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Differentiate between the following: Allopatric and Sympatric speciation

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Question

Differentiate between the following:

Allopatric and Sympatric speciation

Distinguish Between
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Solution

Allopatric Speciation Sympatric Speciation
1. Origin of new species in geographically isolated populations. 1. Origin of new species in populations occupying the same geographical area.
2. It occurs due to geographical barriers such as mountains, rivers or oceans. 2. It occurs without geographical barriers.
3. Geographical isolation prevents interbreeding between populations. 3. Reproductive isolation develops within the same geographical area.
4. Example: Darwin’s finches on the Galapagos Islands. 4. Example: Formation of new plant species through polyploidy.
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Chapter 9: Theory of Evolution and Evolution of Man - EXERCISES [Page 526]

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Sarita Aggarwal Biology [English] Class 12 ISC
Chapter 9 Theory of Evolution and Evolution of Man
EXERCISES | Q IV. 5. | Page 526
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