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प्रश्न
Although coal and petroleum are produced by degradation of biomass, yet we need to conserve them. Why?
उत्तर
The formation of coal and petroleum by degradation of biomass is a very slow process and takes millions of years. But they are being consumed at a rapid rate and thus, will be exhausted in near future. Therefore, we need to conserve them.
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संबंधित प्रश्न
Higher Order Thinking Skill (HOT)
Although coal and petroleum are produced by degradation of biomass, yet we need to conserve them. Why?
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