Q.What is the significance of 'energy'? Differentiate between commercial and non-commercial sources of energy.
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Start your 14-day free trial to unlock the full solution →Energy is essential for industry, agriculture and homes. Commercial sources (coal, oil, electricity) are traded and mostly exhaustible; non-commercial sources (firewood, waste, dung) are found in nature and mostly renewable.
Significance of energy. Energy is a critical aspect of the development process of a nation. It is essential for industry; it is used on a large scale in agriculture and related activities such as producing and transporting fertilisers, pesticides and farm equipment; and it is needed in homes for cooking, lighting and heating. It is hard to imagine producing any commodity or service without using energy.
Commercial vs non-commercial sources of energy:
| Basis | Commercial sources | Non-commercial sources |
|---|---|---|
| Examples | Coal, petroleum, electricity | Firewood, agricultural waste, dried dung |
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