Civil Engineering MCQAE Level Civil Engineering
Standard B.O.D. is taken for
Environmental EngineeringEnvironmental EngineeringMEDIUM
Choose the correct answer
A
1 day
B
2 days
C
5 days
D
3 days
Correct Answer
C. 5 days
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BOD₅ is the standard five-day biochemical oxygen demand test
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This MCQ belongs to WBPSC AE Previous Years Questions Series. Full tests include timed attempts, rank comparison and subject-wise analysis.