

MCQOPTIONS
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1. |
Assertion (A): The slow process of conversion of dead vegetation into coal is called catenation. Reason (R): When heated in air, coal burns and produces mainly carbon dioxide gas. |
A. | A is correct and R is the correct explanation of A. |
B. | A is correct and R is not the correct explanation of |
C. | A is correct and R is wrong. |
D. | A is wrong and R is correct. |
Answer» E. | |