Chemistry, asked by shrisha7280, 6 months ago

Addition of harmful substance in
water to make it unfit for human
consumption is called
a) Water pollution
b) Biomagnifications
c) Decomposition
d) retardation

Answers

Answered by iqrashaikh77076

3

Answer:

Water pollution

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Answered by gurlakshitkaur

0

Answer:

d ) retardation

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