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12th CBSE
IMPORTANT
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The phenomenon of "industrial melanism” demonstrates

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Important Questions on Evolution

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12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 7 - Evolution>Multiple Choice Questions [1 mark]>Q 19
In 1953, S. L. Miller created primitive earth conditions in the laboratory and gave experimental evidence for origin of first form of life from pre-existing non-living organic molecules. The primitive earth conditions created include
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12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 7 - Evolution>Multiple Choice Questions [1 mark]>Q 20
Which is correct formula of Hardy-Weinberg’s law?
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12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 7 - Evolution>SELF-ASSESSMENT TEST>Q 1
Animal husbandry and plant breeding programmes are examples of
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12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 7 - Evolution>SELF-ASSESSMENT TEST>Q 1
Appearance of antibiotic-resistant bacteria is an example of
HARD
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 7 - Evolution>SELF-ASSESSMENT TEST>Q 1
If the percentage of heterozygotes in a population is 42%, what is the frequency of the recessive allele in that population?
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12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 7 - Evolution>SELF-ASSESSMENT TEST>Q 3
What is divergent evolution?
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12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 7 - Evolution>SELF-ASSESSMENT TEST>Q 5
What is the significance of Archoeopteryx in the study of organic evolution?
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12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 7 - Evolution>SELF-ASSESSMENT TEST>Q 6
DDT was known to be a highly effective insecticide in the past. Why did it not wipe out all the mosquito population?