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6.3 Plant hormones

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Question 39
H

A grower compares hormone treatments on equal numbers of suitable plants.

Table

TreatmentCuttings forming rootsPlants forming flowers
No hormone811
P2712
Q928

Which identification is most consistent with the results and the commercial uses of hormones?

[1]
A

P is auxin and Q is ethene

B

P is auxin and Q is gibberellin

C

P is gibberellin and Q is auxin

D

P is ethene and Q is gibberellin

Markscheme

6.3 Plant hormones Questions

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

105 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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