EASY
10th CBSE
IMPORTANT
Earn 100

Biogas burns without smoke.

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Important Questions on Sources of Energy

MEDIUM
10th CBSE
IMPORTANT
Hydroelectricity cannot be generated on a large scale from a single plant.
EASY
10th CBSE
IMPORTANT
Sun is not the ultimate source of wind energy.
EASY
10th CBSE
IMPORTANT
Electricity produced by a single wind generator is very little.
MEDIUM
10th CBSE
IMPORTANT
Which statement among the following is true?
EASY
10th CBSE
IMPORTANT

On the basis of supply, the sources of energy are classified into renewable and non-renewable energy sources. And on the basis of how long we have been using different sources of energy, they are classified into conventional and non-conventional sources of energy. With regard to these four categories of energy sources, answer the following question:

Which among the following is a conventional source of energy?

MEDIUM
10th CBSE
IMPORTANT
Which is a non-renewable but non-conventional source of energy?
EASY
10th CBSE
IMPORTANT

Biomass is the organic matter like dead plants and animal waste from which we can get energy. Biomass which we have been using since long, include wood and cow-dung. But there are some major disadvantages related to their use due to which wood and cow-dung are now converted into charcoal and biogas respectively. With regard to the above information, answer the following question:

Wood can be converted to charcoal by

EASY
10th CBSE
IMPORTANT

Biomass is the organic matter like dead plants and animal waste from which we can get energy. Biomass which we have been using since long, include wood and cow-dung. But there are some major disadvantages related to their use due to which wood and cow-dung are now converted into charcoal and biogas respectively. With regard to the above information, answer the following question:

Cow-dung is used to prepare biogas by