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Cambridge AS & A Level Biology

15.2Control and coordination in plants

Control and coordination in plants in Cambridge AS & A Level Biology: what the syllabus expects you to know, the learning objectives and how to practise.
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Learning objectives

What the syllabus expects you to be able to do.

  1. 15.2.1Describe and explain the rapid closure of the Venus fly trap.
  2. 15.2.2Explain how auxin causes elongation growth by stimulating proton pumping that acidifies cell walls.
  3. 15.2.3Describe the role of gibberellin in the germination of barley.

Lessons

  • Control and coordination in plants

    30 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Control and coordination in plants: sample question

1 mark

Which part of a barley grain produces gibberellin when the grain absorbs water?

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