1. What are the different ways in which water gets contaminated ?
Answers (1)
The different ways in which water gets contaminated are:
Sometimes untreated sewage is thrown directly into rivers. It contains food wastes, detergents, microorganisms, etc.
Many industries discharge harmful chemicals into rivers and streams, causing the pollution of water Examples are oil refineries, paper factories, textile and sugar mills, and chemical factories.
Pesticides and weedicides these chemicals dissolve in water and are washed into water bodies from the fields. They also seep into the ground to pollute ground water.