Hydrosphere and Its Importance


 
 
Concept Explanation
 

Hydrosphere and Its Importance

Hydrosphere: The domain of water is referred to as hydrosphere. It comprises various sources of water and different types of water bodies like river, lakes, seas etc. The earth is called the Blue Planets because 71% of its surface is covered with water and only 29% with land. Water is found as solid ice in glaciers and ice sheets.

  • It is found as liquid water in oceans, rivers, lakes, ponds and underground streams.
  • It is also found as water vapour in the atmosphere. Water moves continuously from one form to the other; this movement is called the water cycle.
  •  Water is needed for both domestic and industrial uses.
  • It is important to prevent water from getting polluted and wasted. We should conserve it.
  • Importance of Hydrosphere:

  • Water is essential for all living organisms for survival.
  • It provide habitat to aquatic organisms
  • It regulate and moderate the climate
  • It fulfills human needs. Water is used for irrigating crops, in industrial processes and for generating hydro-electricity. 
  • Water cycle which brings rain cannot operate without the existence of hydrosphere.
  • Sample Questions
    (More Questions for each concept available in Login)
    Question : 1

    The water mass of the earth including Ocean, Seas, Rivers etc in the atmosphere ?

    Right Option : C
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    Explanation
    Question : 2

    Which element covers the largest area over the Earth's surface?

    Right Option : D
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    Explanation
    Question : 3

    How many Oceans are there___________

    Right Option : B
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