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Q. No.Consider the following statements:
I:
Among invertebrates maximum species richness is seen in insects
II:
Among vertebrates maximum species richness is seen in mammals
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Magnitude of Biodiversity |
76%
Level 2: 60%+
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Identify the incorrect statement:
| 1. | Amazon rain forest produces 20% of total oxygen in the Earth’s atmosphere |
| 2. | All the biodiversity hotspots put together cover about 10 % of the Earth’s land area |
| 3. | About 31 % of all gymnosperms species in the world face the threat of extinction |
| 4. | India’s share of the global species diversity is about 8.1 % |
Subtopic: In Situ Conservation of Biodiversity |
81%
Level 1: 80%+
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Sacred groves of Khasi and Jaintia hills are located in:
| 1. | Assam | 2. | Meghalaya |
| 3. | Manipur | 4. | Arunachal Pradesh |
Subtopic: In Situ Conservation of Biodiversity |
91%
Level 1: 80%+
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The Amazon Forest:
| I: | is a largely tropical rainforest in South Africa |
| II: | has the greatest biodiversity on Earth |
| III: | produces about 20% of total oxygen in the earth’s atmosphere through photosynthesis |
| 1. | Only I and II are correct |
| 2. | Only I and III are correct |
| 3. | Only II and III are correct |
| 4. | I, II and III are correct |
Subtopic: Biodiversity Patterns | Importance of Biodiversity | Loss of Biodiversity |
55%
Level 3: 35%-60%
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Amongst the ‘Evil Quartet’, which of the following is the most important cause that is driving plants and animals to extinction in contemporary times?
| 1. | Habitat loss and fragmentation |
| 2. | Over-exploitation |
| 3. | Alien species invasion |
| 4. | Co-extinctions |
Subtopic: Loss of Biodiversity |
90%
Level 1: 80%+
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What type of argument for need to conserve biodiversity am I making when I say that we all must do our best to protect the biodiversity on the Earth as the nature provides invaluable services and intangible benefits like aesthetic pleasures of being in nature?
| 1. | Narrowly utilitarian | 2. | Broadly utilitarian |
| 3. | Ethical | 4. | Useless |
Subtopic: Importance of Biodiversity | Loss of Biodiversity |
69%
Level 2: 60%+
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Habitat loss and fragmentation, over-exploitation, alien species invasion and co-extinction are causes for :
1. Natality
2. Population explosion
3. Competition
4. Biodiversity loss
1. Natality
2. Population explosion
3. Competition
4. Biodiversity loss
Subtopic: Loss of Biodiversity |
93%
Level 1: 80%+
NEET - 2022
Hints
Which of the following is not a method of ex situ conservation?
| 1. | Cryopreservation | 2. | In vitro fertilization |
| 3. | National Parks | 4. | Micropropagation |
Subtopic: Ex Situ Conservation of Biodiversity |
76%
Level 2: 60%+
NEET - 2022
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In-situ conservation refers to:
| 1. | Conserve only extinct species |
| 2. | Protect and conserve the whole ecosystem |
| 3. | Conserve only high risk species |
| 4. | Conserve only endangered species |
Subtopic: In Situ Conservation of Biodiversity |
79%
Level 2: 60%+
NEET - 2022
Hints
Which of the following come under the "Evil Quarter"?
| (a) | Habitat loss and fragmentation | (b) | Over-exploitation |
| (c) | Alien species invasion | (d) | Mortality |
| (e) | Competition | ||
Choose the correct answer from the options given below:
| 1. | (a), (c) and (d) | 2. | (b), (c) and (d) |
| 3. | (a), (b) and (c) | 4. | (a), (b) and (d) |
Subtopic: Loss of Biodiversity |
94%
Level 1: 80%+
NEET - 2022
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