Which one of the following processes is responsible for
changing the colour of a rock into yellow or red ?
(a) Hydration
(b) Exfoliation
(c) Carbonation
(d) Oxidation
Answer Posted / sapna
( d ) Oxidation
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please tell me the name of the book or any other source from where i can prepare general awareness questio for bank po post..please help me.my id is sakshimudgal3008@gmail.com
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