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प्रश्न
Sunlight and air are inexhaustible natural resources. Comment.
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उत्तर
These resources are present in an unlimited quantity in nature and are not likely to be exhausted by human activities. There is a never ending supply of these resources in nature. These resources can be used again and again. They last forever.
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संबंधित प्रश्न
Which of the following is not a renewable source of energy?
(a) wind
(b) flowing water
(c) fossil fuels
(d) fuel wood
Write the full forms of CNG and LPG.
Write a short note on the pollution caused by burning fossil fuels.
What are fossil fuels? Give three examples of fossil fuels.
A substance X is added to LPG cylinders while filling so as to make the detection of leakage of LPG from the cylinder easy.
Name the substance X.
Apart from cattle dung, what other substances can be added to a biogas plant?
What is meant by the renewable and non-renewable sources of energy? State two differences between them, giving two examples of each
Name the major constituent of natural gas.
Air is a natural resource and cannot be exhausted by human activities. It is known as inexhaustible natural resource. Which of the following is another inexhaustible natural resource?
Match the items given in Column I with the items of Column II.
| Column I | Column II |
| (a) Used for road surfacing | (i) Black gold |
| (b) Natural gas | (ii) Vaseline and candles |
| (c) Petroleum | (iii) Bitumen |
| (d) Paraffin wax | (iv) CNG |
