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4 marksWater and Land Pollution

CAPE Environmental Science Unit 2 · 2019 · Paper 2 · Question 6(a)(ii)

Water quality testing for biodegradable organic matter along Blue River and Oyster Bay near Azul Village, Cielo Village, and an industrial fish processing plant.

Outline an experimental approach to determine whether the sewage disposal practices of Cielo Village or the El Frio Fish Processing Plant is more likely responsible for the water pollution problem, clearly indicating what is to be measured.

This question uses a figure or table from the paper — you'll see it when you practise.

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Other parts of this question

  1. 6(a)(i)Use the data in Table 3 to deduce the point in the river where the pollution problem is greatest.[1 mark]
  2. 6(b)Explain why fishes in Oyster Bay show high levels of metals even though metal concentrations in the river water are low.[6 marks]
  3. 6(c)Define the term 'receptor'.[2 marks]
  4. 6(d)Identify the MOST suitable international convention that applies to the harvesting and management of fisheries in Oyster Bay, and explain how it works to…[4 marks]
  5. 6(e)State what type of pollution sources Azul Village and Cielo Village can be described as, and briefly explain your response.[3 marks]

More practice: the rest of this paper · more Water and Land Pollution questions · all CAPE Environmental Science Unit 2 past papers