Biochemical Oxygen Demand (BOD) may not be a good index for pollution for water bodies receiving effluents from:

Biochemical Oxygen Demand (BOD) may not be a good index for pollution for water bodies receiving effluents from:
A Petroleum industry
B Sugar industry
C Domestic sewage
D Dairy industry

Microbes in Human Welfare in past papers

57 questions from this chapter have appeared across 16 exam years.

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Practise Microbes in Human Welfare All 57 questions This chapter in 2016 Phase II