1.What are the 3 varius uses of minerals?
2.What are the conventional and non-conventional sources of energy? Give examples.
3.Which sources of energy would you suggest in following areas and why-
a) Arid areas
b) Rural areas
c) Coastal areas
4.“The tapping of various non-conventional sources of energy that are cleaner alternatives to fossil fuels is very important in present scenario.’’ Explain the reasons.
5.Give the classification of minerals. How are minerals extracted from the earth?
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