Microbes in Human WelfareHard

Question

How many statements are correct regarding biological oxygen demand :-
(A) Amount of O2 required by microbes to decompose organic waste.
(B) Amount of O2 produced by microbes on decomposing organic waste
(C) Amount of O2 required by microbes to survive

Options

A.A and B
B.Only B
C.Only A
D.A, B & C

Solution

-

Create a free account to view solution

View Solution Free
Topic: Microbes in Human Welfare·Practice all Microbes in Human Welfare questions

More Microbes in Human Welfare Questions