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Oparin and Haldane proposed:...

Oparin and Haldane proposed:

A

(a) theory of natural selection

B

(b) that mutation caused speciation

C

that migration affects genetic equilibrium

D

(d) that the first form of life could have come from pre-existing non-living organic molecules
(e) that evolution of life forms had been driven by use and disuse of organs

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The correct Answer is:
D
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Read the following sentences carefully and choose the option having correct statements, a. Units of life called spores were transferred to different planets including earth according to theory of spontaneous generation. br b. Oparin and Haldane proposed that life arises from non-living organic molecules by chemical evolution. br c. Psilophyton can be considered as ancestor of conifers . br d. Coelacanth possibly evolved into the first amphibians.

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

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  2. According to the theory of spontaneous generation :

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  3. Oparin and Haldane proposed:

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

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

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

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

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  8. Abiogenesis means

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

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  10. Coacervates belongs to the category of :

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

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

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

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

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

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

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

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

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

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  20. Assertion: Coacervates are believed to be the precursors of life. ltbe...

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