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1.1 Cell structure

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Question 21
F86%

A student prepares a slide of onion epidermis tissue. Why does the student add a drop of iodine solution to the tissue?

[1]
A

To stain the tissue so that sub-cellular structures are easier to see

B

To kill the tissue so that the cells stop moving around the slide

C

To feed the tissue so that the cells stay alive for much longer

D

To swell the tissue so that each of the cells becomes much larger

Markscheme

1.1 Cell structure Questions

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

129 exam-style questions on AQA GCSE Biology 1.1 Cell structure, covering 1.1.1 Eukaryotes and prokaryotes, 1.1.2 Animal and plant cells, 1.1.3 Cell specialisation, 1.1.4 Cell differentiation, 1.1.5 Microscopy, and 1.1.6 Culturing microorganisms. Each one has a worked solution and a mark scheme showing where the marks go.

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