Water filled in two glasses A and B have BOD values of 10 and 20, respectively. The correct statement regarding them, is ;

Question 1

(1) Both A and B are suitable for drinking.

(2) A is suitable for drinking, whereas B is not.

(3) B is more polluted than A.

(4) A is more polluted than B.

Question 2

Correct option: (3) B is more polluted than A

Explanation:

Clean water would have BOD value of less than 5 ppm whereas highly polluted water could have a BOD value of 17 ppm or more. So B is more polluted than A.

kratos · Answer 1 · 2020-06-08T20:31:31+0000

Correct option: (3) B is more polluted than A

Explanation:

Clean water would have BOD value of less than 5 ppm whereas highly polluted water could have a BOD value of 17 ppm or more. So B is more polluted than A.

Water filled in two glasses A and B have BOD values of 10 and 20, respectively. The correct statement regarding them, is ;

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Water filled in two glasses A and B have BOD values of 10 and 20, respectively. The correct statement regarding them, is ;

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1 Answer

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