Distinguish between the following in not more than 30 words. (b) conventional and non-conventional sources of energy.

Distinguish between the following in not more than 30 words. (a)ferrous and non-ferrous mineralsn.

Which one of the following minerals is contained in the Monazite sand?

Minerals are deposited and accumulated in the stratas of which of the following rocks?

Koderma, in Jharkhand is the leading producer of which one of the following minerals?

Which one of the following minerals is formed by decomposition of rocks, leaving a residual mass of weathered material?