Question

Define water pollution.​

Answer 1

the contamination of water with harmful substances is called water pollution

Answer 2

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The addition of harmful substances into water bodies like lakes, rivers and oceans is known as water pollution.

It causes damage to aquatic life. Polluted water may contain many harmful microorganisms. Drinking polluted water may cause diseases like dysentery, diarrhoea and typhoid.

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• Washing clothes and utensils in rivers, lakes, etc.

• The addition of soaps, detergents and other chemicals (carried by drains) into rivers, lakes or seas.

• Fertilisers and chemicals from agricultural fields carried by rainwater into water bodies.

• The garbage thrown by people into water bodies.

• Bathing of animals in rivers, ponds, etc.

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