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6 marksNutrition in Living Organisms

CSEC Biology · January 2015 · Paper 2 · Question 4(a)

Figure 5 shows the internal structures of two leaves from plants growing in different environmental conditions.

Identify the structures labelled P, Q and R in Figure 5 and state the role of EACH in photosynthesis. P Role Q Role R Role

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Other parts of this question

  1. 4(b)Describe ONE difference in the cuticles and ONE difference in the lower epidermis of the two plants, A and B, and explain the significance of these differences.[4 marks]
  2. 4(c)Suggest the type of environment in which each plant, Plant A and Plant B would be found growing, and THREE adaptations expected in Plant B, other than those…[5 marks]

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