Cambridge International A Level · Biology (9700)

Cell structure: Practice Questions

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

10 questions21 marksFree, no account

Question 1

1 mark

Which statement correctly compares the structure of cilia and centrioles?

Question 2

1 mark

Which group of organelles are all surrounded by an envelope consisting of two phospholipid bilayers?

Question 3

1 mark

Which statement correctly describes the relationship between the nucleolus and ribosomes in a eukaryotic cell?

Question 4

1 mark

In which specific part of a plant cell are plasmodesmata located?

Question 5

1 mark

Which statement correctly describes the arrangement of microtubules in the cilia of eukaryotic cells?

Question 6

2 marks

Name the structure composed of protein that surrounds the nucleic acid core in all viruses.

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Question 7

4 marks

A student produces a drawing of a plant cell where the cell wall is measured as \( 24\ \text{mm} \) in length. If the magnification of the drawing is \( \times 1200 \), calculate the actual length of the cell wall in micrometres (\(\mu\text{m}\)).

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Question 8

2 marks

Name the two main chemical components that together form the structure of a eukaryotic ribosome.

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Question 9

4 marks

(a) Outline the function of lysosomes within an animal cell.

(b) Describe the role of microvilli in the cell surface membrane of certain eukaryotic cells.

(c) State the name of the membrane that surrounds the large permanent vacuole in plant cells and name one cellular process that requires \(ATP\) for the movement of substances through the cell surface membrane.

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Question 10

4 marks

(a) Identify two structural features of a plant cell that distinguish it from an animal cell, excluding the cell wall.
(b) Describe the function of the tonoplast and explain how it contributes to the maintenance of turgidity within a plant cell.

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