Question

Discuss about the source of irrigation for agriculture.

Answer 1

Instructions:
Elaborate on the various irrigation sources in Tamil Nadu in 5-6 points.

Solution:

• The Northeast monsoon (Oct-Dec) is a significant water source for Tamil Nadu.
  
• Rains from the Northeast monsoon are stored in reservoirs, lakes, ponds, and wells for cultivation.
  
• There are 7,985 small lakes, 33,142 large lakes, 15 lakh open wells, and 3,54,000 borewells in the state, which are used for irrigation.
  
• The area of land irrigated using water from lakes is very small.
  
• Nearly 3.68 lakh hectares of land obtain water from lakes. The canals provide water to 6.68 lakh hectares.
  
• Borewells irrigate 4.93 lakh hectares, and open wells provide water to 11.91 lakh hectares of land.