The term “water-pollution” can be defined in several ways. Which of the following statements does not give the correct definition? (a) The addition of undesirable substances to water-bodies (b) The removal of desirable substances from water-bodies (c) A change in pressure of the water bodies A change in temperature of the water bodies
ScienceClass 9CBSEAnswered 27 Mar 2026
Answer
- Soln:
Answer is (c) A change in pressure of the water bodies
Explanation:
Physical causes lead to change in pressure on water bodies. Hence change in water pressure will not affect pollution of water.
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