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.

Assertion: The earliest organisms that appeared on the earth were non-green and presumably anaerobes. Reason: The first autotrophic organisms were the chemoautotrophs that never released oxygen.

Following are the statements regarding the origin of life (A) The earliest organisms that appeared on the earth were non-green and presumably anaerobes (B) The first autotrophic organisms were the chemoautotrophs that never released oxygen. Of the above statements which one of the following options is correct

Following are the statements regarding the origin of life (A) The earliest organisms that appeared on the earth were non-green and presumably anaerobes (B) The first autotrophic organisms were the chemoautotrophs that never released oxygen. Of the above statements which one of the following options is correct

Following are the statements regarding the origin of life (A) The earliest organisms that appeared on the earth were non-green and presumably anaerobes (B) The first autotrophic organisms were the chemoautotrophs that never released oxygen. Of the above statements which one of the following options is correct

Following are the two statements regarding the origin life (a) The earliest organisms that appeared on the earth were non green and presumably anaerobes. (b) The first autotrophic organisms were the chemoautotrophic that never released oxygen.Of the above Statements which one of the following options is correct?

Following are the two statements regarding the origin of life : A. " " The earliest organisms that appeared on the earth were non-green and presumably anaerobes. B. " " The first autotrophic organisms were the chemoautotrophs that never relesed oxygen. Of the above statements which one of the following options is correct ?