Question

when is water said to be polluted

Answer 1

The water is said to be polluted when :-
1) The factory waste goes into water directly without fertilising it.
2) When people washes clothes in water.
3) When cows buffaloes take bath in rivers.


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Answer 2

The water is said to be polluted due to the following reasons:

Explanation:

• The water is the necessary component for the survival of the living beings on earth.
• The water in the potable form can be consumed by the human being otherwise the contaminated water can cause water borne diseases.
• The water can become polluted due to the discharge of the anthropogenic contaminants like sewage discharge, industrial discharge and discharge of oils by waterways vehicles.
• The water is said to be polluted if it consists of large concentration of pathogenic cells of bacteria, protozoa and others.

Learn more about water pollution:

Pollutants of water pollution​: https://brainly.in/question/10386226