A) BOD
B) COD
C) BOD and COD both
D) None of these
Correct Answer: A
Solution :
Biochemical oxygen demand or B.O.D is the amount of dissolved oxygen needed by aerobic bio-logical organisms in a body of water to break down organic material present in a given water sample at certain temperature over a specific time period. It is widely used as an indication of the organic quality of water.You need to login to perform this action.
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