Compare and contrast biomass and hydroelectricity as sources of energy – InterviewSolution

1.	Compare and contrast biomass and hydroelectricity as sources of energy.
Answer» (i) Biomass is a renewable source of energy only if we plant trees in a planned manner which is not the case with hydroelectricity. (ii) The energy from bio-mass can be obtained by using a chulha or a gobar gas plant whereas hydroelectricity requires construction of dams on rivers. (iii) Biomass provides pollution-free energy only, when converted into bio-gas whereas hydroelectricity. is totally pollution-fi'ee.

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