Environment & Ecology · Ecology
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Physical barriers such as broad deserts and high mountain ranges are primary factors leading to biological endemism and speciation within biogeographic units. Reason R: These geographical features act as barriers to migration, facilitating the evolution of organisms in relative isolation from other regions. In the light of the above statements, choose the most appropriate answer from the options given below:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Both A and R are correct and R is the correct explanation of A✓
- 2Both A and R are correct but R is NOT the correct explanation of A
- 3A is correct but R is not correct
- 4A is not correct but R is correct
Correct answer
Both A and R are correct and R is the correct explanation of A
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