NEET 2022 · BiologyEvil QuartetPrevious Year Question
Habitat loss and fragmentation, over exploitation, alien species invasion and co-extinction are causes for: (NEET 2022)
Answer: (C) Biodiversity loss. Answer: (C) Biodiversity loss.
- A.Population explosion
- B.Competition
- C.Biodiversity loss✓
- D.Natality
Correct Answer
(C) Biodiversity loss
Solution & Explanation
Answer: (C) Biodiversity loss. Solution: Habitat loss and fragmentation, over-exploitation, alien species invasion and co-extinctions are the four major causes of biodiversity loss, collectively termed 'The Evil Quartet.' They are not causes of population explosion, competition or natality. NCERT: NCERT Class XII Biology, Ch 13 Biodiversity and Conservation, p.222, lines 26-29: "Causes of biodiversity losses: ... There are four major causes ('The Evil Quartet' is the sobriquet used to describe them)."
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