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Palaeozoic Era

Allopatric sp...

Question

Allopatric speciation occurs in

A

A segment of same population

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B

Geographically isolated population

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C

Coming together of two isolated populations

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D

Break down of reproductive isolation between two species

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Solution

The correct option is C Geographically isolated population
When a species split into two or more geographically isolated population and these population finally form a new species. This mode of speciation is called allopatric speciation.
So, the correct answer is 'Geographically isolated population'

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Similar questions

Q. Assertion :Geographic isolation brings about sympatric speciation.
Reason:

Reproductive isolation brings about allopatric speciation.

Q. Assertion :Sympatric speciation always occur due to geographical isolations. Reason: Sympatric speciation is a single population splitting into two due to reproductive isolation.

Q. Match the sets.
Column I Column II
I. Classification of isolation A. Evolution of species occuring in the same area
II. Sympatric speciation B. Mecham
III. Allopatric speciation C. Muller
IV. Reproductive isolation D. Evolution of species occupying different areas

Q. Assertion :Allopatric speciation according to Mayr results due to different variations because of mutations, genetic drift and postmating and permating reproductive isolation. Reason: These species are never geographically isolated.

Q. Reproductive isolation between segments of a single population is :

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