Question

The term âwater-pollutionâ can be defined in several ways. Which of the following statements does not give the correct definition ?
(1) The addition of undesirable substances in water bodies.
(2) The removal of desirable substances from water bodies.
(3) A change in pressure of the water bodies.
(4) A change in temperature of the water bodies.

Answer 1

(3) and (4) are absolutely wrong definitions

The removal of desirable substances from water bodies due to the addition of undesirable substances is one way to define water pollution.

Answer 2

Answer:(3) A change in pressure of the water bodies.

Explanation: