1.

(A) Leaching is the process of converting the ore intooxide andthenreducing it . (R) Leachingis done in a blast furnace.

Answer»

Both (A) and (R) are true and (R) is the CORRECT EXPLANATION of (A)
Both (A) and (R) are true and (R) is not the correct EXPLANATIONOF (A)
(A) is true but (R) is FALSE
Both (A) and (R) are false

Answer :D


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