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:
(a) 1, 2 and 3 only
(b) 2 and 3 only
(c) 1 and 4 only
(d) 1, 2, 3 and 4

2

Answers

2014-08-12T19:17:41+05:30
(a) 1, 2 and 3 only ..............
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2014-08-12T19:20:06+05:30
I think But I am not sure the answer is (d) 1,2,3 and 4
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