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The important gas which was absent durin...

The important gas which was absent during the origin of life on Earth:

A

1)oxygen gas

B

2)hydrogen gas

C

3)nitrogen gas

D

4)carbon dioxide gas

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The correct Answer is:
A
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TRUEMAN BIOLOGY-EVOLUTION-MULTIPLE CHOICE QUESTIONS
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  2. Polyploid derived from two different species is called :

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  3. The important gas which was absent during the origin of life on Earth:

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  4. Maximum survival and reproductive capacity shown by a population under...

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  5. Mutations can be induced with

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  6. "Good ozone" is found in:

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  7. Which one among the following is an example for homology ?

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

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  9. Single step large mutation leading to speciation is also called

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  10. Which one is considered the first biological catalyst when life origin...

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  11. The period of fishes is

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  12. Analogous structures are a result of 1. Divergent evolution 2. Conve...

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  13. Which one of the following options gives one correct example each of c...

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  14. In an area where DDT had been used extensively, the population of bird...

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  15. Which one of the following is a wrong statement? 1. Most of the forest...

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  16. Evolution of different species in a given area starting from a point a...

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  17. What was the most significant trend in the evolution of modern man (Ho...

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  18. The idea of mutations was brought forth by

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  19. Read the following statements and choose the correct option A. Incre...

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