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2 marksIrritability and Response

CSEC Biology · May/June 2013 · Paper 2 · Question 2(d)

Outline TWO ways in which the nervous system functions differently from the endocrine system in humans.

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  1. 2(a)On Figure 2, write the name of the part and use a label line to identify EACH of the following parts of the eye: (i) The light sensitive layer (ii) The…[4 marks]
  2. 2(b)(i)Name the stimulus for EACH set of seedlings. Seedlings in A Seedlings in B[2 marks]
  3. 2(b)(ii)Name the hormone responsible for the response of the cucumber seedlings in B.[1 mark]
  4. 2(b)(iii)Suggest how the types of movement described in A and B may be useful to the seedlings.[2 marks]
  5. 2(c)Describe ONE similarity and ONE difference between the response of soil invertebrates and the response of the cucumber seedlings in B. Similarity Difference[4 marks]

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