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IMPORTANT
Earn 100

Who proposed the Nebular hypothesis?

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Important Questions on Evolution

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Achieve CUET (UG) Biology Practice Book>Chapter 7 - Evolution>Exercise>Q 8
The theory of spontaneous generation was finally disproved by
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Achieve CUET (UG) Biology Practice Book>Chapter 7 - Evolution>Exercise>Q 9
Evolution of life shows that life forms had a trend of moving from
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Achieve CUET (UG) Biology Practice Book>Chapter 7 - Evolution>Exercise>Q 10
Which of the following is an incorrect statement?
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IMPORTANT
Achieve CUET (UG) Biology Practice Book>Chapter 7 - Evolution>Exercise>Q 11
Identify the wrong statement with respect to the origin of life.
HARD
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IMPORTANT
Achieve CUET (UG) Biology Practice Book>Chapter 7 - Evolution>Exercise>Q 12
In 1953, S. L. Miller created primitive earth conditions in the laboratory and gave experimental evidence for the origin of the first form of life from pre-existing non-living organic molecules. The primitive earth conditions created include
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Achieve CUET (UG) Biology Practice Book>Chapter 7 - Evolution>Exercise>Q 13
The concept of chemical evolution is based on :
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Achieve CUET (UG) Biology Practice Book>Chapter 7 - Evolution>Exercise>Q 14
Analogous structures are a result of :
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Achieve CUET (UG) Biology Practice Book>Chapter 7 - Evolution>Exercise>Q 15

Following are the two statements regarding the origin of life:

(i) The earliest organisms that appeared on the earth were non-green and presumably anaerobes.

(ii) The first autotrophic organisms were the chemoautotrophs that never released oxygen.

Of the above two statements which one of the following options is correct?