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1.3 Transport in cells

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Question 7
F

Root tissue took up an ion at 40 μmol per gram per hour40\ \mu\text{mol per gram per hour}40 μmol per gram per hour while respiring aerobically. When the oxygen was removed, uptake fell to 6 μmol per gram per hour6\ \mu\text{mol per gram per hour}6 μmol per gram per hour . What was the percentage decrease in the rate of uptake?

[1]
A

6.7%

B

15%

C

34%

D

85%

Markscheme

1.3 Transport in cells Questions

  1. GCSE
  2. /Biology
  3. /1.3 Transport in cells

58 exam-style questions on AQA GCSE Biology 1.3 Transport in cells, covering 1.3.1 Diffusion, 1.3.2 Osmosis, and 1.3.3 Active transport. Each one has a worked solution and a mark scheme showing where the marks go.

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