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Biodiversity and Conservation · Question 12

NEET (UG) 2024MCQMedium📈 Topic in 38% papers+4−1
1

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

Answer

(1) A, C, D and E only

Solution

A: Tropical latitudes have remained relatively undisturbed for millions of years, giving a long time for species diversification. Correct.

B: Tropical environments are less seasonal, not more seasonal. Incorrect.

C: More solar energy is available in the tropics, which gives higher productivity. Correct.

D and E: Tropical environments are relatively constant and predictable, and such constant environments promote niche specialisation, leading to greater species diversity. Correct.

Hence A, C, D and E are correct.

Answer: (1)

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Keep practising — Biodiversity and Conservation

2

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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3

The regions with high level of species richness, high degree of endemism and a loss of 70\% of the species and habitat are identified as:

  1. Natural Reserves
  2. Sacred Groves
  3. Biodiversity Hotspots
  4. Biogeographical Regions
RE-NEET (UG) 2024
4

Which one of the following is not included under in-situ conservation?

  1. Wild-life sanctuary
  2. Botanical garden
  3. Biosphere reserve
  4. National park
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5

Cryopreservation technique is used for :

  1. Protection of environment
  2. Protection of Biodiversity hotspots
  3. Preservation of gametes in viable and fertile condition for a long period
  4. In-situ conservation
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6

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

  1. A-IV, B-I, C-II, D-III
  2. A-II, B-III, C-IV, D-I
  3. A-I, B-IV, C-III, D-II
  4. A-III, B-I, C-II, D-IV
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7

Among ‘The Evil Quartet’, which one is considered the most important cause driving extinction of species?

  1. Over exploitation for economic gain
  2. Alien species invasions
  3. Co-extinctions
  4. Habitat loss and fragmentation
NEET (UG) 2023
8

The historic Convention on Biological Diversity, ‘The Earth Summit’ was held in Rio de Janeiro in the year

  1. 1992
  2. 1986
  3. 2002
  4. 1985
NEET (UG) 2023
9

Which of the following is not a method of ex situ conservation?

  1. In vitro fertilization
  2. National Parks
  3. Micropropagation
  4. Cryopreservation
NEET (UG) 2022
10

Habitat loss and fragmentation, over-exploitation, alien species invasion and co-extinction are causes for :

  1. Population explosion
  2. Competition
  3. Biodiversity loss
  4. Natality
NEET (UG) 2022
11

In-situ conservation refers to :

  1. Protect and conserve the whole ecosystem
  2. Conserve only high-risk species
  3. Conserve only endangered species
  4. Conserve only extinct species
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