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Question

(a) What is irrigation ? Why is irrigation necessary ?

(b) Name the various sources of irrigation in our country.

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Solution

a)_The supplying of water to the various crops at different interval is termed as irrigation.


Why is irrigation necessary ?

1. Irrigation maintains moisture in the soil
2. Irrigation is essential for the growth of the roots of the crop plants.
3. Water supplies essential elements like hydrogen and oxygen to the crop.



b-The various sources of irrigation in our country are :- i) surface water sources .
ii) groundwater sources .
iii) Municipal water supplies iv) grey- water sources .
v)and other agricultural process wastewater ...

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