Question

Why is irrigation necessary in India?

Answer 1

Hint:
 The process of irrigation can be defined as the process of applying a controlled amount of water at a particular amount of time. The process of irrigation helps in the growth of agricultural crops, it helps to maintain landscapes, and during the period of meagre rainfall, it helps to revegetate the soil.


Complete solution:
The system of irrigation also contributes to the field of mining, disposal of sewage, suppression of dust, and livestock. Irrigation is one of the most important aspects of agriculture. The schemes related to irrigation helps to solve several engineering and economic issues by decreasing the environmental consequences. Such issues are related to the conflicts over the surface water rights, providing less amount of water that leads to poor salinity control in give the formation of toxic salts, overirrigation and poring large amount of water and chemicals that leads to water pollution, and Irrigating with high sodium water that damages the soil. There is a process of sub-irrigation that means the process of raising the water table artificially so that it can allow the soil to get moistened. This process is also used in commercial greenhouse production for potted plants. This process needs expensive equipment and management.

Additional Information – There are several types of irrigation system such as Localized irrigation, Drip irrigation, Sprinkler irrigation, Sub-irrigation, Center pivot irrigation, Manual irrigation, Lateral move irrigation, and surface irrigation.

Note:
The process of irrigation has its vital importance. It has helped to make the use of most fallow land under cultivation. It has also increased the abundance of water supply and stabilized the output and yield level.