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Q. No.The ‘World Summit on Sustainable Development -2002’ was held in:
1. Ramsar, Iran
2. Rio, Brazil
3. Johannesburg, South Africa
4. Geneva, Switzerland
Subtopic: Biodiversity Conservation |
80%
Level 1: 80%+
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Consider the given three statements:
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
| I: | The current mass extinction of species is the ‘Sixth Extinction’. |
| II: | The current species extinction rates are estimated to be 100 to 1,000 times faster than in the pre-human times. |
| III: | Our activities are responsible for the faster rates. |
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: Loss of Biodiversity |
92%
Level 1: 80%+
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Subtopic: Importance of Biodiversity |
Level 4: Below 35%
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Subtopic: Loss of Biodiversity |
88%
Level 1: 80%+
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Which region on the earth has the highest biodiversity?
| 1. | South America | 2. | South Africa |
| 3. | Russia | 4. | India |
Subtopic: Biodiversity Patterns |
64%
Level 2: 60%+
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In the Indian context, Lantana camara and Eichhornia crassipes are:
1. Critical link species
2. Keystone species
3. Cash crops
4. Invasive species
1. Critical link species
2. Keystone species
3. Cash crops
4. Invasive species
Subtopic: Loss of Biodiversity |
93%
Level 1: 80%+
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How many of the given statements regarding recent extinctions are true?
| I: | Dodo got extinct from Mauritius |
| II: | Quagga got extinct from Africa |
| III: | Thylacine got extinct from Australia |
| IV: | Stellar's sea cow got extinct from Russia |
| 1. | 1 | 2. | 2 |
| 3. | 3 | 4. | 4 |
Subtopic: Loss of Biodiversity |
90%
Level 1: 80%+
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Which group of vertebrates appears to be more vulnerable to extinction?
| 1. | Fishes | 2. | Mammals |
| 3. | Amphibians | 4. | Birds |
Subtopic: Loss of Biodiversity |
79%
Level 2: 60%+
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What led to the extinction of passenger pigeon?
1. Increased number of predatory birds.
2. Over exploitation by humans.
3. Habitat loss
4. H5N1 virus infection.
1. Increased number of predatory birds.
2. Over exploitation by humans.
3. Habitat loss
4. H5N1 virus infection.
Subtopic: Loss of Biodiversity |
86%
Level 1: 80%+
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Which Indian plant is the source of antihypertensive drug reserpine?
1. Datura
2. Rauwolfia
3. Atropa
4. Papaver
1. Datura
2. Rauwolfia
3. Atropa
4. Papaver
Subtopic: Importance of Biodiversity |
90%
Level 1: 80%+
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