Chapter - 5 Sources of Energy

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Q
Sources of Energy

Question:

Compare and contrast bio-mass and hydroelectricity as sources of energy.

Answer:

Biomass

Hydroelectricity

(i) Biomass is derived from dead plants and animal waste.

(i) It is obtained from the potential energy stored in water at a height.

(ii) Renewable source of energy.

(ii) Renewable source of energy.

(iii) Biomass plants can be installed at any place to produce biomass as an energy source.

(iii) Hydro power plants can be installed only at the places where dams can be constructed.


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