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NEET UG BIOLOGY MCQ: EVOLUTION
1
Medium
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Analyzing
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Assertion : The process of speciation occurs
only in allopatric populations.
Reason : The sympatric species can arise either
to changes in the chromosome number or due
to introgressive hybridization and polyploidy.
only in allopatric populations.
Reason : The sympatric species can arise either
to changes in the chromosome number or due
to introgressive hybridization and polyploidy.
View answer and explanation
Correct option: B
If both Assertion and Reason are true but Reason
is not the correct explanation of Assertion
is not the correct explanation of Assertion
Option B is correct because both the assertion and reason are true, but the reason doesn't explain why speciation only occurs in allopatric populations.
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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.
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Reason: All life forms were in water environment only.