NEET Biology question

Biology Microbes in Human Welfare NEET

Assertion (A): Sewage must be treated before being discharged into natural water bodies. Reason (R): Sewage contains large amounts of organic matter and microorganisms, many of which are pathogenic to humans.

(A)Both A and R are true and R is the correct explanation of ACorrect
(B)Both A and R are true but R is NOT the correct explanation of A
(C)A is true but R is false
(D)A is false but R is true

Answer: (A)

Solution

Untreated sewage poses both ecological and public-health risks precisely because of its high organic content and the

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Question ID VK-124810