Which of the following is not a method to make water safe for drinking?

Use of water filters

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Sedimentation

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Chlorination

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Rain water harvesting

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Solution

The correct option is D Rain water harvesting
Methods to make water safe for drinking are : chlorination, use of alum , sedimentation, boiling for 15 minutes and use of water filter. Rainwater harvesting is a technique of collection and storage of rainwater into natural reservoirs or tanks or the infiltration of surface water into sub surface aquifers.

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Similar questions

(a) What is potable water ? Name any two methods to make water safe for drinking.

(b) State two ways in which you can conserve water at home by preventing its wastage.

(i) What is meant by conservation of water? Suggest three methods to conserve water.

(ii) What is rainwater harvesting? Describe the method of rainwater harvesting.

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