Question

Answer the following questions in brief:.

Q11.Write two causes of water pollution.
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Answer 1

Explanation:

1. Industrial Waste. ...
2. Sewage and Wastewater. ...
3. Mining Activities. ...
4. Marine Dumping. ...
5. Accidental Oil Leakage. ...
6. The burning of fossil fuels. ...
7. Chemical fertilizers and pesticides. ...
8. Leakage From Sewer Lines.

hope it's help u

Answer 2

Answer:

Causes of Water Pollution

Water pollution is caused due to several reasons. Here are the few major causes of water pollution:

• 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.

• 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.