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Mention any two advantages and two disadvantages of producing hydroelectricity by building dams on rivers. |
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Answer» Solution :Advantages: (i) The generation of ELECTRICITY from water does not produce any environmental pollution. (ii) Water energy is a renewable sources of electric energy which will never get exhausted. Disadvantages: Disadvantages: (i) A vast VARIETY of FLORA and FAUNA ( plants and animals ) get affected . (ii) Dams can be CONSTRUED only at a limited number of places. |
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