Question

Compare advantages and disadvantages of river valley projects

Answer 1

Advantages- 1 - it helps in irrigating fields.
2- it helps in producing electricity.
3- reduce the chances of floods.
Disadvantages- 1- it affect the soil fertility.
2- it had an adverse affect on agriculture.

Answer 2

Answer:

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Explanation:

A multipurpose project is that which simultaneously serves several purposes. A dam built across a river often serves more than one purpose at a time and it is termed as a multipurpose project. It comes with some advantages at the same time some disadvantages. The advantages are flood control in flood-prone areas, irrigation facilities, hydroelectricity, check soil erosion etc. On the other hand, it has disadvantages such as, it restricts the natural flow of the river and the sediments are deposited in the river bed, it causes deforestation and disturbs the aqua life of the river