“The pathogens in river flows are killed and helps in self-purification”. It is due to

Questions › Category: Civil Engineering › “The pathogens in river flows are killed and helps in self-purification”. It is due to
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VideRime Staff asked 5 years ago
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“The pathogens in river flows are killed and helps in self-purification”. It is due to

a) sunlight

b) oxidation

b) reduction

c) sedimentation

Environmental Engineering Part 2

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