Pollution of water is caused by

Biological pollution in water is caused by :

How is the pollution of river water caused ?

High DDT pollution in water bodies caused decline in bird population . Evaluate .

Mention the effects of water pollution caused by detergents.

Water pollution is caused by :

Name two water pollution related diseases caused by heavy elements.

name two water pollution related diseases caused by heavy elements

Water pollution is caused mainly by three factors such as biological, chemical and physical. Can you name some chemical and physical factors of water pollution?