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Following are the statements regarding t...

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

A

II is correct, but I is false

B

Both I and II are correct

C

Both I and II are false

D

I is correct, but II is false

Text Solution

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The correct Answer is:
B
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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 ?

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ARIHANT NEET-ORIGIN OF LIFE-Chapter Exercises Medical entrance Gallery (C) (Collection of questions Asked in NEET & Various Medical Entrance Exams)
  1. Which of the following is the correct sequence of events in the origin...

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  2. Following are the statements regarding the origin of life (A) The ea...

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  3. According to the theory of spontaneous generation :

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  4. Oparin and Haldane proposed:

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  5. In miller's experiment the following was not part of the starting chem...

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  6. Which was the first catalytic molecule during evolution of life?

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  7. Which compounds were used by Miller in his experiment for obtaining am...

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  8. Who first conducted experiment on evolution to prove biochemical origi...

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  9. Abiogenesis means

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  10. Origin of life as a result of chemical evolution has been properly exp...

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  11. Coacervates belongs to the category of :

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  12. Who proposed that the first form of life could have come from pre-exis...

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  13. Which was absent in the atmosphere at the time of origin of life ?

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  14. In the early earth, organic acids were produced by the combination of ...

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  15. The results of Miller's experiments were discussed in the book ' The p...

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  16. Miller conducted his experiment in an apparatus containing methane, am...

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  17. Which of the following was formed in Stanley Miller's experiment?

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  18. Which one of the following incorrect about the characteristic of prot...

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  19. According to Oparin, which one of the following was not present in the...

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  20. Which one of the following amino-acids was not found to be synthesized...

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