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प्रश्न
Give two advantages and one disadvantages that tube wells have over surface wells.
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उत्तर
Advantages: Tube wells do not result in evaporation of water like suface wells. It irrigates large area (400 hectares).
Disadvantage: However tube wells are only possible in areas where the groundwater level is not too low power is needed to drain water.
संबंधित प्रश्न
Mention two factors which are essential for the development of tube well irrigation.
State two reasons why irrigation is important to a country like India.
Name two modern methods of irrigation. State one important reason for their growing popularity.
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.
Development of irrigation is essential for the growth of the agriculture sector of India.
Name two states in which tube wells are extensively used. Give a reason to explain its importance as a source of irrigation.
What are the favourable conditions in India for the development of irrigation?
Irrigation is necessary despite the monsoon.
Name the types of irrigation prevailing in India.
