MCQ on Minerals and Power Resources
MCQ on Minerals and Power Resources 1- A naturally occurring substance that has a definite chemical composition is a ………………. (A) Mineral (B) Resources (C) Substance (D) None of the above 2- The salt our in food is also a …………….substance. (A) Mineral (B) Resource (C) Substance (D) None of the above 3- […]
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