1.

Match the following `{:(,"Column - A",,,"Column - B"),((A),"Rain water","( )",(a),"Free of suspended impurities."),((B),"Rivers and lakes","( )",(b),"Purest form of natural water."),((C),"Underground water","( )",(c),"Water obtained after reverse osmosis."),((D),"Demineralized water","( )",(d),"Water coming out of an ion exchange apparatus."),(,,"( )",(e),"Fresh water for consumption for various activities."):}`A. A `rarr` c, B `rarr` b, C `rarr` a, D `rarr` d, eB. A `rarr` b, B `rarr` e, C `rarr` a, D `rarr` dC. A `rarr` b, B `rarr` a, C `rarr` d, D `rarr` eD. A `rarr` b, B `rarr` a, e, C `rarr` D `rarr` d

Answer» Correct Answer - B
A `rarr` b: Rain water is the purest form of natural water.
B `rarr` e: River and lake water is considered as fresh water and is available for consumption for various activities
C `rarr` a: Underground water during seepage gets filtered through various layers of soil and hence does not contain suspended impurities.
D `rarr` d: The water coming out of an ion exchange apparatus contains only pure water and is called dematerialized water.


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