Microbes in Human Welfare (Class 12)
Microbes in industry, food, sewage treatment, biogas, biocontrol agents.
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Take a full mock →Q1 · Microbes in Human Welfare (Class 12) · EASY
Which of the following microorganisms is used in the commercial production of citric acid?
Q2 · Microbes in Human Welfare (Class 12) · MEDIUM
In sewage treatment, the biological oxygen demand (BOD) refers to:
Q3 · Microbes in Human Welfare (Class 12) · HARD
A farmer wants to use a biocontrol agent to protect his Brassica and fruit crops from aphids and butterfly caterpillars without using chemical pesticides. Which of the following would be the most appropriate choice?