Why petrol is exhaustible natural resource, whereas sunlight is not? Explain.
[2 marks]
[NCERT Exemplar Q.32]
[Exhaustible and inexhaustible resources]
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Solution
Solution:
Sunlight is present in an unlimited quantity in nature, and not likely to be exhausted by human activities. Therefore, it is inexhaustible in nature. [1 mark]
But petrol is present in limited quantity in nature, and the formation of the petroleum from which petrol is obtained requires millions of years. Therefore, it is exhaustible in nature. [1 mark]