood stream
Which statement is FALSE concerning diet and respiration? [8b-4]
1. chemical energy stored in fibre cannot be used because the fibre cannot be digested
2. the more physically active you are, the more quickly your energy reserves are increased
3. glucose provides energy quicker than starch because glucose can be directly absorbed into the blood stream
4. starch provides energy slower than glucose because starch has to be digested before it is absorbed into the blood stream
Which statement is FALSE concerning diet and respiration? [8b-46]
1. chemical energy stored in fibre cannot be used because the fibre cannot be digested
2. the more physically active you are, the more quickly your energy reserves are reduced
3. glucose provides energy much quicker than starch because glucose has a much higher energy content
4. starch provides energy slower than glucose because starch has to be digested before it is absorbed into the blood stream
Which statement is FALSE concerning diet and respiration? [8b-47]
1. chemical energy stored in fibre cannot be used because the fibre cannot be digested
2. the more physically active you are, the more quickly your energy reserves are reduced
3. glucose provides energy quicker than starch because glucose can be directly absorbed into the blood stream
4. starch provides energy slower than glucose because starch has to be stored before it is absorbed into the blood stream
The body has many natural defences against harmful materials including microbes that cause disease. Which 'defence' relates to your eyes? [8c-1]
1. produces an antiseptic liquid when irritated
2. acts as a barrier to germs and produces an antiseptic oil
3. sticky mucous traps microbes which is removed by cilia cells
4. platelets produce clots which dry to form a barrier to germs
5. white cells surround and destroy microbes
The body has many natural defences against harmful microbes that cause disease. Which 'defence' relates to your 'unharmed' skin? [8c-2]
1. produces an antiseptic liquid when irritated
2. acts as a barrier to germs and produces an antiseptic oil
3. sticky mucous traps microbes which is removed by cilia cells
4. platelets produce clots which dry to form a barrier to germs
5. contains acid that kills most harmful bacteria
The body has many natural defences against harmful microbes that cause disease. Which 'defence' relates to your respiratory system? [8c-3]
1. white cells surround and destroy microbes
2. acts as a barrier to germs and produces an antiseptic oil
3. sticky mucous traps microbes which is removed by cilia cells
4. platelets produce clots which dry to form a barrier to germs
5. contains acid that kills most harmful bacteria
The body has many natural defences against harmful materials including microbes that cause disease. Which 'defence' relates to a skin cut? [8c-4]
1. produces an antiseptic liquid when irritated
2. acts as a barrier to germs and produces an antiseptic oil
3. sticky mucous traps microbes which is removed by cilia cells
4. platelets produce clots which dry to form a barrier to germs
5. contains acid that kills most harmful bacteria
The body has many natural defences against harmful microbes that cause disease. Which 'defence' relates to your circulatory blood system? [8c-5]
1. produces an antiseptic liquid when irritated
2. acts as a barrier to germs and produces an antiseptic oil
3. sticky mucous traps microbes which is removed by cilia cells
4. contains acid that kills most harmful bacteria
5. white cells surround and destroy microbes
The body has many natural defences against harmful materials including microbes that cause disease. Which 'defence' relates to your stomach? [8c-6]
1. contains acid that kills most harmful bacteria
2. acts as a barrier to germs and produces an antiseptic oil
3. sticky mucous traps microbes which is removed by cilia cells
4. platelets produce clots which dry to form a barrier to germs
5. white cells surround and destroy microbes
Which of the following summaries describes a virus? [8c-7]
1. it has a protein coat, has genes, no cytoplasm, can only reproduce in living 'host' cells and damages them, not destroyed by antibiotics, extremely small (many cannot be seen even with a powerful optical microscope)
2. it has a cell wall (not cellulose) and cell membrane, has genes and cytoplasm, no nucleus, produces toxins, can reproduce outside living cells and is destroyed by antibiotics
3. it is a single cell or cellular filaments with nucleus containing genes surrounded by cytoplasm but does not contain chlorophyll
Which of the following summaries describes a bacteria? [8c-8]
1. it has a protein coat, has genes, no cytoplasm, can only reproduce in living 'host' cells and damages them, not destroyed by antibiotics, extremely small (many cannot be seen even with a powerful optical microscope)
2. it has a cell wall (not cellulose) and cell membrane, has genes and cytoplasm, no nucleus, produces toxins, can reproduce outside living cells and is destroyed by antibiotics
3. it is a single cell or cellular filaments with nucleus containing genes surrounded by cytoplasm but does not contain chlorophyll
Which of the following summaries describes a fungus? [8c-9]
1. it has a protein coat, has genes, no cytoplasm, can only reproduce in living 'host' cells and damages them, not destroyed by antibiotics, extremely small (many cannot be seen even with a powerful optical microscope)
2. it has a cell wall (not cellulose) and cell membrane, has genes and cytoplasm, no nucleus, produces toxins, can reproduce outside living cells and is destroyed by antibiotics
3. it is a single cell or cellular filaments with nucleus containing genes surrounded by cytoplasm but does not contain chlorophyll
Which of the following describes the word vaccination? [8c-10]
1. injection of dead or weakened micro-organism to stimulate production of antibodies
2. the result of a micro-organism entering the body and causing disease
3. kills, or prevents the growth of bacteria on external parts of the body
4. kills, or prevents the growth of bacteria in the body
5. a micro-organism that can cause a disease
Which of the following describes the word infection? [8c-11]
1. injection of dead or weakened micro-organism to stimulate production of antibodies
2. the result of a micro-organism entering the body and causing disease
3. kills, or prevents the growth of bacteria on external parts of the body
4. kills, or prevents the growth of bacteria in the body
5. a protein made by white blood cells that can help destroy microbes
Which of the following describes the word antiseptic? [8c-12]
1. injection of dead or weakened micro-organism to stimulate production of antibodies
2. the result of a micro-organism entering the body and causing disease
3. kills, or prevents the growth of bacteria on external parts of the body
4. kills, or prevents the growth of bacteria in the body
5. a protein made by white blood cells that can help destroy microbes
Which of the following describes the word antibiotic? [8c-13]
1. a protein made by white blood cells that can help destroy microbes
2. the result of a micro-organism entering the body and causing disease
3. a protein made by white blood cells that can help destroy microbes
4. kills, or prevents the growth of bacteria in the body
5. a micro-organism that can cause a disease
Which of the following describes the word pathogen? [8c-14]
1. injection of dead or weakened micro-organism to stimulate production of antibodies
2. a protein made by white blood cells that can help destroy microbes
3. kills, or prevents the growth of bacteria on external parts of the body
4. kills, or prevents the growth of bacteria in the body
5. a micro-organism that can cause a disease
Which of the following describes the word antibody? [8c-15]
1. injection of dead or weakened micro-organism to stimulate production of antibodies
2. the result of a micro-organism entering the body and causing disease
3. kills, or prevents the growth of bacteria on external parts of the body
4. kills, or prevents the growth of bacteria in the body
5. a protein made by white blood cells that can help destroy microbes
In an experiment to investigate the speed of 200g of dough rising in bread making, the following sugar additions and temperatures where used. For which set of conditions would you expect the dough to rise the slowest? [8c-16]
1. 2.0g sugar, 20^oC
2. 3.5g sugar, 35^oC
3. 2.0g sugar, 35^oC
4. 3.5g sugar, 20^oC
In an experiment to investigate the speed of 200g of dough rising in bread making, the following sugar additions and temperatures where used. For which set of conditions would you expect the dough to rise the fastest? [8c-17]
1. 2.0g sugar, 20^oC
2. 3.5g sugar, 35^oC
3. 2.0g sugar, 35^oC
4. 3.5g sugar, 20^oC
Which of the following is a micro-organism that helps bread rise in baking? [8c-18]
1. yoghurt
2. salt
3. yeast
4. bicarbonate of soda
Which of the following is a NOT a micro-organism, but helps bread rise in baking? [8c-19]
1. yoghurt
2. salt
3. yeast
4. bicarbonate of soda
You can grow micro-organisms in a __(1)__ containing a gelatinous layer of __(2)__ mixed with __(3)__ to feed on. The __(4)__ are spread across the gel using a __(5)__ wire loop.

Which word(s) is/are missing from __(1)__? [8c-20]
1. petri dish
2. agar
3. nutrients
4. bacteria
5. sterilised
You can grow micro-organisms in a __(1)__ containing a gelatinous layer of __(2)__ mixed with __(3)__ to feed on. The __(4)__ are spread across the gel using a __(5)__ wire loop.

Which word(s) is/are missing from __(2)__? [8c-21]
1. petri dish
2. agar
3. nutrients
4. bacteria
5. sterilised
You can grow micro-organisms in a __(1)__ containing a gelatinous layer of __(2)__ mixed with __(3)__ to feed on. The __(4)__ are spread across the gel using a __(5)__ wire loop.

Which word(s)) is/are missing from __(3)__? [8c-22]
1. petri dish
2. agar
3. nutrients
4. bacteria
5. sterilised
You can grow micro-organisms in a __(1)__ containing a gelatinous layer of __(2)__ mixed with __(3)__ to feed on. The __(4)__ are spread across the gel using a __(5)__ wire loop.

Which word(s) is/are missing from __(4)__? [8c-23]
1. petri dish
2. agar
3. nutrients
4. bacteria
5. sterilised
You can grow micro-organisms in a __(1)__ containing a gelatinous layer of __(2)__ mixed with __(3)__ to feed on. The __(4)__ are spread across the gel using a __(5)__ wire loop.

Which word(s) is/are missing from __(5)__? [8c-24]
1. petri dish
2. agar
3. nutrients
4. bacteria
5. sterilised
Which of the following is TRUE? [8c-25]
1. antibiotics like penicillin, stop bacteria reproducing
2. viruses can't cause diseases
3. white blood cells can't kill harmful micro-organisms
4. antibodies in your blood help form a protective scab over a cut
5. while still in the womb, a baby cannot get antibodies from its mother
Which of the following is TRUE? [8c-26]
1. antibiotics like penicillin, stop viruses reproducing
2. viruses can cause diseases
3. white blood cells can't kill harmful micro-organisms
4. antibodies in your blood help form a protective scab over a cut
5. while still in the womb, a baby cannot get antibodies from its mother
Which of the following is TRUE? [8c-27]
1. antibiotics like penicillin, stop viruses reproducing
2. viruses can't cause diseases
3. white blood cells can kill harmful micro-organisms
4. antibodies in your blood help form a protective scab over a cut
5. while still in the womb, a baby cannot get antibodies from its mother
Which of the following is TRUE? [8c-28]
1. antibiotics like penicillin, stop viruses reproducing
2. viruses can't cause diseases
3. white blood cells can't kill harmful micro-organisms
4. platelets in your blood help form a protective scab over a cut
5. while still in the womb, a baby cannot get antibodies from its mother
Which of the following is TRUE? [8c-29]
1. antibiotics like penicillin, stop viruses reproducing
2. viruses can't cause diseases
3. white blood cells can't kill harmful micro-organisms
4. antibodies in your blood help form a protective scab over a cut
5. while still in the womb, a baby can get antibodies from its mother
Which of the following matches the word sterilisation? [8c-30]
1. drinking water is treated with chlorine before domestic use
2. the result of being injected with a dead or weakened form of a micro-organism to stimulate antibody production
3. using yeast and sugar solution to make alcohol
4. milk is treated to remove some fat to make it semi-skimmed
Which of the following matches the word immunisation? [8c-31]
1. drinking water is treated with chlorine before domestic use
2. the result of being injected with a dead or weakened form of a micro-organism to stimulate antibody production
3. using yeast and sugar solution to make alcohol
4. milk is heated to a high temperature for a short time before selling to customer
Which of the following matches the word fermentation? [8c-32]
1. drinking water is treated with chlorine before domestic use
2. the result of being injected with a dead or weakened form of a micro-organism to stimulate antibody production
3. using yeast and sugar solution to make alcohol
4. milk is heated to a high temperature for a short time before selling to customer
Which of the following matches the word pasteurisation? [8c-33]
1. drinking water is treated with chlorine before domestic use
2. the result of being injected with a dead or weakened form of a micro-organism to stimulate antibody production
3. using yeast and sugar solution to make alcohol
4. milk is heated to a high temperature for a short time before selling to customer
Very small living things that can only be seen with a __(1)__ and are called __(2)__. Some are __(3)__ like __(4)__ used in breadmaking. However, others are __(5)__ causing diseases like __(6)__.

Which missing word is __(1)__? [8c-34]
1. microscope
2. microbes
3. useful
4. yeast
5. harmful
6. cholera
Very small living things that can only be seen with a __(1)__ and are called __(2)__. Some are __(3)__ like __(4)__ used in breadmaking. However, others are __(5)__ causing diseases like __(6)__.

Which missing word is __(2)__? [8c-35]
1. microscope
2. microbes
3. useful
4. yeast
5. harmful
6. cholera
Very small living things that can only be seen with a __(1)__ and are called __(2)__. Some are __(3)__ like __(4)__ used in breadmaking. However, others are __(5)__ causing diseases like __(6)__.

Which missing word is __(3)__? [8c-36]
1. microscope
2. microbes
3. useful
4. yeast
5. harmful
6. cholera
Very small living things that can only be seen with a __(1)__ and are called __(2)__. Some are __(3)__ like __(4)__ used in breadmaking. However, others are __(5)__ causing diseases like __(6)__.

Which missing word is __(4)__? [8c-37]
1. microscope
2. microbes
3. useful
4. yeast
5. harmful
6. cholera
Very small living things that can only be seen with a __(1)__ and are called __(2)__. Some are __(3)__ like __(4)__ used in breadmaking. However, others are __(5)__ causing diseases like __(6)__.

Which missing word is __(5)__? [8c-38]
1. microscope
2. microbes
3. useful
4. yeast
5. harmful
6. cholera
Very small living things that can only be seen with a __(1)__ and are called __(2)__. Some are __(3)__ like __(4)__ used in breadmaking. However, others are __(5)__ causing diseases like __(6)__.

Which missing word is __(6)__? [8c-39]
1. microscope
2. microbes
3. useful
4. yeast
5. harmful
6. cholera
The diagram shows possible number pyramids for a four organism food chain.
Which section represents the producer? [8d-1]
1. section u
2. section v
3. section w
4. section x
The diagram shows possible number pyramids for a four organism food chain.
Which section represents the primary consumer? [8d-2]
1. section u
2. section v
3. section w
4. section x
The diagram shows possible number pyramids for a four organism food chain.
Which section represents the secondary consumer? [8d-3]
1. section u
2. section v
3. section w
4. section x
The diagram shows possible number pyramids for a four organism food chain.
Which section represents the tertiary consumer? [8d-4]
1. section u
2. section v
3. section w
4. section x
Which of the following are all producers? [8d-5]
1. algae, plankton and seaweed
2. crab, herring, limpet and mussel
3. crab, dolphin, seagull, seal and starfish
4. dolphin, eskimo and seagull
Which of the following are all primary consumers? [8d-6]
1. algae, plankton and seaweed
2. crab, herring, limpet and mussel
3. crab, dolphin, seagull, seal and starfish
4. eskimo, seal and seagull
Which of the following are all secondary consumers? [8d-7]
1. algae, plankton and seaweed
2. crab, herring, limpet and mussel
3. crab, dolphin, seagull, seal and starfish
4. dolphin, eskimo and seagull
Which of the following are all tertiary consumers? [8d-8]
1. algae, plankton and seaweed
2. crab, herring, limpet and mussel
3. crab, dolphin, seagull, seal and starfish
4. seal, seagull and eskimo
Which of the following lists all the top carnivores? [8d-9]
1. algae, plankton and seaweed
2. crab, herring, limpet and mussel
3. crab, dolphin, seagull, seal and starfish
4. dolphin, seal and seagull
Which of the following is NOT a correct food chain? [8d-10]
1. plankton => mussel => limpet => seagull
2. algae => limpet => crab => seal
3. seaweed => limpet => starfish => seagull
4. algae => crab => seal => eskimo
Which of the following is NOT a correct food chain? [8d-11]
1. plankton => mussel => starfish => seagull
2. algae => mussel => crab => starfish
3. seaweed => limpet => starfish => seagull
4. algae => crab => seal => eskimo
Which of the following is NOT a correct food chain? [8d-12]
1. plankton => mussel => starfish => seagull
2. algae => limpet => crab => seal
3. seaweed => limpet => starfish => seal
4. algae => crab => seal => eskimo
Which of the following is NOT a correct food chain? [8d-13]
1. plankton => mussel => starfish => seagull
2. algae => limpet => crab => seal
3. seaweed => limpet => starfish => seagull
4. plankton => herring => starfish => seagull
Which of the following is an omnivore? [8d-14]
1. crab
2. limpet
3. starfish
4. algae
Which of the following is a herbivore? [8d-15]
1. crab
2. limpet
3. starfish
4. algae
Which of the following is only a carnivore? [8d-16]
1. crab
2. limpet
3. starfish
4. algae
Which of the following is a producer? [8d-17]
1. crab
2. limpet
3. starfish
4. algae
Which of the following is a producer? [8d-1]
1. seaweed
2. mussel
3. seagull
4. crab
Which of the following is a herbivore? [8d-1]
1. seaweed
2. mussel
3. seagull
4. crab
Which of the following is a carnivore? [8d-20]
1. seaweed
2. mussel
3. seagull
4. crab
Which of the following are predators AND prey? [8d-2]1
1. seal, starfish and crab
2. herring and mussel
3. dolphin, eskimo and seagull
4. algae, plankton and seaweed
Which of the following are prey but NOT predators? [8d-22]
1. seal, starfish and crab
2. herring and mussel
3. dolphin, eskimo and seagull
4. algae, plankton and seaweed
Which of the following are predators and NOT prey? [8d-23]
1. seal, starfish and crab
2. herring and mussel
3. dolphin, eskimo and seagull
4. algae, plankton and seaweed
Which of the following are NOT prey or predator? [8d-24]
1. seal, starfish and crab
2. herring and mussel
3. dolphin, eskimo and seagull
4. algae, plankton and seaweed
[8d-25]
The diagram shows five possible number pyramids for a four organism food chain. Which number pyramid best represents the food chain: mosses => beetles => birds => sparrowhawk?
1. number pyramid 1
2. number pyramid 2
3. number pyramid 3
4. number pyramid 4
5. number pyramid 5
[8d-26]
The diagram shows five possible number pyramids for a four organism food chain. Which number pyramid best represents the food chain: grass => rabbits => foxes => fleas?
1. number pyramid 1
2. number pyramid 2
3. number pyramid 3
4. number pyramid 4
5. number pyramid 5
[8d-27]
The diagram shows five possible number pyramids for a four organism food chain. Which number pyramid represents the food chain: grass => cattle => ticks => birds?
1. number pyramid 1
2. number pyramid 2
3. number pyramid 3
4. number pyramid 4
5. number pyramid 5
[8d-28]
The diagram shows five possible number pyramids for a four organism food chain. Which number pyramid represents the food chain: rosebush => greenfly => ladybirds => swallows?
1. number pyramid 1
2. number pyramid 2
3. number pyramid 3
4. number pyramid 4
5. number pyramid 5
[8d-29]
The diagram shows five possible number pyramids for a four organism food chain. Which number pyramid represents the food chain: fruitbush => caterpillars => birds => fleas?
1. number pyramid 1
2. number pyramid 2
3. number pyramid 3
4. number pyramid 4
5. number pyramid 5
[8d-30]
The diagram shows five possible number pyramids for a four organism food chain. Which number pyramid represents the food chain: algae => crabs => seals => eskimos?
1. number pyramid 1
2. number pyramid 2
3. number pyramid 3
4. number pyramid 4
5. number pyramid 5
[8d-31]
The diagram shows five possible number pyramids for a four organism food chain. Which number pyramid represents the food chain: grasses => zebra => lion => fleas?
1. number pyramid 1
2. number pyramid 2
3. number pyramid 3
4. number pyramid 4
5. number pyramid 5
[8d-32]
The diagram shows five possible number pyramids for a four organism food chain. Which number pyramid represents the food chain: grass => antelope => mites => birds?
1. number pyramid 1
2. number pyramid 2
3. number pyramid 3
4. number pyramid 4
5. number pyramid 5
[8d-33]
The diagram shows five possible number pyramids for a four organism food chain. Which number pyramid represents the food chain: tree => beetles => mice => owls?
1. number pyramid 1
2. number pyramid 2
3. number pyramid 3
4. number pyramid 4
5. number pyramid 5
[8d-34]
The diagram shows five possible number pyramids for a four organism food chain. Which number pyramid represents the food chain: tree => monkeys => tigers => mosquitos?
1. number pyramid 1
2. number pyramid 2
3. number pyramid 3
4. number pyramid 4
5. number pyramid 5
[8d-35]
Which of the following is a herbivore?
1. rabbit
2. mouse
3. weasel
4. tree
[8d-36]
Which of the following is an omnivore?
1. rabbit
2. mouse
3. weasel
4. tree
[8d-37]
Which of the following is a carnivore?
1. rabbit
2. mouse
3. weasel
4. tree
[8d-38]
Which of the following is a producer?
1. rabbit
2. mouse
3. weasel
4. tree
[8d-39]
Which of the following is prey only?
1. woodlice
2. owl
3. mouse
4. fruits
[8d-40]
Which of the following is a predator only?
1. woodlice
2. owl
3. mouse
4. fruits
[8d-41]
Which of the following is both prey and predator?
1. woodlice
2. owl
3. mouse
4. fruits
[8d-42]
Which of the following is neither prey or a predator?
1. woodlice
2. owl
3. mouse
4. fruits
[8d-43]
Which of the following is an unlikely population change and reason?
1. if fox numbers increase, owls may increase in number because there is more food for them
2. if fox numbers increase, weasels may decrease in number because there is less food for them
3. if insect eating bird numbers decrease, mice numbers could increase because there is more food for them
4. if insect eating bird numbers decrease, mice numbers could decrease because there is less choice of food for owls
[8d-44]
Which of the following is an unlikely population change and reason?
1. if fox numbers increase, owls may decrease in number because there is less food for them
2. if fox numbers increase, weasels may increase in number because there is more food for them
3. if insect eating bird numbers decrease, mice numbers could increase because there is more food for them
4. if insect eating bird numbers decrease, mice numbers could decrease because there is less choice of food for owls
[8d-45]
Which of the following is an unlikely population change and reason?
1. if fox numbers increase, owls may decrease in number because there is less food for them
2. if fox numbers increase, weasels may decrease in number because there is less food for them
3. if insect eating bird numbers decrease, mice numbers could decrease because there is less food for them
4. if insect eating bird numbers decrease, mice numbers could decrease because there is less choice of food for owls
[8d-46]
Which of the following is an unlikely population change and reason?
1. if fox numbers increase, owls may decrease in number because there is less food for them
2. if fox numbers increase, weasels may decrease in number because there is less food for them
3. if insect eating bird numbers decrease, mice numbers could increase because there is more food for them
4. if insect eating bird numbers decrease, mice numbers could increase because there is more choice of food for owls
[8d-47]
Which of the following is an unlikely population change and reason?
1. if mice numbers increase, beetle and woodlice numbers may increase as more would be born to replace those eaten
2. if mice numbers increase, insect eating bird numbers may decrease because less food is available
3. if mice numbers decrease due to disease, insect eating bird numbers may increase because more food is available
4. if mice numbers decrease due to disease, insect eating bird numbers may decrease because owls have less choice of food
[8d-48]
Which of the following is an unlikely population change and reason?
1. if mice numbers increase, beetle and woodlice numbers may decrease as more would be eaten
2. if mice numbers increase, insect eating bird numbers may increase because more food is available
3. if mice numbers decrease due to disease, insect eating bird numbers may increase because more food is available
4. if mice numbers decrease due to disease, insect eating bird numbers may decrease because owls have less choice of food
[8d-49]
Which of the following is an unlikely population change and reason?
1. if mice numbers increase, beetle and woodlice numbers may decrease as more would be eaten
2. if mice numbers increase, insect eating bird numbers may decrease because less food is available
3. if mice numbers decrease due to disease, insect eating bird numbers may decrease because less food is available
4. if mice numbers decrease due to disease, insect eating bird numbers may decrease because owls have less choice of food
[8d-50]
Which of the following is an unlikely population change and reason?
1. if mice numbers increase, beetle and woodlice numbers may decrease as more would be eaten
2. if mice numbers increase, insect eating bird numbers may decrease because less food is available
3. if mice numbers decrease due to disease, insect eating bird numbers may increase because more food is available
4. if mice numbers decrease due to disease, insect eating bird numbers may increase because owls have more choice of food
[8d-51]
Which of the following is both herbivore and prey?
1. tadpole
2. perch
3. algae
4. pike
[8d-52]
Which of the following is both carnivore predator and prey?
1. tadpole
2. perch
3. algae
4. pike
[8d-53]
Which of the following is a producer, not a consumer?
1. tadpole
2. perch
3. algae
4. pike
[8d-54]
Which of the following is a predator only?
1. tadpole
2. perch
3. algae
4. pike
[8d-55]
Which of the following is both herbivore and prey?
1. insects
2. frog
3. pondweed
4. otter
[8d-56]
Which of the following is both carnivore predator and prey?
1. insects
2. frog
3. pondweed
4. otter
[8d-57]
Which of the following is a producer, not a consumer?
1. insects
2. frog
3. pondweed
4. otter
[8d-58]
Which of the following is a predator only?
1. insects
2. frog
3. pondweed
4. otter
[8d-59]
Which of the following is an unlikely population change and reason, if the number of perch decreases due to disease?
1. insect numbers may increase because less are eaten and frog numbers may decrease because there is less food available
2. frog numbers may fall because the otter, pike and heron have less choice of food
3. stickleback numbers may increase because less are eaten but insect numbers may fall because more are eaten
4. otter numbers may decrease due to less food available but more frogs may then survive
[8d-60]
Which of the following is an unlikely population change and reason, if the number of perch decreases due to disease?
1. insect numbers may increase because less are eaten and frog numbers may also increase because there is more food available
2. frog numbers may fall because the otter, pike and heron have more choice of food
3. stickleback numbers may increase because less are eaten but insect numbers may fall because more are eaten
4. otter numbers may decrease due to less food available but more frogs may then survive
[8d-61]
Which of the following is an unlikely population change and reason, if the number of perch decreases due to disease?
1. insect numbers may increase because less are eaten and frog numbers may also increase because there is more food available
2. frog numbers may fall because the otter, pike and heron have less choice of food
3. stickleback numbers may decrease because more are eaten by other fish but insect numbers may rise because less are eaten
4. otter numbers may decrease due to less food available but more frogs may then survive
[8d-62]
Which of the following is an unlikely population change and reason, if the number of perch decreases due to disease?
1. insect numbers may increase because less are eaten and frog numbers may also increase because there is more food available
2. frog numbers may fall because the otter, pike and heron have less choice of food
3. stickleback numbers may increase because less are eaten but insect numbers may fall because more are eaten
4. otter numbers may increase due to more frogs surviving
[8d-63]
Which of the following is a carnivore?
1. thrush
2. blue-tit
3. snail
4. fruit bush
[8d-64]
Which of the following is an omnivore?
1. thrush
2. blue-tit
3. snail
4. fruit bush
[8d-65]
Which of the following is a herbivore?
1. thrush
2. blue-tit
3. snail
4. fruit bush
[8d-66]
Which of the following is a producer?
1. thrush
2. blue-tit
3. snail
4. fruit bush
[8d-67]
Which of the following phrases matches the word prey?
1. caught by other animals for food
2. catches other animals for food
3. does not make its own food
4. usually only eats other animals for food
5. eats plants and animals for food
6. makes its own food
7. usually only eats plants for food
[8d-68]
Which of the following phrases matches the word predator?
1. caught by other animals for food
2. catches other animals for food
3. does not make its own food
4. usually only eats other animals for food
5. eats plants and animals for food
6. makes its own food
7. usually only eats plants for food
[8d-69]
Which of the following phrases matches the word consumer?
1. caught by other animals for food
2. catches other animals for food
3. does not make its own food
4. usually only eats other animals for food
5. eats plants and animals for food
6. makes its own food
7. usually only eats plants for food
[8d-70]
Which of the following phrases matches the word carnivore?
1. caught by other animals for food
2. catches other animals for food
3. does not make its own food
4. usually only eats other animals for food
5. eats plants and animals for food
6. makes its own food
7. usually only eats plants for food
[8d-71]
Which of the following phrases matches the word omnivore?
1. caught by other animals for food
2. catches other animals for food
3. does not make its own food
4. usually only eats other animals for food
5. eats plants and animals for food
6. makes its own food
7. usually only eats plants for food
[8d-72]
Which of the following phrases matches the word producer?
1. caught by other animals for food
2. catches other animals for food
3. does not make its own food
4. usually only eats other animals for food
5. eats plants and animals for food
6. makes its own food
7. usually only eats plants for food
[8d-73]
Which of the following phrases matches the word herbivore?
1. caught by other animals for food
2. catches other animals for food
3. does not make its own food
4. usually only eats other animals for food
5. eats plants and animals for food
6. makes its own food
7. usually only eats plants for food
[8d-74]
The diagram shows a typical prey-predator relationship.
Which of the following is FALSE about the fox-rabbits relationship?
1. the number of foxes can be more than the number of rabbits
2. the fox population number peaks soon after the rabbits reach their maximum population number
3. the fox population begins to fall close to when the rabbit population is at its lowest number
4. the rabbit population falls because more foxes survive to eat even more rabbits
5. the rabbit is the prey and the fox is the predator
[8d-75]
The diagram shows a typical prey-predator relationship.
Which of the following is FALSE about the fox-rabbits relationship?
1. the number of foxes is always less than the number of rabbits
2. the fox population number peaks at the same time the rabbits reach their maximum population number
3. the fox population begins to fall close to when the rabbit population is at its lowest number
4. the rabbit population falls because more foxes survive to eat even more rabbits
5. the rabbit is the prey and the fox is the predator
[8d-76]
The diagram shows a typical prey-predator relationship.
Which of the following is FALSE about the fox-rabbits relationship?
1. the number of foxes is always less than the number of rabbits
2. the fox population number peaks soon after the rabbits reach their maximum population number
3. the fox population begins to fall close to when the rabbit population is at its highest
4. the rabbit population falls because more foxes survive to eat even more rabbits
5. the rabbit is the prey and the fox is the predator
[8d-77]
The diagram shows a typical prey-predator relationship.
Which of the following is FALSE about the fox-rabbits relationship?
1. the number of foxes is always less than the number of rabbits
2. the fox population number peaks soon after the rabbits reach their maximum population number
3. the fox population begins to fall close to when the rabbit population is at its lowest number
4. the rabbit population falls because there is not enough grass to support them
5. the rabbit is the prey and the fox is the predator
[8d-78]
The diagram shows a typical prey-predator relationship.
Which of the following is FALSE about the fox-rabbits relationship?
1. the number of foxes is always less than the number of rabbits
2. the fox population number peaks soon after the rabbits reach their maximum population number
3. the fox population begins to fall close to when the rabbit population is at its lowest number
4. the rabbit population falls because more foxes survive to eat even more rabbits
5. the rabbit is the predator and the fox is the prey
Which of the following phrases best matches the word adaptation? [9a-1]
1. an evolved characteristic of an organism that helps it survive in its habitat
2. to form the next generation in an organism population
3. the differences that naturally occur in an organism population due to different gene combinations
4. a change in the genetic information before the next generation is produced
Which of the following phrases best matches the word reproduction? [9a-2]
1. an evolved characteristic of an organism that helps it survive in its habitat
2. to form the next generation in an organism population
3. the differences that naturally occur in an organism population due to different gene combinations
4. a change in the genetic information before the next generation is produced
Which of the following phrases best matches the word variation? [9a-3]
1. an evolved characteristic of an organism that helps it survive in its habitat
2. to form the next generation in an organism population
3. the differences that naturally occur in an organism population due to different gene combinations
4. a change in the genetic information before the next generation is produced
Which of the following phrases best matches the word mutation? [9a-4]
1. an evolved characteristic of an organism that helps it survive in its habitat
2. to form the next generation in an organism population
3. the differences that naturally occur in an organism population due to different gene combinations
4. a change in the genetic information before the next generation is produced
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to whether you have freckles? [9a-5]
1. only what is genetically inherited from your parents genes
2. only environmental factors
3. a combination of genetic and environmental factors
4. nothing to do with genetic or environmental factors
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to your taste in music? [9a-6]
1. only what is genetically inherited from your parents genes
2. only environmental factors
3. a combination of genetic and environmental factors
4. nothing to do with genetic or environmental factors
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to your musical ability? [9a-7]
1. only what is genetically inherited from your parents genes
2. only environmental factors
3. a combination of genetic and environmental factors
4. nothing to do with genetic or environmental factors
Your physical features and activities are the result of several factors. You can genetically inherit characteristics from your parents genes or they can be due to your 'environment' e.g. 'habitat' and 'life style'. Which of the following factors applies to your sporting ability? [9a-8]
1. only what is genetically inherited from your parents genes
2. only environmental factors
3. nothing to do with genetic or environmental factors
4. a combination of genetic and environmental factors
You get your __(1)__ from your parents __(2)__ which are contained in the __(3)__ of __(4)__. The female's genes are passed on in the __(5)__ and the male genes are passed on in the __(6)__.

Which of the following words corresponds to __(1)__? [9a-9]
1. characteristics
2. genes
3. nucleus
4. cells
5. eggs
6. sperm
You get your __(1)__ from your parents __(2)__ which are contained in the __(3)__ of __(4)__. The female's genes are passed on in the __(5)__ and the male genes are passed on in the __(6)__.

Which of the following words corresponds to __(2)__? [9a-10]
1. characteristics
2. genes
3. nucleus
4. cells
5. eggs
6. sperm
You get your __(1)__ from your parents __(2)__ which are contained in the __(3)__ of __(4)__. The female's genes are passed on in the __(5)__ and the male genes are passed on in the __(6)__.

Which of the following words corresponds to __(3)__? [9a-11]
1. characteristics
2. genes
3. nucleus
4. cells
5. eggs
6. sperm
You get your __(1)__ from your parents __(2)__ which are contained in the __(3)__ of __(4)__. The female's genes are passed on in the __(5)__ and the male genes are passed on in the __(6)__.

Which of the following words corresponds to __(4)__? [9a-12]
1. characteristics
2. genes
3. nucleus
4. cells
5. eggs
6. sperm
You get your __(1)__ from your parents __(2)__ which are contained in the __(3)__ of __(4)__. The female's genes are passed on in the __(5)__ and the male genes are passed on in the __(6)__.

Which of the following words corresponds to __(5)__? [9a-13]
1. characteristics
2. genes
3. nucleus
4. cells
5. eggs
6. sperm
You get your __(1)__ from your parents __(2)__ which are contained in the __(3)__ of __(4)__. The female's genes are passed on in the __(5)__ and the male genes are passed on in the __(6)__.

Which of the following words corresponds to __(6)__? [9a-14]
1. characteristics
2. genes
3. nucleus
4. cells
5. eggs
6. sperm
The physical features of plants are the result of several factors. They can genetically inherit characteristics from the parent seeds or they can be due to 'environmental' factors e.g. rainfall or soil fertility. Which of the following factors applies to a plants flower colour? [9a-15]
1. only what is genetically inherited from your parents genes
2. a combination of genetic and environmental factors
3. only environmental factors
4. nothing to do with genetic or environmental factors
The physical features of plants are the result of several factors. They can genetically inherit characteristics from the parent seeds or they can be due to 'environmental' factors e.g. rainfall or soil fertility. Which of the following factors applies to a plants height? [9a-16]
1. only what is genetically inherited from your parents genes
2. a combination of genetic and environmental factors
3. only environmental factors
4. nothing to do with genetic or environmental factors
The physical features of plants are the result of several factors. They can genetically inherit characteristics from the parent seeds or they can be due to 'environmental' factors e.g. rainfall or soil fertility. Which of the following factors applies to a plants leaf shape? [9a-17]
1. only environmental factors
2. nothing to do with genetic or environmental factors
3. only what is genetically inherited from your parents genes
4. a combination of genetic and environmental factors
The physical features of plants are the result of several factors. They can genetically inherit characteristics from the parent seeds or they can be due to 'environmental' factors e.g. rainfall or soil fertility. Which of the following factors applies to a plants number of branches and leaves? [9a-18]
1. only environmental factors
2. nothing to do with genetic or environmental factors
3. only what is genetically inherited from your parents genes
4. a combination of genetic and environmental factors
Which of the phrases best matches the phrase selective breeding? [9a-19]
1. choosing characteristics you want to modify in the offspring by natural methods
2. the 'blueprint' for the characteristics of offspring
3. altering the information in genes before reproducing the organism
4. the greater survival of the organisms best adapted to their habitat or environment
Which of the phrases best matches the phrase genetic information? [9a-20]
1. choosing characteristics you want to modify in the offspring by natural breeding
2. the 'blueprint' for the characteristics of offspring
3. altering the information in genes before reproducing the organism
4. the greater survival of the organisms best adapted to their habitat or environment
Which of the phrases best matches the phrase genetic modification? [9a-21]
1. choosing characteristics you want to modify in the offspring by natural breeding
2. the 'blueprint' for the characteristics of offspring
3. altering the information in genes before reproducing the organism
4. the greater survival of the organisms best adapted to their habitat or environment
Which of the phrases best matches the phrase natural selection? [9a-22]
1. choosing characteristics you want to modify in the offspring by natural breeding
2. the 'blueprint' for the characteristics of offspring
3. altering the information in genes before reproducing the organism
4. the greater survival of the organisms best adapted to their habitat or environment
Which of the following words best completes the sentence .....

The colour of a cats coat is __?__ from its parents. [9a-23]
1. inherited
2. selected
3. modified
4. cloned
5. adapted
6. mutated
Which of the following words best completes the sentence .....

A characteristic of an animal can be __?__ by cross breeding animals with the desired characteristic. [9a-24]
1. inherited
2. selected
3. stored
4. cloned
5. adapted
6. mutated
Which of the following words best completes the sentence .....

Genetic information can be deliberately __?__ in the laboratory to change the characteristics of an organism. [9a-25]
1. inherited
2. stored
3. modified
4. cloned
5. adapted
6. mutated
Which of the following words best completes the sentence .....

When an animal egg cell is developed by only using genetic material from the mother, the resulting identical offspring are described as being __?__ from the mother. [9a-26]
1. inherited
2. selected
3. modified
4. cloned
5. adapted
6. mutated
Which of the following words best completes the sentence .....

When, through evolution, an organism has developed a characteristic that helps it survive in its habitat, it is said to be __?__ to its environment. [9a-27]
1. inherited
2. stored
3. modified
4. cloned
5. adapted
6. mutated
Which of the following words best completes the sentence .....

Radioactivity or chemicals can cause a cell to be __?__ and so 'accidently', and usually harmfully, changing the information in the genes. [9a-28]
1. inherited
2. selected
3. modified
4. cloned
5. adapted
6. mutated
Offspring are __(1)__ but not __(2)__ to their parents. Some __(3)__ are __(4)__ from their genes, but, in both plants and animals, __(5)__ occur due to __(6)__ and different gene combinations.

Which of the following words corresponds to __(1)__? [9a-29]
1. similar
2. identical
3. characteristics
4. inherited
5. variations
6. mutations
Offspring are __(1)__ but not __(2)__ to their parents. Some __(3)__ are __(4)__ from their genes, but, in both plants and animals, __(5)__ occur due to __(6)__ and different gene combinations.

Which of the following words corresponds to __(2)__? [9a-30]
1. similar
2. identical
3. characteristics
4. inherited
5. variations
6. mutations
Offspring are __(1)__ but not __(2)__ to their parents. Some __(3)__ are __(4)__ from their genes, but, in both plants and animals, __(5)__ occur due to __(6)__ and different gene combinations.

Which of the following words corresponds to __(3)__? [9a-31]
1. similar
2. identical
3. characteristics
4. inherited
5. variations
6. mutations
Offspring are __(1)__ but not __(2)__ to their parents. Some __(3)__ are __(4)__ from their genes, but, in both plants and animals, __(5)__ occur due to __(6)__ and different gene combinations.

Which of the following words corresponds to __(4)__? [9a-32]
1. similar
2. identical
3. characteristics
4. inherited
5. variations
6. mutations
Offspring are __(1)__ but not __(2)__ to their parents. Some __(3)__ are __(4)__ from their genes, but, in both plants and animals, __(5)__ occur due to __(6)__ and different gene combinations.

Which of the following words corresponds to __(5)__? [9a-33]
1. similar
2. identical
3. characteristics
4. inherited
5. variations
6. mutations
Offspring are __(1)__ but not __(2)__ to their parents. Some __(3)__ are __(4)__ from their genes, but, in both plants and animals, __(5)__ occur due to __(6)__ and different gene combinations.

Which of the following words corresponds to __(6)__? [9a-34]
1. similar
2. identical
3. characteristics
4. inherited
5. variations
6. mutations
In mammalian sexual reproduction, which cell contains the female genes? [9a-35]
1. cell 4
2. cell 5
3. cell 3
4. cell 6
In mammalian sexual reproduction, which cell contains the male genes? [9a-36]
1. cell 4
2. cell 5
3. cell 3
4. cell 6
In mammalian sexual reproduction, which cell contains the genetic information from the female? [9a-37]
1. cell 3
2. cell 6
3. cell 4
4. cell 5
In mammalian sexual reproduction, which cell contains the genetic information from the male? [9a-38]
1. cell 3
2. cell 6
3. cell 4
4. cell 5
Most cells have __(1)__ which contain __(2)__ that transfer molecular instructions from one __(3)__ to the next. In __(4)__ the genetic __(5)__ from the parents is __(6)__.

Which of the following words corresponds to __(1)__? [9a-39]
1. nuclei
2. genes
3. generation
4. fertilisation
5. information
6. combined
Most cells have __(1)__ which contain __(2)__ that transfer molecular instructions from one __(3)__ to the next. In __(4)__ the genetic __(5)__ from the parents is __(6)__.

Which of the following words corresponds to __(2)__? [9a-40]
1. nuclei
2. genes
3. generation
4. fertilisation
5. information
6. combined
Most cells have __(1)__ which contain __(2)__ that transfer molecular instructions from one __(3)__ to the next. In __(4)__ the genetic __(5)__ from the parents is __(6)__.

Which of the following words corresponds to __(3)__? [9a-41]
1. nuclei
2. genes
3. generation
4. fertilisation
5. information
6. combined
Most cells have __(1)__ which contain __(2)__ that transfer molecular instructions from one __(3)__ to the next. In __(4)__ the genetic __(5)__ from the parents is __(6)__.

Which of the following words corresponds to __(4)__? [9a-42]
1. nuclei
2. genes
3. generation
4. fertilisation
5. information
6. combined
Most cells have __(1)__ which contain __(2)__ that transfer molecular instructions from one __(3)__ to the next. In __(4)__ the genetic __(5)__ from the parents is __(6)__.

Which of the following words corresponds to __(5)__? [9a-43]
1. nuclei
2. genes
3. generation
4. fertilisation
5. information
6. combined
Most cells have __(1)__ which contain __(2)__ that transfer molecular instructions from one __(3)__ to the next. In __(4)__ the genetic __(5)__ from the parents is __(6)__.

Which of the following words corresponds to __(6)__? [9a-44]
1. nuclei
2. genes
3. generation
4. fertilisation
5. information
6. combined
The tendency to form freckles in sunlight is genetically inherited. If Molly and Mark have freckles who might you predict to also have freckles in the 3rd generation? [9a-45]
1. Joey or Selena
2. only Joey
3. only Selena
4. neither Joey nor Selena
The tendency to form freckles in sunlight is genetically inherited. If only Phil has freckles in the 1st generation and only Joey in the 3rd generation who is most likely to have freckles in the 2nd generation? [9a-46]
1. Tom
2. Mark
3. Sue
4. Ros
The tendency to form freckles in sunlight is genetically inherited. If only Fred and Sue have freckles in the first two generations, who is most likely to have freckles in the 3rd generation? [9a-47]
1. only Joey
2. only Selena
3. Joey or Selena
4. neither Joey nor Selena
The tendency to form freckles in sunlight is genetically inherited. If Fred and Selena have freckles, who is most likely to have freckles too? [9a-48]
1. Tom
2. Mark
3. Phil
4. Sue
Kate and Kim are identical twins.
One afternoon, Kate prefers reading a book, but Kim prefers to go for a bike ride.
Which of the following applies to the heart beating normally? [9a-49]
1. Kate only
2. Kim only
3. Kate and Kim
4. neither Kate nor Kim
Kate and Kim are identical twins.
One afternoon, Kate prefers reading a book, but Kim prefers to go for a bike ride.
Which of the following applies to a fast breathing rate? [9a-50]
1. Kate only
2. Kim only
3. Kate and Kim
4. neither Kate nor Kim
Kate and Kim are identical twins.
One afternoon, Kate prefers reading a book, but Kim prefers to go for a bike ride.
Which of the following applies to having black hair? [9a-51]
1. Kate only
2. Kim only
3. Kate and Kim
4. neither Kate nor Kim
Kate and Kim are identical twins.
One afternoon, Kate prefers reading a book, but Kim prefers to go for a bike ride.
Which of the following applies to having brown eyes? [9a-52]
1. Kate only
2. Kim only
3. neither Kate nor Kim
4. Kate and Kim
Which of the following is NOT true? [9a-53]
1. genetic information is stored in the cell cytoplasm
2. identical twins are formed from a fertilised egg that divides into two complete cells
3. fertilisation is when the nuclei of the egg cell and sperm combine
4. non-identical twins grow from separately fertilised eggs
Which of the following is NOT true? [9a-54]
1. genetic information is stored in the cell nucleus
2. identical twins are formed from two identical fertilised eggs
3. fertilisation is when the nuclei of the egg cell and sperm combine
4. non-identical twins grow from separately fertilised eggs
Which of the following is NOT true? [9a-55]
1. genetic information is stored in the cell nucleus
2. identical twins are formed from a fertilised egg that divides into two complete cells
3. fertilisation is when the cytoplasm of the egg cell and sperm combine
4. non-identical twins grow from separately fertilised eggs
Which of the following is NOT true? [9a-56]
1. genetic information is stored in the cell nucleus
2. identical twins are formed from a fertilised egg that divides into two complete cells
3. fertilisation is when the nuclei of the egg cell and sperm combine
4. non-identical twins grow from the same fertilised egg
Which of the following is NOT true? [9a-57]
1. offspring get their genetic information from only the sperm cell
2. non-identical twins are likely to have a lot of similar inherited characteristics
3. different lifestyles will result in physical differences between identical twins
4. brothers and sisters do not inherit exactly the same genetic information
Which of the following is NOT true? [9a-58]
1. offspring get their genetic information from both the sperm and egg cells
2. non-identical twins are unlikely to have a lot of similar inherited characteristics
3. different lifestyles will result in physical differences between identical twins
4. brothers and sisters do not inherit exactly the same genetic information
Which of the following is NOT true? [9a-59]
1. offspring get their genetic information from both the sperm and egg cells
2. non-identical twins are likely to have a lot of similar inherited characteristics
3. different lifestyles will not result in physical differences between identical twins
4. brothers and sisters do not inherit exactly the same genetic information
Which of the following is NOT true? [9a-60]
1. offspring get their genetic information from both the sperm and egg cells
2. non-identical twins are likely to have a lot of similar inherited characteristics
3. different lifestyles will result in physical differences between identical twins
4. brothers and sisters inherit exactly the same genetic information
The __(1)__ of male and female sex-cell nuclei produces a new __(2)__ that is genetically __(3)__. This sexual __(4)__ process is __(5)__ in plants and animals.

Which word is missing from __(1)__? [9a-61]
1. fusion (combination)
2. individual
3. unique
4. fertilisation
5. similar
The __(1)__ of male and female sex-cell nuclei produces a new __(2)__ that is genetically __(3)__. This sexual __(4)__ process is __(5)__ in plants and animals.

Which word is missing from __(2)__? [9a-62]
1. fusion (combination)
2. individual
3. unique
4. fertilisation
5. similar
The __(1)__ of male and female sex-cell nuclei produces a new __(2)__ that is genetically __(3)__. This sexual __(4)__ process is __(5)__ in plants and animals.

Which word is missing from __(3)__? [9a-63]
1. fusion (combination)
2. individual
3. unique
4. fertilisation
5. similar
The __(1)__ of male and female sex-cell nuclei produces a new __(2)__ that is genetically __(3)__. This sexual __(4)__ process is __(5)__ in plants and animals.

Which word is missing from __(4)__? [9a-64]
1. fusion (combination)
2. individual
3. unique
4. fertilisation
5. similar
The __(1)__ of male and female sex-cell nuclei produces a new __(2)__ that is genetically __(3)__. This sexual __(4)__ process is __(5)__ in plants and animals.

Which word is missing from __(5)__? [9a-65]
1. fusion (combination)
2. individual
3. unique
4. fertilisation
5. similar
Which word best matches the phrase ...

slows down the brain and makes you feel sleepy or more relaxed? [9b-1]
1. sedative
2. stimulant
3. hallucinogen
4. analgesic
5. vaccine
6. antibiotic
7. antiseptic
Which word best matches the phrase ...

speeds up your brain and makes you more active? [9b-2]
1. sedative
2. stimulant
3. hallucinogen
4. analgesic
5. vaccine
6. antibiotic
7. antiseptic
Which word best matches the phrase ...

gives you experiences that are not 'real'? [9b-3]
1. sedative
2. stimulant
3. hallucinogen
4. analgesic
5. vaccine
6. antibiotic
7. antiseptic
Which word best matches the phrase ...

reduces the feelings of pain? [9b-4]
1. sedative
2. stimulant
3. hallucinogen
4. analgesic
5. vaccine
6. antibiotic
7. antiseptic
Which word best matches the phrase ...

immunises you against certain infectious diseases? [9b-5]
1. sedative
2. stimulant
3. hallucinogen
4. analgesic
5. vaccine
6. antibiotic
7. antiseptic
Which word best matches the phrase ...

a chemical taken internally to kill bacteria infections? [9b-6]
1. sedative
2. stimulant
3. hallucinogen
4. analgesic
5. vaccine
6. antibiotic
7. antiseptic
Which word best matches the phrase ...

a chemical that can be applied externally to the skin to kill bacteria? [9b-7]
1. sedative
2. stimulant
3. hallucinogen
4. analgesic
5. vaccine
6. antibiotic
7. antiseptic
Which of the following includes the lungs? [9b-8]
1. respiratory system
2. digestive system
3. circulatory system
4. reproductive system
5. skeletal system
Which of the following includes the small intestine? [9b-9]
1. respiratory system
2. digestive system
3. circulatory system
4. reproductive system
5. skeletal system
Which of the following includes the heart? [9b-10]
1. respiratory system
2. digestive system
3. circulatory system
4. reproductive system
5. skeletal system
Which of the following includes a woman's ovaries? [9b-11]
1. respiratory system
2. digestive system
3. circulatory system
4. reproductive system
5. skeletal system
Which of the following includes the femur? [9b-12]
1. respiratory system
2. digestive system
3. circulatory system
4. reproductive system
5. skeletal system
Which chemical is missing from the respiration equation ...

__?__ + oxygen ==> water + carbon dioxide [9b-13]
1. glucose
2. starch
3. hydrogen
4. methane
Which chemical is missing from the respiration equation ...

glucose + __?__ ==> water + carbon dioxide [9b-14]
1. hydrogen peroxide
2. oxygen
3. hydroxide
4. oxide
chemical is missing from the respiration equation ...

glucose + oxygen ==> __?__ + carbon dioxide [9b-15]
1. hydrogen peroxide
2. carbon monoxide
3. water
4. starch
Which chemical is missing from the respiration equation ...

glucose + oxygen ==> water + __?__ [9b-16]
1. carbon monoxide
2. carbon
3. hydrogen peroxide
4. carbon dioxide
Given the respiration equation ....
glucose + oxygen ==> water + carbon dioxide

Which of the following is absorbed in the small intestine? [9b-17]
1. glucose
2. oxygen
3. water
4. carbon dioxide
Given the respiration equation ....
glucose + oxygen ==> water + carbon dioxide

Which of the following is absorbed in the lungs? [9b-18]
1. glucose
2. oxygen
3. water
4. carbon dioxide
Given the respiration equation ....
glucose + oxygen ==> water + carbon dioxide

Which of the following causes condensation on cold windows? [9b-19]
1. glucose
2. oxygen
3. water
4. carbon dioxide
Given the respiration equation ....
glucose + oxygen ==> water + carbon dioxide

Which of the following turns limewater 'milky'? [9b-20]
1. glucose
2. oxygen
3. water
4. carbon dioxide
Which of the following is NOT true about the function and nutrition of your bone and muscle system? [9b-21]
1. to raise your arm the biceps contract and the triceps contract
2. to lower or straighten your arm the biceps relax and the triceps contract
3. calcium in the diet is essential for healthy bone structure
4. protein in the diet is essential for healthy muscle structure
5. cartilage is a softer material between the bones of a joint and acts as a shock absorber to minimise the chance of fracture damage
6. cartilage is a softer material between the bones of a joint and reduces friction that would cause pain and wear
Which of the following is NOT true about the function and nutrition of your bone and muscle system? [9b-22]
1. to raise your arm the biceps contract and the triceps relax
2. to lower or straighten your arm the biceps contract and the triceps contract
3. calcium in the diet is essential for healthy bone structure
4. protein in the diet is essential for healthy muscle structure
5. cartilage is a softer material between the bones of a joint and acts as a shock absorber to minimise the chance of fracture damage
6. cartilage is a softer material between the bones of a joint and reduces friction that would cause pain and wear
Which of the following is NOT true about the function and nutrition of your bone and muscle system? [9b-23]
1. to raise your arm the biceps contract and the triceps relax
2. to lower or straighten your arm the biceps relax and the triceps contract
3. sodium in the diet is essential for healthy bone structure
4. protein in the diet is essential for healthy muscle structure
5. cartilage is a softer material between the bones of a joint and acts as a shock absorber to minimise the chance of fracture damage
6. cartilage is a softer material between the bones of a joint and reduces friction that would cause pain and wear
Which of the following is NOT true about the function and nutrition of your bone and muscle system? [9b-24]
1. to raise your arm the biceps contract and the triceps relax
2. to lower or straighten your arm the biceps relax and the triceps contract
3. calcium in the diet is essential for healthy bone structure
4. vegetable fibre in the diet is essential for healthy muscle structure
5. cartilage is a softer material between the bones of a joint and acts as a shock absorber to minimise the chance of fracture damage
6. cartilage is a softer material between the bones of a joint and reduces friction that would cause pain and wear
Which of the following is NOT true about the function and nutrition of your bone and muscle system? [9b-25]
1. to raise your arm the biceps contract and the triceps relax
2. to lower or straighten your arm the biceps relax and the triceps contract
3. calcium in the diet is essential for healthy bone structure
4. protein in the diet is essential for healthy muscle structure
5. cartilage is a harder material between the bones of a joint and acts as a binding agent to minimise the chance of fracture damage
6. cartilage is a softer material between the bones of a joint and reduces friction that would cause pain and wear
Which of the following is NOT true about the function and nutrition of your bone and muscle system? [9b-26]
1. to raise your arm the biceps contract and the triceps relax
2. to lower or straighten your arm the biceps relax and the triceps contract
3. calcium in the diet is essential for healthy bone structure
4. protein in the diet is essential for healthy muscle structure
5. cartilage is a softer material between the bones of a joint and acts as a shock absorber to minimise the chance of fracture damage
6. cartilage is a harder material between the bones of a joint and increases friction to reduce pain and wear
The bones and muscles of your skeleton are a mechanical system to do various physical tasks e.g. lifting, walking etc. Which word(s) best completes the phrase your arm is acting as a __?__ to lift an object? [9b-27]
1. lever
2. pivot or fulcrum
3. moment
4. newton
5. force
6. newton metre
The bones and muscles of your skeleton are a mechanical system to do various physical tasks e.g. lifting, walking etc. Which word(s) best matches the phrase the point where the humerus and ulna bones are linked? [9b-28]
1. lever
2. pivot or fulcrum
3. moment
4. newton
5. force
6. newton metre
The bones and muscles of your skeleton are a mechanical system to do various physical tasks e.g. lifting, walking etc. Which word(s) best matches the phrase the weight of a lifted object x the length of your arm? [9b-29]
1. lever
2. a pivot or fulcrum
3. moment
4. newton
5. force
6. newton metre
The bones and muscles of your skeleton are a mechanical system to do various physical tasks e.g. lifting, walking etc. Which word(s) best matches the phrase the unit of any weight you lift? [9b-30]
1. lever
2. pivot or fulcrum
3. moment
4. newton
5. force
6. newton metre
The bones and muscles of your skeleton are a mechanical system to do various physical tasks e.g. lifting, walking etc. Which word(s) best matches the phrase produced by any push or pull of your arm? [9b-31]
1. lever
2. pivot or fulcrum
3. moment
4. newton
5. force
6. newton metre
The bones and muscles of your skeleton are a mechanical system to do various physical tasks e.g. lifting, walking etc. Which word(s) best matches the phrase the units of the effect of a turning force? (e.g. as you bend your arm to lift something) [9b-32]
1. lever
2. pivot or fulcrum
3. moment
4. newton
5. force
6. newton metre
Which of the following is NOT true about drinking alcoholic beverages? [9b-33]
1. a little alcohol can cause serious liver damage
2. harmful alcohol can reach an unborn baby through the placenta
3. alcoholic drinks tend to slow down your reactions
4. alcohol is rapidly absorbed into your bloodstream from the stomach
Which of the following is NOT true about drinking alcoholic beverages? [9b-34]
1. too much alcohol can cause serious liver damage
2. alcohol cannot reach an unborn baby through the placenta
3. alcoholic drinks tend to slow down your reactions
4. alcohol is rapidly absorbed into your bloodstream from the stomach
Which of the following is NOT true about drinking alcoholic beverages? [9b-35]
1. too much alcohol can cause serious liver damage
2. harmful alcohol can reach an unborn baby through the placenta
3. alcoholic drinks tend to speed up your reactions
4. alcohol is rapidly absorbed into your bloodstream from the stomach
Which of the following is NOT true about drinking alcoholic beverages? [9b-36]
1. too much alcohol can cause serious liver damage
2. harmful alcohol can reach an unborn baby through the placenta
3. alcoholic drinks tend to slow down your reactions
4. alcohol is only slowly absorbed into your bloodstream from the stomach
Which of the following is NOT true about smoking? [9b-37]
1. nicotine is not an addictive substance in tobacco tar or smoke
2. breathing in other smokers smoke can be harmful
3. smokers have harmful carbon monoxide in their bloodstream
4. tobacco tar and smoke both contain carcinogens
Which of the following is NOT true about smoking? [9b-38]
1. nicotine is an addictive substance in tobacco tar or smoke
2. breathing in other smokers smoke is not particularly harmful
3. smokers have harmful carbon monoxide in their bloodstream
4. tobacco tar and smoke both contain carcinogens
Which of the following is NOT true about smoking? [9b-39]
1. nicotine is an addictive substance in tobacco tar or smoke
2. breathing in other smokers smoke can be harmful
3. smokers have extra harmful carbon dioxide in their bloodstream
4. tobacco tar and smoke both contain carcinogens
Which of the following is NOT true about smoking? [9b-40]
1. nicotine is an addictive substance in tobacco tar or smoke
2. breathing in other smokers smoke can be harmful
3. smokers have harmful carbon monoxide in their bloodstream
4. neither tobacco tar or smoke contain carcinogens
Which of the following changes is most likely to make snack foods like crisps less nutritious? [9b-41]
1. more fat
2. less carbohydrate
3. more protein
4. less salt
5. more flavouring
Which of the following changes is most likely to make snack foods like crisps give you more energy? [9b-42]
1. less fat
2. more carbohydrate
3. more protein
4. less salt
5. more flavouring
Which of the following changes is most likely to make snack foods like crisps less nutritious? [9b-43]
1. less fat
2. less carbohydrate
3. less protein
4. less salt
5. more flavouring
Which of the following changes is most likely to make snack foods like crisps less nutritious? [9b-44]
1. less fat
2. less carbohydrate
3. more protein
4. more salt
5. more flavouring
Which of the following changes is most likely to make snack foods like crisps less nutritious? [9b-45]
1. less fat
2. less carbohydrate
3. more protein
4. less salt
5. more flavouring
The graph shows the pulse rate of Mark and Tony after completing a 20 minute training jog together. Mark and Tony are about the same weight and both ran the same distance.

Which statement is most likely to be TRUE? [9b-46]
1. Tony can run at a faster speed than Mark.
2. Tony is not as fit as Mark.
3. in a race Mark is more likely to win.
4. Tony is more likely than Mark, to become breathless sooner, in a short sprint.
The graph shows the pulse rate of Mark and Tony after completing a 20 minute training jog together. Mark and Tony are about the same weight and both ran the same distance.

Which statement is most likely to be TRUE? [9b-47]
1. Mark can run at a faster speed than Tony.
2. Tony is fitter than Mark.
3. in a race Mark is more likely to win.
4. Tony is more likely than Mark, to become breathless sooner, in a short sprint.
The graph shows the pulse rate of Mark and Tony after completing a 20 minute training jog together. Mark and Tony are about the same weight and both ran the same distance.

Which statement is most likely to be TRUE? [9b-48]
1. Mark can run at a faster speed than Tony.
2. Tony is not as fit as Mark.
3. in a race Tony is more likely to win.
4. Tony is more likely than Mark, to become breathless sooner, in a short sprint.
The graph shows the pulse rate of Mark and Tony after completing a 20 minute training jog together. Mark and Tony are about the same weight and both ran the same distance.

Which statement is most likely to be TRUE? [9b-49]
1. Mark can run at a faster speed than Tony.
2. Tony is not as fit as Mark.
3. in a race Mark is more likely to win.
4. Tony is less likely than Mark, to become breathless sooner, in a short sprint.
Which of the following is most likely to be TRUE about disease trends over the last hundred years in the developed world? [9b-50]
1. heart disease is increasing due to our richer and more fatty diet
2. diabetes is increasing because we eat more protein in the form of meat
3. cases of measles have decreased mainly due to better living conditions
4. tuberculosis (TB) has increased due to more people smoking
5. lung cancer is increasing because of increased air pollution
Which of the following is most likely to be TRUE about disease trends over the last hundred years in the developed world? [9b-51]
1. heart disease is decreasing due to our more nutritious diet
2. diabetes is increasing because of our richer and more fatty diet
3. cases of measles have decreased mainly due to better living conditions
4. tuberculosis (TB) has increased due to more people smoking
5. lung cancer is increasing because of increased air pollution
Which of the following is most likely to be TRUE about disease trends over the last hundred years in the developed world? [9b-52]
1. heart disease is decreasing due to our more nutritious diet
2. diabetes is increasing because we eat more protein in the form of meat
3. cases of measles have decreased mainly due to immunisation by vaccination
4. tuberculosis (TB) has increased due to more people smoking
5. lung cancer is increasing because of increased air pollution
Which of the following is most likely to be TRUE about disease trends over the last hundred years in the developed world? [9b-53]
1. heart disease is decreasing due to our more nutritious diet
2. diabetes is increasing because we eat more protein in the form of meat
3. cases of measles have decreased mainly due to better living conditions
4. tuberculosis (TB) has decreased due to better living conditions and vaccination
5. lung cancer is increasing because of increased air pollution
Which of the following is most likely to be TRUE about disease trends over the last hundred years in the developed world? [9b-54]
1. heart disease is decreasing due to our more nutritious diet
2. diabetes is increasing because we eat more protein in the form of meat
3. cases of measles have decreased mainly due to better living conditions
4. tuberculosis (TB) has increased due to more people smoking
5. lung cancer is increasing because more people who can afford to smoke, do smoke
In smoking, which causes cancer? [9b-55]
1. tar
2. carbon monoxide
3. nicotine
4. paper
In smoking, which reduces the oxygen in red blood cells? [9b-56]
1. tar
2. carbon monoxide
3. nicotine
4. paper
In smoking, which substance is addictive? [9b-57]
1. tar
2. carbon monoxide
3. nicotine
4. paper
In smoking, which reduces the amount of harmful substances in the lung? [9b-58]
1. tar
2. carbon monoxide
3. nicotine
4. paper
The health and function of which system(s) is generally, and most likely improved by not smoking? [9b-59]
1. respiratory system and circulatory system
2. digestive system
3. circulatory system
4. reproductive system
5. skeletal system and respiratory system
The health and function of which system(s) is generally, and most likely improved by eating vegetables? [9b-60]
1. respiratory system
2. digestive system
3. circulatory system and respiratory system
4. reproductive system
5. skeletal system and circulatory system
The health and function of which system(s) is generally, and most likely improved by reducing fatty foods in a diet? [9b-61]
1. muscle system and skeletal system
2. digestive system
3. circulatory system and digestive system
4. reproductive system
5. skeletal system
The health and function of which system(s) is generally, and most likely improved by fertility treatment? [9b-62]
1. respiratory system
2. digestive system
3. circulatory system
4. reproductive system
5. skeletal system
The health and function of which system(s) is generally, and most likely improved by a diet containing adequate calcium? [9b-63]
1. respiratory system
2. digestive system
3. circulatory system
4. reproductive system
5. skeletal system
The health and function of which system(s) is generally, and most likely improved by regular exercise? [9b-64]
1. respiratory system and circulatory system
2. digestive system
3. circulatory system and skeletal system
4. reproductive system
5. skeletal system
Which of the following can be caused by too much fat in the diet? [9b-65]
1. excess weight, deposits in arteries, raised blood pressure
2. constipation, poor skin quality
3. rickets - 'bow legged'
4. 'skinny' and 'pot bellied'
Which of the following can be caused by too little fruit and vegetables in the diet? [9b-66]
1. excess weight, deposits in arteries, raised blood pressure
2. constipation, poor skin quality
3. increased blood pressure
4. 'skinny' and 'pot bellied'
Which of the following can be caused by too much salt in the diet? [9b-67]
1. excess weight, deposits in arteries
2. constipation, poor skin quality
3. increased blood pressure
4. 'skinny' and 'pot bellied'
Which of the following can be caused by too little protein in the diet? [9b-68]
1. excess weight, deposits in arteries, raised blood pressure
2. constipation, poor skin quality
3. increased blood pressure
4. 'skinny' and 'pot bellied'

KS3 Biology QUIZ on ORGANISMS, BEHAVIOUR and HEALTH