Practice test exam revision questions on Types of cell structure, functions of cell parts, organ systems and functions Doc Brown's KS3 biology KS3 science practice questions for AQA Edexcel OCR KS3 biology KS3 science biology courses

Which part of the cells is the cytoplasm? [7a-1 ks3 biology]
1. part Z
2. part W
3. part T
4. part N
Which part of the cells is the nucleus? [7a-2 ks3 biology]
1. part Z
2. part W
3. part T
4. part N
Which part of the cells is a vacuole? [7a-3 ks3 biology]
1. part Z
2. part W
3. part T
4. part N
Which part of the cells is a chloroplast? [7a-4 ks3 biology]
1. part Z
2. part W
3. part T
4. part N
Which part of the cells is a cell wall? [7a-5 ks3 biology]
1. part P
2. part R
3. part O
4. part T
Which part of the cells is a cell membrane? [7a-6 ks3 biology]
1. part P
2. part R
3. part O
4. part T
Which part of a cell are the cilia? [7a-7 ks3 biology]
1. part P
2. part R
3. part O
4. part T
Which of the following is a plant cell? [7a-8 ks3 biology]
1. cell 1
2. cell 3
3. cell 4
4. cell 2
Which of the following is a plant cell? [7a-9 ks3 biology]
1. cell 6
2. cell 3
3. cell 4
4. cell 1
Which of the following is a palisade cell? [7a-10 ks3 biology]
1. cell 5
2. cell 2
3. cell 3
4. cell 4
Which of the following is a red blood cell? [7a-11 ks3 biology]
1. cell 5
2. cell 2
3. cell 3
4. cell 4
Which of the following is an egg cell or ovum? [7a-12 ks3 biology]
1. cell 5
2. cell 2
3. cell 3
4. cell 4
Which of the following is a sperm cell? [7a-13 ks3 biology]
1. cell 5
2. cell 6
3. cell 1
4. cell 4
Which of the following is a root hair cell? [7a-14 ks3 biology]
1. cell 5
2. cell 6
3. cell 1
4. cell 4
Which of the following is a ciliated cell? [7a-15 ks3 biology]
1. cell 5
2. cell 6
3. cell 1
4. cell 4
Which part of the plant is the flower? [7a-16 ks3 biology]
1. part V
2. part W
3. part Y
4. part U
5. part Z
A very simplified 'sketched' diagram of some of the organs of the human body. Which organ is the brain? [7a-26 ks3 biology]
1. organ T
2. organ Z
3. organ V
4. organ W
5. organ X
A very simplified 'sketched' diagram of some of the organs of the human body. Which organ is the lungs? [7a-27 ks3 biology]
1. organ T
2. organ U
3. organ V
4. organ W
5. organ X
A very simplified 'sketched' diagram of some of the organs of the human body. A very simplified diagram of some of the organs of the human body. Which organ is the heart? [7a-28 ks3 biology]
1. organ Z
2. organ U
3. organ V
4. organ W
5. organ X
A very simplified 'sketched' diagram of some of the organs of the human body. Which organ is the liver? [7a-29 ks3 biology]
1. organ Z
2. organ U
3. organ V
4. organ W
5. organ X
A very simplified 'sketched' diagram of some of the organs of the human body. Which organ is a kidney? [7a-30 ks3 biology]
1. organ Y
2. organ Z
3. organ V
4. organ W
5. organ X
A very simplified 'sketched' diagram of some of the organs of the human body. A very simplified diagram of some of the organs of the human body. Which organ is the intestine? [7a-31 ks3 biology]
1. organ Y
2. organ Z
3. organ V
4. organ W
5. organ X
A very simplified 'sketched' diagram of some of the organs of the human body. Which organ is the stomach? [7a-32 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
1. a large sugary salty 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 ks3 biology]
1. a large sugary salty 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 ks3 biology]
1. a large sugary salt 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 ks3 biology]
1. a large sugary salty 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 ks3 biology]
1. a large sugary salty 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 ks3 biology]
1. a large sugary salty 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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 very simplified structure of three single celled organisms that live in fresh water. Which of the following is most likely to be TRUE? [7a-51 ks3 biology]
1. the dinoflagellate is a plant type cell
2. the amoeba is plant type cell
3. the euglena is a plant
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 ks3 biology]
1. the dinoflagellate is an animal
2. the amoeba is not an plant type cell
3. the euglena is a plant
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 ks3 biology]
1. the dinoflagellate is not a plant type cell
2. the amoeba is plant type cell
3. the euglena is not an animal cell
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 ks3 biology]
1. the dinoflagellate is not a plant type cell
2. the amoeba is plant type cell
3. the euglena is an animal cell
4. only the amoeba cannot photosynthesise food
A very simplified 'sketched' diagram of some of the organs of the human body. Which organ is part of the respiratory system? [7a-55 ks3 biology]
1. organ U
2. organ Z
3. organ T
4. organ V
A very simplified 'sketched' diagram of some of the organs of the human body. Which organ is part of the digestive system? [7a-56 ks3 biology]
1. organ U
2. organ Z
3. organ T
4. organ V
A very simplified 'sketched' diagram of some of the organs of the human body. Which organ is part of the nervous system? [7a-57 ks3 biology]
1. organ U
2. organ Z
3. organ T
4. organ V
A very simplified 'sketched' diagram of some of the organs of the human body. Which organ is part of the circulatory system? [7a-58 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 into the bloodstream for the rest of the body? [7a-64 ks3 biology]
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 ks3 biology]
1. brain
2. lungs
3. stomach
4. liver
5. small intestine
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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
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 ks3 biology]
1. skin
2. bone
3. nerve
4. muscle
5. blood vessel
Which of the following statements is FALSE? [7a-76 ks3 biology]
1. cells do not have to divide for tissue 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 ks3 biology]
1. cells must divide to get tissue 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 ks3 biology]
1. cells must divide to get tissue 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 ks3 biology]
1. cells must divide to get tissue 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 ks3 biology]
1. nucleus
2. cell
3. tissue section
4. organ
Which of the following might be described as the building block or unit of all organisms? [7a-81 ks3 biology]
1. nucleus
2. cell
3. tissue
4. organ
Which of the following is a specialised collection of similar small units? [7a-82 ks3 biology]
1. nucleus
2. cell
3. tissue section
4. organ
Which of the following is the largest? [7a-83 ks3 biology]
1. nucleus
2. cell
3. tissue section
4. organ
Which part of the cells are the mitochondria? [7a-84 ks3 biology]
1. part L
2. part W
3. part T
4. part N
Which of the following phrases best matches the word mitochondria? [7a-85 ks3 biology]
1. a large sugary salt 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. they power the cell chemistry from aerobic respiration.
5. small green structures in plant cells for photosynthesis
[7a-72 ks3 biology] Which of the following features of an animal cell is the cell membrane?
1. feature 1
2. feature 2
3. feature 3
4. feature 4
5. feature 5
6. feature 6
[7a-73 ks3 biology] Which of the following features of an animal cell is controls the diffusion of substances in and out of the cell?
1. feature 1
2. feature 2
3. feature 3
4. feature 4
5. feature 5
6. feature 6
[7a-74 ks3 biology] Which of the following features of an animal cell is where aerobic respiration takes place to power the cell's chemistry?
1. feature 1
2. feature 2
3. feature 3
4. feature 4
5. feature 5
6. feature 6
[7a-75 ks3 biology] Which of the following features of an animal cell is jelly like substance where much of the cell's chemistry takes place?
1. feature 1
2. feature 2
3. feature 3
4. feature 4
5. feature 5
6. feature 6
[7a-76 ks3 biology] Which of the following features of an animal cell is the mitochondria to power the cell's chemistry?
1. feature 1
2. feature 2
3. feature 3
4. feature 4
5. feature 5
6. feature 6
[7a-77 ks3 biology] Which of the following features of an animal cell is the nucleus?
1. feature 1
2. feature 2
3. feature 3
4. feature 4
5. feature 5
6. feature 6
[7a-78 ks3 biology] Which of the following features of an animal cell contains the genetic material DNA?
1. feature 1
2. feature 2
3. feature 3
4. feature 4
5. feature 5
6. feature 6
[7a-79 ks3 biology] Which of the following features of an animal cell is the DNA?
1. feature 1
2. feature 2
3. feature 3
4. feature 4
5. feature 5
6. feature 6
[7a-80 ks3 biology] Which of the following features of an animal cell is a small vacuole?
1. feature 1
2. feature 2
3. feature 3
4. feature 4
5. feature 5
6. feature 6
[7a-81 ks3 biology] Which of the following features of a plant cell is the chloroplast?
[7a-82 ks3 biology] Which of the following features of a plant cell is the nucleus?
[7a-83 ks3 biology] Which of the following features of a plant cell is the DNA genetic material?
[7a-84 ks3 biology] Which of the following features of a plant cell is the cell wall?
[7a-85 ks3 biology] Which of the following features of a plant cell is the cell membrane?
[7a-86 ks3 biology] Which of the following features of a plant cell is the large vacuole?
[7a-87 ks3 biology] Which of the following features of a plant cell is a mitochondria?
[7a-88 ks3 biology] Which of the following features of a plant cell is the cytoplasm?
[7a-89 ks3 biology] Which of the following features of a plant cell is where photosynthesis happens?
[7a-90 ks3 biology] Which of the following features of a plant cell controls the cell functions?
[7a-91 ks3 biology] Which of the following features of a plant cell makes more rigid compared to animal cells?
[7a-92 ks3 biology] Which of the following features of a plant cell what diffuses in and out of the cell?
[7a-93 ks3 biology] Which of the following features of a plant cell is where most aerobic respiration takes place to power the cell chemistry?
[7a-94 ks3 biology] Which of the following features of a plant cell is where most of the cell chemistry takes place?
[7a-95 ks3 biology] Which of the following is a FALSE statement about animals?
1. A group of similar cells joined together make a tissue like the brain.
2. A group of different tissues working together make an organ like the heart of mouse.
3. A group of organs working together functions as an organ system like the digestive system of a cow.
4. A multicellular organism usually consists of several organ systems like a dog.
[7a-96 ks3 biology] Which of the following is a FALSE statement about animals?
1. A group of similar cells joined together make a tissue like muscle.
2. A group of different tissues working together make an organ like the skin.
3. A group of organs working together functions as an organ system like the digestive system of a cow.
4. A multicellular organism usually consists of several organ systems like a dog.
[7a-97 ks3 biology] Which of the following is a FALSE statement about animals?
1. A group of similar cells joined together make a tissue like skin.
2. A group of different tissues working together make an organ like the heart of mouse.
3. A group of organs working together functions as an organ system like the stomach of a cat.
4. A multicellular organism usually consists of several organ systems like a dog.
[7a-98 ks3 biology] Which of the following is a FALSE statement about animals?
1. A group of similar cells joined together make a tissue like skin.
2. A group of different tissues working together make an organ like the heart of mouse.
3. A group of organs working together functions as an organ system like the digestive system of a cow.
4. A multicellular organism usually consists of several organ systems like an amoeba.
[7a-99 ks3 biology] Which of the following is a FALSE statement about diffusion in animal cells?
1. Diffusion occurs because particles in a solid constantly vibrate against the cell membrane.
2. Diffusion occurs from a region of high concentration to a region of low concentration through a cell membrane.
3. Glucose and oxygen diffuse into cells, for aerobic respiration, through a cell membrane.
4. Carbon dioxide and other waste products can diffuse out of cells through the cell membrane.
[7a-100 ks3 biology] Which of the following is a FALSE statement about diffusion in animal cells?
1. Diffusion occurs because particles in a fluid are in constant random motion and move through a cell membrane.
2. Diffusion occurs from a region of low concentration to a region of high concentration through a cell membrane.
3. Glucose and oxygen diffuse into cells, for aerobic respiration, through a cell membrane.
4. Carbon dioxide and other waste products can diffuse out of cells through the cell membrane.
[7a-101 ks3 biology] Which of the following is a FALSE statement about diffusion in animal cells?
1. Diffusion occurs because particles in a fluid are in constant random motion and move through a cell membrane.
2. Diffusion occurs from a region of high concentration to a region of low concentration through a cell membrane.
3. Glucose and oxygen diffuse into cells, for anaerobic respiration, through a cell membrane.
4. Carbon dioxide and other waste products can diffuse out of cells through the cell membrane.
[7a-102 ks3 biology] Which of the following is a FALSE statement about diffusion in animal cells?
1. Diffusion occurs because particles in a fluid are in constant random motion and move through a cell membrane.
2. Diffusion occurs from a region of high concentration to a region of low concentration through a cell membrane.
3. Glucose and oxygen diffuse into cells, for aerobic respiration, through a cell membrane.
4. Carbon dioxide and other waste products can diffuse out of cells through the nucleus.
[7a-103 ks3 biology] Which of the following is INCORRECT about the three organisms illustrated in the simplified diagrams above.
1. The amoeba is a multi-cellular organism.
2. The euglena has an adaptation of a specialised organelle to power the organism's chemistry.
3. The euglena has an adaptation to make its own food by photosynthesis.
4. The dinoflagellate has an obvious specialised structural adaptation to enable it to move freely of its own volition.
[7a-104 ks3 biology] Which of the following is INCORRECT about the three organisms illustrated in the simplified diagrams above.
1. The amoeba is a unicellular organism.
2. The euglena has no adaptation of a specialised organelle to power the organism's chemistry.
3. The euglena has an adaptation to make its own food by photosynthesis.
4. The dinoflagellate has an obvious specialised structural adaptation to enable it to move freely of its own volition.
[7a-105 ks3 biology] Which of the following is INCORRECT about the three organisms illustrated in the simplified diagrams above.
1. The amoeba is a unicellular organism.
2. The euglena has an adaptation of a specialised organelle to power the organism's chemistry.
3. The euglena has no adaptation to make its own food by photosynthesis.
4. The dinoflagellate has an obvious specialised structural adaptation to enable it to move freely of its own volition.
[7a-106 ks3 biology] Which of the following is INCORRECT about the three organisms illustrated in the simplified diagrams above.
1. The amoeba is a unicellular organism.
2. The euglena has an adaptation of a specialised organelle to power the organism's chemistry.
3. The euglena has an adaptation to make its own food by photosynthesis.
4. The dinoflagellate has no obvious specialised structural adaptation to enable it to move freely of its own volition.
[7a-107 ks3 biology] Which of the following is INCORRECT about the three organisms illustrated in the simplified diagrams above.
1. The amoeba has an adaptation of a specialised organelle to power the organism's chemistry.
2. The amoeba has no adaptation to make its own food by photosynthesis.
3. The euglena is a unicellular organism.
4. The dinoflagellate has an adaptation to make its own food by photosynthesis.
[7a-108 ks3 biology] Which of the following is INCORRECT about the three organisms illustrated in the simplified diagrams above.
1. The amoeba has no adaptation of a specialised organelle to power the organism's chemistry.
2. The amoeba has an adaptation to make its own food by photosynthesis.
3. The euglena is a unicellular organism.
4. The dinoflagellate has an adaptation to make its own food by photosynthesis.
[7a-109 ks3 biology] Which of the following is INCORRECT about the three organisms illustrated in the simplified diagrams above.
1. The amoeba has no adaptation of a specialised organelle to power the organism's chemistry.
2. The amoeba has no adaptation to make its own food by photosynthesis.
3. The euglena is a multi-cellular organism.
4. The dinoflagellate has an adaptation to make its own food by photosynthesis.
[7a-110 ks3 biology] Which of the following is INCORRECT about the three organisms illustrated in the simplified diagrams above.
1. The amoeba has no adaptation of a specialised organelle to power the organism's chemistry.
2. The amoeba has no adaptation to make its own food by photosynthesis.
3. The euglena is a unicellular organism.
4. The dinoflagellate has no adaptation to make its own food by photosynthesis.
[7a-111 ks3 biology] Which of the following is INCORRECT about the three organisms illustrated in the simplified diagrams above.
1. The amoeba has an obvious specialised structural adaptation to enable it to move freely of its own volition.
2. The euglena has an obvious specialised structural adaptation to enable it to move freely of its own volition.
3. The dinoflagellate is a unicellular organism.
4. The dinoflagellate has an adaptation of a specialised organelle to power the organism's chemistry.
[7a-111 ks3 biology] Which of the following is INCORRECT about the three organisms illustrated in the simplified diagrams above.
1. The amoeba has no obvious specialised structural adaptation to enable it to move freely of its own volition.
2. The euglena has no obvious specialised structural adaptation to enable it to move freely of its own volition.
3. The dinoflagellate is a unicellular organism.
4. The dinoflagellate has an adaptation of a specialised organelle to power the organism's chemistry.
[7a-113 ks3 biology] Which of the following is INCORRECT about the three organisms illustrated in the simplified diagrams above.
1. The amoeba has no obvious specialised structural adaptation to enable it to move freely of its own volition.
2. The euglena has an obvious specialised structural adaptation to enable it to move freely of its own volition.
3. The dinoflagellate is a multi-cellular organism.
4. The dinoflagellate has an adaptation of a specialised organelle to power the organism's chemistry.
[7a-114 ks3 biology] Which of the following is INCORRECT about the three organisms illustrated in the simplified diagrams above.
1. The amoeba has no obvious specialised structural adaptation to enable it to move freely of its own volition.
2. The euglena has an obvious specialised structural adaptation to enable it to move freely of its own volition.
3. The dinoflagellate is a unicellular organism.
4. The dinoflagellate has no adaptation of a specialised organelle to power the organism's chemistry.
[7a-115 ks3 biology] Which feature of a cheek cell corresponds to the genetic information DNA?
1. feature 4
2. feature 2
3. feature 5
4. feature 3
5. feature 6
6. feature 1
[7a-116 ks3 biology] Which feature of a cheek cell corresponds to the genetic information of the chromosomes?
1. feature 4
2. feature 2
3. feature 5
4. feature 3
5. feature 6
6. feature 1
[7a-117 ks3 biology] Which feature of a cheek cell corresponds to the mitochondria?
1. feature 4
2. feature 2
3. feature 5
4. feature 3
5. feature 6
6. feature 1
[7a-118 ks3 biology] In which feature of a cheek cell is where respiration powers the cell's chemical reactions?
1. feature 4
2. feature 2
3. feature 5
4. feature 3
5. feature 6
6. feature 1
[7a-119 ks3 biology] In which feature of a cheek cell corresponds to the cytoplasm?
1. feature 4
2. feature 2
3. feature 5
4. feature 3
5. feature 6
6. feature 1
[7a-120 ks3 biology] Which feature of a cheek cell corresponds to a jelly-like substance in which many of the cell's chemical reactions take place?
1. feature 4
2. feature 2
3. feature 5
4. feature 3
5. feature 6
6. feature 1
[7a-121 ks3 biology] Which feature of a cheek cell corresponds to the nucleus?
1. feature 4
2. feature 2
3. feature 5
4. feature 3
5. feature 6
6. feature 1
[7a-122 ks3 biology] Which feature of a cheek cell controls the cell's functions?
1. feature 4
2. feature 2
3. feature 5
4. feature 3
5. feature 6
6. feature 1
[7a-123 ks3 biology] Which feature of a cheek cell corresponds controls what enters or leaves the cell?
1. feature 4
2. feature 2
3. feature 5
4. feature 3
5. feature 6
6. feature 1
[7a-124 ks3 biology] Which feature of a cheek cell corresponds to the cell membrane?
1. feature 4
2. feature 2
3. feature 5
4. feature 3
5. feature 6
6. feature 1
[7a-125 ks3 biology] Which feature of a cheek cell corresponds to a glycogen granule of food for the cell?
1. feature 4
2. feature 2
3. feature 5
4. feature 3
5. feature 6
6. feature 1

Practice test exam questions Doc Brown's KS3 biology exam practice questions for revision topic test quiz on Plant and animal cell structure and what plant and animal organs do KS3 science questions for AQA, Edexcel and OCR pre-gcse courses KS3 science online KS3 biology practice revision questions for KS3 biology unit tests or summer exam papers up to higher level KS3 science biology for AQA KS3 science-biology courses and Edexcel and OCR KS3 science biology courses KS3 science-biology questions on cells and what plant and animal organs do for AQA Edexcel OCR courses practice exam questions on Cells Questions on types of plant and animal cells, names, definitions of features of cells and their function, similarities of plant and animal cells, differences between plant and animal cells, names and functions of tissues, names and functions of organs, US grade 6 biological science US grade 7 biology science US grade 8 science biology unicellular organisms, multicellular organisms, adaptations of unicellular organisms to do what multicellular organisms do with organs, relative size of nucleus, cell, tissue adaptations, organs structure and functions, complexity of multicellular organisms function of nucleus, cell membrane, cell wall, cytoplasm, mitochondria, mitochondrion

QUIZ 7A "Types of cell structure, organs and their function" Practice exam questions © Doc Brown's KS3 biology (10 Qs)