Class 12 Biology Microbes in Human Welfare Microbes in Sewage Treatment

Medium

The measurement of $BOD$ (Biochemical Oxygen Demand) in wastewater provides information about the amount of which of the following?

A
Nitrates
B
Phosphates
C
Biodegradable organic matter
D
Toxic metals

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Class 12 Questions

Class 12

Biology Questions

Chapter

Microbes in Human Welfare

Subtopic

Microbes in Sewage Treatment

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