

MCQOPTIONS
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1. |
Assertion (A): Petroleum is called Black gold Reason (R): Due to its great commercial importance, petroleum is called black gold. |
A. | A is correct and R is the correct explanation of A. |
B. | A is correct and R is not the correct explanation of A |
C. | Biogas |
D. | A is wrong and R is correct. |
Answer» B. A is correct and R is not the correct explanation of A | |