Water: A Precious Resource (Practice Sheet, Class 7)

(1) What is drip irrigation?

Solution-

(2) What steps should be taken by us to save water?

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(3) What is infiltration of water? Why it is necessary for us?

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(4) What are the steps should be taken by the civic authorities to manage water supply?

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(5) What are bawris?

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(6) Fill I the blanks:

(i)The water below the water table stored between layers of hard rocks is called ……

(ii)….. is essential for all living beings.

(iii) Water is maintained by the …….

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(7) How civic authorities mismanage the water?

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(8) What is the effect of water scarcity on plants?

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Choose the correct answer:

(9) Water day is celebrated on

(i) 21 March

(ii) 20 May

(iii) 22March

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(10) The amount of water recommended by the United Nations for a person is

(i) 60 litres pr person per day

(ii) 45 litres per person per day

(iii) 50 litres per person per day

Solution-

Helping Topics

Water: A precious resource

NCERT solutions

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