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3 marksTransport in the Phloem

CAPE Biology Unit 2 · 2018 · Paper 2 · Question 2(a)(i)

A cross-section (Figure 2A) and a longitudinal section (Figure 2B) of phloem tissue are shown.

In the space provided, draw and label a diagram of the TWO phloem cell types shown in Figure 2B.

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Other parts of this question

  1. 2(a)(ii)Describe TWO features of EACH phloem cell type shown in Figure 2B.[2 marks]
  2. 2(a)(iii)State the major function of EACH of the TWO phloem cell types.[2 marks]
  3. 2(b)(i)Explain what is meant by EACH of the following terms: - Blood pressure - Pulse[4 marks]
  4. 2(b)(ii)Describe the effect of EACH of the following parameters on blood pressure and pulse rate: - Sleep - Fluoxetine[2 marks]
  5. 2(b)(iii)Should John continue to take fluoxetine? Give a reason for your answer.[2 marks]

More practice: the rest of this paper · more Transport in the Phloem questions · all CAPE Biology Unit 2 past papers