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1.1 Cell structures

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Question 20

A waterweed leaf cell is about 40 μm40\ \mu\text{m}40 μm wide. The field of view of a light microscope is 0.36 mm across.

How many of these cells, placed side by side, would span the field of view?

[1]
A

90

B

0.009

C

9

D

14.4

Markscheme

1.1 Cell structures Questions

  1. GCSE
  2. /Biology
  3. /1.1 Cell structures

130 exam-style questions on OCR GCSE Biology 1.1 Cell structures, covering 1.1.1 Viewing cells with light microscopes, 1.1.2 Sub-cellular structures and functions, and 1.1.3 Electron microscopy and resolution. Each one has a worked solution and a mark scheme showing where the marks go.

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