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20/03/2022 9:31 pm
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Which among the following statements is false?
(a) Oil slick in sea water increases D.O. value
(b) The main reason for river water pollution is industrial and domestic sewage discharge
(c) Surface water contains a lot of organic matter mineral nutrients and radioactive materials
(d) Oil spill in sea water causes heavy damage to fishery
1 Answer
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20/03/2022 9:32 pm
Correct answer: (a) Oil slick in sea water increases D.O. value
Explanation:
Oil slick in sea water decreases D.O value.