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Cambridge IGCSE Environmental Management practice

Paper 1 structured question: Impact of exploitation of the oceans

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Impact of exploitation of the oceans

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Paper 1Theory3 marks

Aquaculture is used to farm marine species to reduce pressure on wild fisheries.

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Marine Species Farming

Farming marine species such as fish and shellfish provides an alternative to wild fishing and helps conserve wild populations by reducing fishing pressure.

  1. a

    Explain how marine species farming helps to reduce pressure on fisheries.

    Aim for approximately 3 distinct marking points.

    [3]

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Paper 1 structured question: Impact of exploitation of the oceans

Paper 1Theory2 marks

Description

Overfishing and Bycatch

Overfishing occurs when fish are caught faster than they can reproduce, leading to population declines. Bycatch is the accidental capture of non-target species during fishing, which can harm these populations.

  1. a

    Outline two consequences of overfishing on marine species.

    Aim for approximately 2 distinct marking points.

    [2]