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प्रश्न
Coal is one of the ______ used to cook food.
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उत्तर
Coal is one of the fuels used to cook food.
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संबंधित प्रश्न
State any four characteristics of a good source of energy.
Write a short note on the pollution caused by burning fossil fuels.
Which of the following is not produced by the burning of fossil fuels?
(a) nitrogen oxides
(b) sulphur oxides
(c) sodium oxides
(d) carbon oxides
The energy in petrol originally came from the sun. Explain how it got into petrol.
Why is biogas considered an ideal fuel for domestic use?
What are renewable energy resources?
What are fossil fuels?
Explain why is it no wise to regard wood as a renewable sources of energy.
Sunlight and air are inexhaustible natural resources. Comment.
Some natural resources are given below. Classify them into the exhaustible and inexhaustible natural resources.
| air, coal, natural gas, sunlight, petroleum, minerals, forests, oxygen |
