Cambridge IGCSE · Sciences - Co-ordinated (Double) (0654)

Cells: Practice Questions

5 multiple-choice questions marked as you go, and 3 written questions with worked solutions. All on Cells.

8 questions16 marksFree, no account

Question 1

1 mark

The diagram shows a specialized cell found in the roots of plants. What is the main function of the long extension shown in the cell?

Question 2

1 mark

Which cell structures are present in both plant cells and bacterial cells?

Question 3

1 mark

Which statement best describes the difference in genetic material between a typical plant cell and a bacterial cell?

Question 4

1 mark

Which cell structure is responsible for the aerobic respiration that releases energy for metabolism?

Question 5

1 mark

A biological specimen has an actual size of \(0.05 \text{ mm}\). A drawing of the specimen has an image size of \(25 \text{ mm}\). What is the magnification of the drawing?

Question 6

3 marks

State the primary function of ciliated cells located in the trachea and bronchi.

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Question 7

4 marks

A student observes an image of an animal cell using a light microscope.
(a) State the formula used to calculate the magnification of a biological specimen.
(b) The image size of the cell measured on a printout is \(48\text{ mm}\). The actual diameter of the cell is \(0.04\text{ mm}\). Calculate the magnification of the image.
(c) Name two structures present in a typical plant cell that are not found in an animal cell.

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Question 8

4 marks

The diagram shows the simplified structure of a bacterial cell.
(a) Identify the part labelled A.
(b) Identify the small circular loop of DNA labelled B.
(c) State one cell structure found in both bacterial cells and animal cells.
(d) State whether bacterial cells contain a nucleus.

Write your answer out first, then check it against the worked solution.

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