Assertion Reason Chapter 5 Minerals and Energy Resources
Iron ore is the basic mineral and the backbone of industrial development. ... Reason (R) : Mica mineral is the basic raw material for cement industry. Answer. Ans.4. (d) Both assertion and reason are false. Mica is a mineral made up of a series of plates or leaves. It is a non-metallic mineral and it is used in electric and electronic ...
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