MCQOPTIONS
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MCQOPTIONS
| 1. |
A. Arrhenius considered the panspermia mainly responsible for transfer for germs from other planets to Earth._ans_key_R. Present day study of meteorities as Allan Hills-84001 knocked out from Mars in Antarctica is rich aromatic hydrocarbons deposited by biological activity. |
| A. | If A and R both are true and R is correct explanation of A |
| B. | If A and R both are true but R is not correct explanation of A |
| C. | If A is true and R is wrong |
| D. | If A is wrong and R is true |
| Answer» B. | |