Necessity of Water


 
 
Concept Explanation
 

Necessity of Water

Water is essential for the growth and sustenance of both plant and animal lives. We know that water makes up a large percentage of animal and plant cells. In the absence of water, plant and animal cells cannot survive. Importance of water in human life

In the human body, processes like digestion, circulation and excretion are largely regulated with the help of water.

  • Water dissolves all salts and nutrients present in the food consumed by us. These are then absorbed by the body.
  • Blood, which is made up mostly of water, carries dissolved food materials to the cells.
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    Sample Questions
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    Question : 1

    In which of the following activities will you use minimum amount of water?

    Right Option : B
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    Question : 2

    Which of the following activity does not involve use of water?

    Right Option : C
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    Question : 3

    Transpiration is a process in which plants release water __________________

    Right Option : B
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