Q.

Statement 1: A mineral is called ore, when metal is extracted from it conveniently and economically.
Statement 2: All ores are minerals but all minerals are not ores.
 

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a

Both statements 1 and 2 are correct

b

Statement 1 is correct statement 2 is incorrect

c

Statement 1 is incorrect statement 2 is correct

d

Both statements 1 and 2 are incorrect

answer is B.

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Detailed Solution

Minerals are naturally occurring chemical substances in the earth's crust obtained by mining. But a mineral is called an ore only when the metal can be extracted from it conveniently and economically. Thus, all ores are minerals but all minerals are not ores.

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