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Appearance of antibiotic-resistant bacteria is an example of

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Important Questions on Evolution

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12th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 7 - Evolution>MULTIPLE CHOICE QUESTIONS>Q 9
Evolution of life shows that life forms had a trend of moving from
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IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 7 - Evolution>MULTIPLE CHOICE QUESTIONS>Q 10
Viviparity is considered to be more evolved because
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IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 7 - Evolution>MULTIPLE CHOICE QUESTIONS>Q 11
Fossils are generally found in
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IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 7 - Evolution>MULTIPLE CHOICE QUESTIONS>Q 12
For the MN-blood group system, the frequencies of M and N alleles are 0.7 and 0.3 respectively. The expected frequency of MN-blood group bearing organisms is likely to be
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NCERT Exemplar Biology - Class 12>Chapter 7 - Evolution>MULTIPLE CHOICE QUESTIONS>Q 13
Which type of selection explains industrial melanism observed in the moth, Biston betularia?
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NCERT Exemplar Biology - Class 12>Chapter 7 - Evolution>MULTIPLE CHOICE QUESTIONS>Q 14
The most accepted line of descent in human evolution is
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NCERT Exemplar Biology - Class 12>Chapter 7 - Evolution>MULTIPLE CHOICE QUESTIONS>Q 15
Which of the following is an example for link species?
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NCERT Exemplar Biology - Class 12>Chapter 7 - Evolution>MULTIPLE CHOICE QUESTIONS>Q 17
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