High Biological Oxygen Demand (BOD) indicates – McqOptions

MCQOPTIONS

1.	High Biological Oxygen Demand (BOD) indicates
A.	High level of Microbial Pollution
B.	Low level of Microbial Pollution
C.	Absence of Microbial Pollution
D.	None of the above
Answer» B. Low level of Microbial Pollution

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