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प्रश्न
State two reasons why there is a need for irrigation in India.
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उत्तर
- Rainfall is erratic.
- Rainfall is unevenly distributed.
- Rainfall is seasonal.
- Some crops like rice and sugarcane need more water.
- To expand area under cultivation.
- To enable the use of high-yielding variety seeds.
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संबंधित प्रश्न
Give a reason for the significance of irrigation in Punjab
Name a state where Tube wells are common.
Give one geographical reason for each of the following:
A tube well should be installed in a fertile and productive region.
Mention two factors which are essential for the development of tube well irrigation.
Name two modern methods of irrigation. State one important reason for their growing popularity.
Why is well irrigation still a popular means of irrigation? Give two reasons to support your answers.
Mention two advantages that surface wells have over inundation canals.
Most of the South Indian states are not suitable for development of canal irrigation.
Inundation canal.
Give two advantages and one disadvantages that tube wells have over surface wells.
