Air, Water & Weather Worksheet-21

Air, Water & Weather Worksheet-21

 

True / False

  1. In filtration process, water is passed through a filter paper.

  2. The process in which water is cleaned by passing it through filter paper is called filtration.

  3. Chlorine is a gas that kills germs.

  4. The process of adding chlorine tablets to water and making the water pure is called chlorination.

  5. We should not waste water.

  6. Water is very precious.

  7. We should keep drinking water covered.

  8. We should never keep drinking water near bins and drains.

  9. We should clean the storage pots regularly before filling them with water.

  10. We should clean the utensils regularly before filling them with water.

  11. Tap water should be boiled before using it for drinking purposes.

  12. Water is important for growing plants.

  13. Filtration is a better process than decantation to purify water.

  14. The process in which water is cleaned by passing filter paper through it is called filtration.

 

Answers:

  1. True

  2. True

  3. True

  4. True

  5. True

  6. True

  7. True

  8. True

  9. True

  10. True

  11. True

  12. True

  13. False

  14. False