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A large quantity of urban sewage is drai...

A large quantity of urban sewage is drained to a nearby river. Which among the given conditions would happen after mixing of sewage into the river
(i) BOD of receiving water body increases
(ii) DO of receiving water body decreases
(iii) It will not cause mortality among fishes and other aquatic creatures.
(iv) It will lead to nutrient enrichment of receiving water body

A

I,ii and iii

B

I,ii, and iv

C

ii and iii

D

iii and iv

Text Solution

Verified by Experts

The correct Answer is:
B
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