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5.4 Plant hormones

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Question 5

A plant-hormone supplier receives the following orders.

OrderIntended use
Order PRipen harvested pears shortly before they are delivered to shops
Order QPromote cell division in small pieces of plant tissue to produce clones
Order RMake dormant barley grains germinate at the time required by a maltings
Order SKill broad-leaved weeds while leaving a grass seed crop largely unharmed

Which of the following orders requires gibberellins?

[1]
A

Order P

B

Order S

C

Order R

D

Order Q

Markscheme

5.4 Plant hormones Questions

  1. GCSE
  2. /Biology
  3. /5.4 Plant hormones

87 exam-style questions on AQA GCSE Biology 5.4 Plant hormones, covering 5.4.1 Control and coordination and 5.4.2 Use of plant hormones (HT only). Each one has a worked solution and a mark scheme showing where the marks go.

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