NEET 2025 · BiologyEvil Quartet examplesPrevious Year Question

Match List I with List II :
List IList II
A. The Evil QuartetI. Cryopreservation
B. Ex situ conservationII. Alien species invasion
C. Lantana camaraIII. Causes of biodiversity losses
D. DodoIV. Extinction
Choose the option will all correct matches. (NEET 2025)

Answer: (D) A-III, B-I, C-II, D-IV. Answer: (d) A-III, B-I, C-II, D-IV.

  1. A.A-III, B-IV, C-II, D-I
  2. B.A-III, B-II, C-IV, D-I
  3. C.A-III, B-II, C-I, D-IV
  4. D.A-III, B-I, C-II, D-IV

Correct Answer

(D) A-III, B-I, C-II, D-IV

Solution & Explanation

Answer: (d) A-III, B-I, C-II, D-IV. Solution: The Evil Quartet is the sobriquet for the four major causes of biodiversity losses (A-III). Ex situ conservation now uses cryopreservation of gametes (B-I). Lantana camara is an invasive alien weed species (C-II). The dodo of Mauritius is a classic example of recent extinction (D-IV). Options (a), (b) and (c) misassign at least one of these (e.g., placing ex situ with extinction or Lantana with extinction), so only (d) matches all four. NCERT: NCERT Class XII Biology, Ch 13 Biodiversity and Conservation, p.222, lines 28-29: "There are four major causes ('The Evil Quartet' is the sobriquet used to describe them)." Also p.223, lines 16-17: "invasive weed species like carrot grass (Parthenium), Lantana and water hyacinth (Eicchornia)"; p.225, lines 22-24: "gametes of threatened species can be preserved ... using cryopreservation techniques"; p.221, line 42: "the dodo (Mauritius)".

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