Science - Chapter 14 - Water
(Worksheet)
Fill in the blanks
1. Our Earth is covered by _________ of water, but most of the water is not ________ and contains salt.
2. Nearly _______ of our body is made up of water and the rest is solid matter.
3. _____________ is a process in which there is a loss of water from plants as water vapour through the pores of their leaves.
4. The circulation of water from the oceans and the surface of the earth, to the air as water vapour,
and its return to the ocean as rain, hail or snow, is called the _______ ________.
5. Water which is fit for human consumption is known as ______ water.
6. The process of conversion of water from liquid state to vapour state is called ___________.
7. ______ is the solid state of water.
8. ______ is the liquid state of water.
9. _______ is the gaseous state of water.
10. ________ occur when there are no rains for a longer period of time.
11. ______ are tiny drops of water floating in air.
12. ‘Catch water where it falls’ is the basic idea behind ________ ___________.
13. On condensation, water falls in the form of ________ and __________ .
14. Wise and judicious use of water is called ________ _____________.
15. Water vapour gets added to air by __________ and _____________.
Answers:
1: two-thirds, potable
2: 70%
3: Transpiration
4: water cycle
5: Fresh or Potable
6: evaporation
7: Ice
8: Water
9: Vapour or steam
10: Droughts
11: Clouds
12: rainwater harvesting
13: rain, hail/snow
14: water conservation
15: evaporation, transpiration
☛See also:
CH14 Water (Q & A and NCERT Solutions)
CH14 Water (MCQs)
