Question

mention three caues of water pollution​

Answer 1

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Causes of water pollution

Removal of harmful waste from the factory to the water bodies

Disposal of drainage in rivers.

Throwing plastic bags and other materials in the water bodies

Are the three causes of water pollution.

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Answer 2

Explanation:

1. Sewage And Waste Water: Sewage, garbage and liquid waste of households, agricultural lands and factories are discharged into lakes and rivers. These wastes contain harmful chemicals and toxins which make the water poisonous for aquatic animals and plants.
2. Dumping: Dumping of solid wastes and litters in water bodies causes huge problems. Litters include glass, plastic, aluminum, styrofoam etc. Different things take different amount of time to degrade in water. They affect aquatic plants and animals.
3. Industrial Waste: Industrial waste contains pollutants like asbestos, lead, mercury and petrochemicals which are extremely harmful to both people and environment. Industrial waste is discharged into lakes and rivers by using fresh water making the water contaminated.

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