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Biodiversity and Conservation

NEET (UG) 2026MCQEasy📈 Topic in 62% papers+4−1
Ques. 1NEET (UG) 2026

"The Evil Quartet" of biodiversity loss includes which of the following ?

  1. Over-exploitation; Alien species invasions; Soil pollution; Co-extinctions
  2. Habitat loss and fragmentation; Air pollution; Water pollution; Co-extinctions
  3. Habitat loss and fragmentation; over-exploitation; Alien species invasions; Co-extinctions
  4. Over-exploitation; Alien species invasions; Air pollution; Co-extinctions

Answer

(3) Habitat loss and fragmentation; over-exploitation; Alien species invasions; Co-extinctions

Solution

As per NCERT, the four major causes of the accelerated loss of biodiversity (the 'Evil Quartet') are:

(i) habitat loss and fragmentation, (ii) over-exploitation, (iii) alien species invasions and (iv) co-extinctions.

∵ Air, water and soil pollution are not among the four,

∴ the correct option is habitat loss and fragmentation; over-exploitation; alien species invasions; co-extinctions.

Answer: (3)

Keep practising — Biodiversity and Conservation

Ques. 2NEET (UG) 2026

Which of the following is an in situ conservation method ?

  1. Seed Banks
  2. Sacred Groves
  3. Botanical Gardens
  4. Wildlife Safari Parks
Ques. 3NEET (UG) 2026

Which of the following statements are correct ? Choose the correct answer from the options given below :

  1. A, B and D only
  2. B, C and D only
  3. A, B and E only
  4. C, D and E only
Ques. 4RE-NEET (UG) 2026

Arrange the following in descending order of number of species in the Amazonian rain forest.

  1. B > A > D > C > E
  2. C > B > D > E > A
  3. D > A > C > B > E
  4. E > B > A > C > D
Ques. 5NEET (UG) 2025

Which one of the following is an example of ex-situ conservation?

  1. Zoos and botanical gardens
  2. Protected areas
  3. National Park
  4. Wildlife Sanctuary
Ques. 6NEET (UG) 2025

Match List-I with List-II Choose the option with all correct matches.

  1. A-III, B-IV, C-II, D-I
  2. A-III, B-II, C-IV, D-I
  3. A-III, B-II, C-I, D-IV
  4. A-III, B-I, C-II, D-IV
Ques. 7NEET (UG) 2024

The type of conservation in which the threatened species are taken out from their natural habitat and placed in special setting where they can be protected and given special care is called

  1. in-situ conservation
  2. Ex-situ conservation
  3. Semi-conservative method
  4. Sustainable development
Ques. 8NEET (UG) 2024

These are regarded as major causes of biodiversity loss: Choose the correct option:

  1. A, C and D only
  2. A, B, C and D only
  3. A, B and E only
  4. A, B and D only
Ques. 9NEET (UG) 2024

List of endangered species was released by

  1. GEAC
  2. WWF
  3. FOAM
  4. IUCN
Ques. 10NEET (UG) 2024

Tropical regions show greatest level of species richness because Choose the correct answer from the options given below.

  1. A, C, D and E only
  2. A and B only
  3. A, B and E only
  4. A, B and D only
Ques. 11NEET (UG) 2024

Match List I with List II Choose the correct answer from the options given below:

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

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