Learning objective

Outline the processes involved in treating domestic water supplies, including: (a) sedimentation and filtration for solid removal, (b) carbon usage for eliminating tastes and odors, and (c) chlorination for microbial disinfection.

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Exam focus

Cambridge IGCSE Combined Scienceof the environmentCore content

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Quick explanation

This point belongs to Water, especially Water outcomes.
You need to be able to outline the processes involved in treating domestic water supplies, including: (a) sedimentation and filtration for solid removal, (b) carbon usage for eliminating tastes and odors, and (c) chlorination for microbial disinfection.
The key ideas to know are Describe and Outline.
Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

DescribeOutline

Why it matters

This objective helps connect Water outcomes to exam-style questions, flashcards, and revision notes for Water.

Revision tools

Flashcards10 linked cards

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Practice Questions7 linked questions

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Paper 3Theory (Core)3 marks

Description

The treatment of domestic water supplies involves several processes including sedimentation, filtration, carbon treatment, and chlorination.

a
Outline the processes involved in treating domestic water supplies.
Your answer
Aim for approximately 3 distinct marking points.
[3]

Revision notestopic notes

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