Question

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10. State the importance of Multipurpose River Valley Projects.

11. What is the main cause of depletion of water resources in India?

12. What is the importance of rainwater harvesting

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Answer 1

Answer:

10.) Multipurpose river valley project are basically designed for the development of irrigation for agriculture and electricity through the construction of dams. Initially, dams were built only for storing rain water to prevent flooding but now it became multipurpose.

11.) The two main causes of Depletion of Water Table are Deforestation and Over-pumping of groundwater.

12.) The importance of rainwater harvesting lies in the fact that it can be stored for future use. Just as it can be used directly so also the stored water can be utilized to revitalize the ground level water and improve its quality. This also helps to raise the level of ground water which then can be easily accessible.

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Answer 2

Answer:

multipurpose as the name suggests have various uses from one construction of a dam. it checks floods, produce electricity and supply wster for irrigation.

2. there are many reasons like poor government planning, industrial and human waste disposal in water increased corporate privatization etc

3.rainwater harvesting saves use of water. otherwise used for various purposes.