Q.

Which of the following option/s is/are the disadvantage/s of using biomass as a fuel?


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a

Produces during burning biomass

b

Cow dung cakes and wood have a low calorific value

c

Pollutes the air

d

All of the above 

answer is D.

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Detailed Solution

The disadvantages of using biomass like cow dung cakes and wood are having low calorific value and burning of biomass produce which cause air pollution.
The dead part of plants and animals can be used as a fuel called biomass. Biomass is an alternative source of energy. Using biomass has some disadvantages. They are:
        In traditional chulas, the heat produced by burning biomass is lost to its surroundings.
        Huge wastage of fuel.
        Wood and cow dung have low calorific value.
        A lot of smoke is produced, which pollutes the air.
 
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