Key Stage 3 (KS3) · Science

Cells and Organisation: Practice Questions

5 multiple-choice questions marked as you go, and 5 written questions with worked solutions. All on Cells and Organisation.

10 questions26 marksFree, no account

Question 1

1 mark

Which of the following parts of a plant cell is responsible for controlling the movement of substances into and out of the cell?

Question 2

1 mark

In the human digestive system, the stomach contains muscular tissue, nervous tissue, and epithelial tissue working together to digest food. Which level of biological organisation does the stomach represent?

Question 3

1 mark

A hypothetical drug is designed to inhibit the function of the Golgi apparatus in human secretory cells. If this drug is applied to a sample of cells, which of the following processes would be most directly and immediately impaired?

Question 4

1 mark

Which of the following components is found in the cytoplasm of both animal and plant cells and is the site where most chemical reactions of the cell occur?

Question 5

1 mark

Why do plant cells have a cell wall while animal cells do not?

Question 6

2 marks

State one structural difference between a red blood cell and a typical white blood cell.

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Question 7

3 marks

Why is a leaf considered an organ rather than a tissue?

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Question 8

5 marks

Predict the effect on a plant cell if its cytoplasm were to be removed while the cell wall remained intact.

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Question 9

5 marks

In the study of Cells and Organisation, both plant and animal cells share common structures, but they also have distinct differences.

(a) Identify three organelles or structures that are typically found in a plant cell but are absent in an animal cell. (3 marks)
(b) Choose one of the structures identified in part (a) and explain its specific function in the life of the plant. (1 mark)
(c) Explain why animal cells do not require a cell wall. (1 mark)

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Question 10

6 marks

A student investigates the structural organization of multi-cellular organisms.

(a) Define the term tissue and explain how a group of tissues forms an organ using the human heart as an example. (3 marks)
(b) Compare and contrast animal cells and plant cells. Identify two structures that are unique to plant cells and describe their specific functions in maintaining the plant's life processes. (3 marks)

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