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NEET UG BIOLOGY MCQ: EVOLUTION
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Understanding
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Assertion (A): Darwin held that small favourable variations formed raw material for evolutions.
Reason (R): Darwin did not study the factors which produce variations.
Reason (R): Darwin did not study the factors which produce variations.
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Correct option: B
Both Assertion and Reason are true but Reason is not the correct explanation of Assertion
Option B (Both Assertion and Reason are true but Reason is not the correct explanation of Assertion) is correct because both statements are factually correct, but the reason doesn't explain the assertion.
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Assertion (A): In mammals the forelimbs perform different functions.
Reason (R): The forelimbs in different mammals consist of different sets of bones. Identify the phenomenon in which the members of a species do not interbreed with the members of other species or same species Assertion: Organic compounds first evolved in earth required for origin of life were protein and nucleic acid.
Reason: All life forms were in water environment only.
Reason (R): The forelimbs in different mammals consist of different sets of bones. Identify the phenomenon in which the members of a species do not interbreed with the members of other species or same species Assertion: Organic compounds first evolved in earth required for origin of life were protein and nucleic acid.
Reason: All life forms were in water environment only.