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Assertion (A) : The earliest organisms t...

Assertion (A) : The earliest organisms that appeared on the Earth were non-green and presumably anaerobis.
Reason (R ) : The first autotrophic organisms were the chemoautotrophs that never released oxygen.

A

If both Assertion and Reason are true and Reason is a correct explanation of Assertion

B

If both Assertion and Reason are true but Reason is not a correct explanation of Assertion.

C

If Assertion is true but Reason is false

D

If both Assertion and Reason are false

Text Solution

Verified by Experts

The correct Answer is:
B
If both Assertion and Reason are true but Reason is not a correct explanation of Assertion.
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