6 marksPollution Concepts, Pathways, and Receptors

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

Explain why fishes in Oyster Bay show high levels of metals even though metal concentrations in the river water are low.

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Other parts of this question

6(a)(i)Use the data in Table 3 to deduce the point in the river where the pollution problem is greatest.[1 mark]
6(a)(ii)Outline an experimental approach to determine whether the sewage disposal practices of Cielo Village or the El Frio Fish Processing Plant is more likely…[4 marks]
6(c)Define the term 'receptor'.[2 marks]
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]
6(e)State what type of pollution sources Azul Village and Cielo Village can be described as, and briefly explain your response.[3 marks]

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