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1.1 Cell structures

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Question 9

The resolution limit of a light microscope is 0.2 micrometres0.2\text{ micrometres}0.2 micrometres. The resolution limit of an electron microscope is 0.5 nanometres0.5\text{ nanometres}0.5 nanometres. How many times greater is the resolution of the electron microscope than the light microscope? (1 micrometre=1000 nanometres1\text{ micrometre} = 1000\text{ nanometres}1 micrometre=1000 nanometres)

A

404040

B

400400400

C

400040004000

D

400004000040000

Markscheme

1.1 Cell structures Questions

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

40 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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