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प्रश्न
Can you tell?
Why should we save energy?
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उत्तर
We should save energy to preserve limited natural resources, reduce environmental pollution, cut costs, support sustainability, and ensure energy availability for future generations.
संबंधित प्रश्न
What are the disadvantages of fossil fuels?
Why are fossil fuels classified as non-renewable source of energy?
Classify the following into renewable and non-renewable sources of energy:
Coal, Wind, Tides, Petroleum,Wood, Natural gas
What are the raw materials used for making biogas?
The fuel which is not obtained from biomass is:
(a) firewood
(b) cow-dung cakes
(c) coke
(d) charcoal
Which of the following is ultimately not derived from the sun's energy (or solar energy)?
(a) wind energy
(b) nuclear energy
(c) biomass energy
(d) ocean thermal energy
What is meant by the renewable and non-renewable sources of energy? State two differences between them, giving two examples of each
Name five renewable and three non-renewable sources of energy.
Answer the following question.
Write the name of the main constituent of Biogas. Also, state its percentage.
Imagine that all the exhaustible natural resources are exhausted by human activities. Do you think survival of living beings would be possible? If yes, why? If not, why not?
