Which of the following is a water polluting factor [CPMT 1980; MP PMT – McqOptions

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1.	Which of the following is a water polluting factor [CPMT 1980; MP PMT 1986, 2000; BHU 1991]
A.	Smoke
B.	Industrial waste
C.	Detergent
D.	Ammonia
Answer» C. Detergent

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