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Q.

Is it true that the sequence of the steps involved in the purification of water is sedimentation, loading, filtration, and chlorination?

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a

True

b

False

answer is A.

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Detailed Solution

  • The given statement is true.
  • River water is normally used to supply drinking water to big cities. 
  • This water is unfit for drinking purposes as it contains a large amount of suspended impurities and harmful micro-organisms, such as bacteria and germs.
  • The river water is purified in the following stages : 
  1. Sedimentation
  2. Loading
  3. Filtration
  4. Chlorination

 

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