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प्रश्न
What is biomass? Give three examples of biomass.
उत्तर
Biomass
Biomass is organic matter that is used as a fuel to produce energy.
Examples: Wood, agricultural wastes and cow dung.
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संबंधित प्रश्न
Compare and contrast fossil fuels and the Sun as direct sources of energy
What is meant by a non-renewable source of energy? Give two examples of non-renewable source of energy.
The aviation fuel which is used in the engines of jet aeroplanes is:
(a) diesel
(b) kerosene
(c) petrol
(d) CNG
Which of the following is not an example of a biomass energy source?
(a) wood
(b) biogas
(c) atomic energy
(d) cow-dung
The fossil fuel whose known reserves in the earth are expected to last for the minimum period is:
(a) coal
(b) uranium
(c) petroleum
(d) natural gas
State whether the following is True or False.
Coal and petroleum are renewable energy resources.
Can you tell?
Which forms of energy from the sun are used in solar energy devices?
State the main difference between the renewable and non-renewable sources of energy.
Why is there a need to harness non-conventional sources of energy? Give two main reasons.
The underlined word in the following sentence have been jumbled up. Write them in their correct form.
Nutsgilh is an example of inexhaustible natural resources.
