1.

(ii)What is a dam ?

Answer»

A dam is a barrier that stops or restricts the flow of water or underground streams. Reservoirs created by dams not only suppress floods but also provide water for activities such as irrigation, human consumption, industrial use, aquaculture, and navigability

Dams are important because1.They provide water for domestic, industry and irrigation purposes2.Dams often also provide hydroelectric power production and river navigation. 3. Dams and their reservoirs provide recreation areas for fishing and boating. They help people by reducing or preventing floods.



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