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_________________?

Civil Engineering Mcqs

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_________________?

(A) 100 mg/l

(B) 200 mg/l

(D) 400 mg/l

Submitted By: Ali Uppal

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