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  • The water quality of a pond was analysed and its BOD was found to be 4. The pond hasOption: 1 Highly polluted water<div class='qna-opti

The water quality of a pond was analysed and its BOD was found to be 4. The pond has

Option: 1

Highly polluted water


Option: 2

Slightly polluted water


Option: 3

Water has high amount of fluoride compounds


Option: 4

Very clean water


Answers (1)

best_answer

Clean water have BOD value less than 5 ppm while highly polluted water have. BOD value of 17 ppm or more.

Posted by

Rishabh

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