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6.3 Plant hormones

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Question 5
F

A shoot is placed horizontally in darkness. Auxin accumulates on its lower side.

What happens next?

[1]
A

the lower side elongates faster and the shoot bends downwards

B

the lower side elongates faster and the shoot bends upwards

C

the upper side elongates faster and the shoot bends upwards

D

the upper side elongates faster and the shoot bends downwards

Markscheme

6.3 Plant hormones Questions

  1. GCSE
  2. /Biology
  3. /6.3 Plant hormones

46 exam-style questions on Edexcel GCSE Biology 6.3 Plant hormones, covering 6.3.1 Plant hormones and tropisms and 6.3.2 Commercial uses of plant hormones. Each one has a worked solution and a mark scheme showing where the marks go.

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