about multipurpose river valley projects in india

Answer 1

The advantages of a multi-purpose project are:
Flood control
Soil conservation
Afforestation
Development of irrigation facilities
Generation of hydro electric power at the dam sites.
Development of transportation facilities in the area..like roads, rail routes and even navigation on the canals
General development of the area's agriculture, industries and services
Development of recreational facilities such as boating , swimming etc. on the reservoirs...leading to development of tourism
Fish culture in the reservoirs.