Question

The term “water-pollution” can be defined in several ways. Which of the following statements does not give the correct definition?
(a) A change in pressure of the water bodies
(b) The removal of desirable substances from water-bodies
(c) The addition of undesirable substances to water-bodies
(d) A change in temperature of the water bodies​

Answer 1

Answer:

The removal of desirable substances from water-bodies

Explanation:

Answer 2

The contamination of water bodies with harmful or objectionable material in sufficient quantity, which degrade water qualities as taste, texture, temperature etc. is water pollution.
As stated above, options A, B and D are incorrect.
Change in water pressure is not a type of water pollution. Therefore, option C is correct.