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Cambridge IGCSE Environmental Management practice

Paper 1 structured question: Managing pollution of fresh water

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Managing pollution of fresh water

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Paper 1Theory3 marks

Fresh water pollution can come from untreated sewage and industrial waste. Regulations and treatment processes help protect water quality.

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Protecting Fresh Water Quality

Sewage treatment removes harmful substances from wastewater. Pollution control regulations limit pollutant discharge from industries and agriculture to protect water bodies.

  1. a

    Explain how pollution control regulations help improve fresh water quality.

    Aim for approximately 3 distinct marking points.

    [3]

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Paper 1 structured question: Managing pollution of fresh water

Paper 1Theory2 marks

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Methods to Improve Fresh Water Quality

Better sanitation practices involve safe disposal of human waste and promoting hygiene. Sewage treatment processes remove harmful substances from wastewater before release. Pollution control regulations limit pollutants discharged into water bodies.

  1. a

    Outline two methods used to improve the quality of fresh water.

    Aim for approximately 2 distinct marking points.

    [2]