8 marksHuman Interaction and Ecosystem Investigation

CAPE Environmental Science Unit 1 · 2008 · Paper 2 · Question 3(b)(ii)

Describe TWO ways in which human activities can disrupt the integrity of natural ecosystems.

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Other parts of this question

3(a)(i)Name TWO decomposers and state ONE source of energy for EACH.[4 marks]
3(a)(ii)Explain the importance of the decomposer food chain in the cycling of matter illustrated in Figure 1.[4 marks]
3(b)(i)State TWO benefits of natural ecosystems to humans, giving an example of EACH.[4 marks]

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