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Question 11The 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(d) A change in temperature of the water bodies

Answer»

Question 11

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

(d) A change in temperature of the water bodies





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