If a 2% solution of sewage sample is incubated for 5 days at 20°C and the disso

Question

If a 2% solution of sewage sample is incubated for 5 days at 20°C and the dissolved oxygen depletion was found to be 8 mg/l. The BOD of the sewage is

Options:

A . 100 mg/l

B . 200 mg/l

C . 300 mg/l

D . 400 mg/l

Answer: Option D

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Question 1. If 2% solution of a sewage sample is incubated for 5 days at 20°C and depletion of oxygen was found to be 5 ppm, B.O.D.....found to be 5 ppm, B.O.D. of the sewage is

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