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3 marksFood Chains, Food Webs, and Decomposers

CSEC Biology · January 2016 · Paper 2 · Question 2(a)

Figure 1 represents part of the carbon cycle.

Complete the diagram by writing the appropriate term in EACH of the boxes labelled A, B and C.

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Other parts of this question

  1. 2(b)(i)Write a chemical equation and a word equation to summarize EACH of the following processes: Photosynthesis[2 marks]
  2. 2(b)(ii)Write a chemical equation and a word equation to summarize EACH of the following processes: Aerobic respiration[2 marks]
  3. 2(c)Outline TWO outcomes of the removal of trees by cutting and burning.[2 marks]
  4. 2(d)Suggest TWO ways in which small island states such as those in the Caribbean may be affected by large-scale climate change.[2 marks]
  5. 2(e)(i)Outline TWO ways in which the improper disposal of household waste contributes to land pollution or water pollution.[2 marks]
  6. 2(e)(ii)Suggest TWO ways by which people could dispose of their household waste in an environmentally friendly manner.[2 marks]

More practice: the rest of this paper · more Food Chains, Food Webs, and Decomposers questions · all CSEC Biology past papers