Civil Engineering MCQAE Level Civil Engineering
Self purification of natural streams is caused due to
Environmental EngineeringEnvironmental EngineeringMEDIUM
Choose the correct answer
A
dilution
B
turbulence of water
C
oxidation-reduction
D
all the above
Correct Answer
D. all the above
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Dilution, aeration/turbulence and biochemical oxidation all contribute to self purification
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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.