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3 marksPollution and Environmental Health

CSEC Human and Social Biology · May/June 2014 · Paper 2 · Question 6(a)(i)

Pollution, eutrophication, waterborne diseases following flooding, and water testing and sterilization.

Define the term 'pollution' and give ONE example of a water pollutant.

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Other parts of this question

  1. 6(a)(ii)Describe the process of eutrophication.[3 marks]
  2. 6(b)(i)Heavy rains cause flooding in farmland areas in a Caribbean country. Explain why members of your community become ill after eating vegetables from the flooded…[5 marks]
  3. 6(b)(ii)Your class is required to test the flood water for bacteria. Describe the test for bacteria, and suggest TWO methods that could be used to sterilize the flood…[4 marks]

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