ReNEET 2026 · Biology · Q172Biodiversity and ConservationIn our bank: Exact match · 98%
Assertion A: The Abingdon tortoise in the Galapagos islands became extinct within a decade after goats were introduced. Reason R: Goats were more efficient at browsing than the Abingdon tortoise. Choose the most appropriate answer:
- A.Both A and R are correct and R is the correct explanation of A✓
- B.Both A and R are correct but R is not the correct explanation of A
- C.A is correct but R is not correct
- D.A is not correct but R is correct
Correct Answer
(A) Both A and R are correct and R is the correct explanation of A
Solution & Explanation
The introduction of goats led to the extinction of the Abingdon tortoise within a decade because the goats were more efficient browsers and outcompeted the tortoise for food (a classic example of competition driving extinction). So R correctly explains A.
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