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6 marksTransport Across Membranes

CSEC Biology · January 2016 · Paper 2 · Question 3(b)

In the space below, draw an annotated diagram to show the appearance of the guard cells after the plant is watered in the early morning. Use an arrow to show the movement of the water in the cell.

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Other parts of this question

  1. 3(a)(i)Identify the structures labelled I, II, III, IV and V in Figure 2. Write your answers in the spaces provided in Figure 2.[5 marks]
  2. 3(a)(ii)State ONE function of EACH of the structures labelled I and IV.[2 marks]
  3. 3(c)Explain why the behaviour of an animal cell would differ from that of a plant guard cell when they are placed in dilute solutions.[2 marks]

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