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One of the following appeared on the ear...

One of the following appeared on the earth with the coming of the plants and was absent in the past

A

Carbon dioxide

B

Methane

C

Ammonia

D

Oxygen

Text Solution

Verified by Experts

The correct Answer is:
D
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AAKASH INSTITUTE ENGLISH-EVOLUTION-ASSIGNMENT SECTION-A OBJECTIVE TYPE QUESTIONS
  1. All of the following conditions were present on early earth, except

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  2. Which of the following brokeup water into hydrogen and oxygen on early...

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  3. One of the following appeared on the earth with the coming of the plan...

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  4. Theory of ablogenesis or spontaneous generation was finally disapprove...

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  5. Simple one-celled cyanobacteria like organisms appeared on earth

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  6. Eukaryotes developed around

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  7. The atmosphere became oxidising with the appearance of

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  8. Which one of the following gas was not present in free form at the tim...

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  9. The theory of spontaneous generation says that

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  10. Louis Pasteur by careful experimentation demonstrated that/the

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  11. The first non-cellular form of life could have originated about years...

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  12. Evolution is defined as

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  13. In modern synthetic theory, the unit of evolution is

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  14. Which ones are the most essential for origin of life?

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  15. The presence of salts (NaCl and others) in animal body fluid gives an ...

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  16. Origin of life from nonliving matter is known as

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  17. During the origin and evolution of life, key biological compounds were...

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  18. Which of the type of respiration probably arose first?

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  19. Which of the following is not the result of convergent evelution?

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  20. Evolutionary biology is the study of

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