The range of temperature at which mesophilic microorganism becomes active in slu

Question

The range of temperature at which mesophilic microorganism becomes active in sludge digester is ___________

Options:

A . 30-40°C

B . 10-40°C

C . 20-50°C

D . 20-40°C

Answer: Option D
Answer: (d).20-40°C

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