Ans1.Sea water cannot be
used for drinking or irrigation as it contains salt.
Ans 2. Rivers are full of
water during the monsoon months , so very often there are floods
during these months . The extra water simply flows into the sea. On
the other hand , many rivers dry up during the hot summer months
causing shortage of water.
- What is Hydroelectricity?Electricity generated from the force of water in a dam is called hydroelectricity.
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