Question :When there is a decrease in BOD ?(A) When mass of organic ma – InterviewSolution

1.	Question :When there is a decrease in BOD ?(A) When mass of organic matter is used.(B) When organic matter increases.(C) Decrease in the water level.(D) When there is an increase in the O_2quantity.
Answer» When MASS of organic MATTER is used. When organic matter increases. Decrease in the WATER level. When there is an INCREASE in the `O_2`quantity. Solution :When mass of organic matter is used.

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