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Question
Canal irrigation leads to the ground around it becoming unproductive.
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Solution
Excessive flow of water in the fields raises the grounds water level. Capillary action brings alkaline salts to the surface and makes large areas unfit for agriculture.
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RELATED QUESTIONS
Name three traditional means of irrigation.
Name a state where Tube wells are common.
Mention two advantages that surface wells have over inundation canals.
Give one geographical reason for each of the following statements:
Canal irrigation leads to the ground around it becoming unproductive.
Name two states in which tube wells are extensively used. Give a reason to explain its importance as a source of irrigation.
Mention two factors that favour the development of tube well irrigation in Punjab.
There is an urgent need for water conservation in India.
Why is canal irrigation more popular in Northern India?
With reference to well irrigation, answer the following question :
Name two types of well used for irrigation in these states.
Irrigation is very necessary for solving the food problem.
