Our app is now available on Google Play. Get it on Google Play

Cleaning of water is a process of removing ____________.

  1. Impurities
  2. Water
  3. Organisms
  4. All of the above

Answer: Impurities

Long Answer:

Cleaning of water is a process of removing impurities such as sand, germs, chemicals etc. These impurities can make us sick.

Related Questions