Which of the following can be threats to the biodiversity of a geographical area? 1. Global warming 2. Fragmentation of habitat 3. Invasion of alien species 4. Promotion of vegetarianism Select the correct answer using the codes given below:
A1, 2 and 3 only
B2 and 3 only
C1 and 4 only
D1, 2, 3 and 4
Answer & Solution
Correct answer: A. 1, 2 and 3 only
UPSC CSE Prelims 2012 (GS-I, Set A), Q.96. Answer key: A (coaching consensus; UPSC did not publish an official 2012 AK separately on upsc.gov.in).
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