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Q. No.‘Within a region, species richness increased with increasing explored area, but only up to a limit’ – this hypothesis can be attributed to:
1. Norman Myers
2. Robert Costanza
3. Alexander Humboldt
4. Eugene Odum
Subtopic: Biodiversity Patterns |
97%
Level 1: 80%+
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Endemism denotes:
| 1. | The introduction of exotic species into a native ecosystem |
| 2. | The occurrence of a species in a specific geographic area |
| 3. | The extinction of species in a given geographic area |
| 4. | The migration of species within a continental area |
Subtopic: In Situ Conservation of Biodiversity |
78%
Level 2: 60%+
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The IUCN [International Union for Conservation of Nature] Red List is an important source giving comprehensive information regarding:
1. Endangered species
2. Protected areas
3. Invasive species
4. Conservation policies
1. Endangered species
2. Protected areas
3. Invasive species
4. Conservation policies
Subtopic: Loss of Biodiversity |
96%
Level 1: 80%+
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As we move from poles to equator, broadly speaking, biodiversity:
1. Increases
2. Decreases
3. Remains the same
4. There is no correlation
1. Increases
2. Decreases
3. Remains the same
4. There is no correlation
Subtopic: Biodiversity Patterns |
91%
Level 1: 80%+
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A direct benefit of biodiversity to humans will be:
1. Cultural and aesthetic value
2. Carbon sequestration
3. Medicinal resources
4. All of the above
1. Cultural and aesthetic value
2. Carbon sequestration
3. Medicinal resources
4. All of the above
Subtopic: Biodiversity Conservation |
Level 3: 35%-60%
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What is the main objective of conservation biologists when they employ ex-situ conservation?
1. Protecting species in their natural habitats
2. Conserving species with high threat of extinction
3. Implementing sustainable farming practices
4. Creating wildlife reserves
1. Protecting species in their natural habitats
2. Conserving species with high threat of extinction
3. Implementing sustainable farming practices
4. Creating wildlife reserves
Subtopic: Ex Situ Conservation of Biodiversity |
86%
Level 1: 80%+
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The number of mega-diversity countries in the world are [choose the NCERT number as your answer]:
| 1. | 4 | 2. | 8 |
| 3. | 12 | 4. | 17 |
Subtopic: Magnitude of Biodiversity |
92%
Level 1: 80%+
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The largest extinct carnivore marsupial, thylacine, was a native of:
1. Brazil
2. South Africa
3. Peru
4. Australia
1. Brazil
2. South Africa
3. Peru
4. Australia
Subtopic: Loss of Biodiversity |
88%
Level 1: 80%+
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What percentage of world oxygen is thought to be created by Amazonian Rain Forests?
1. 10
2. 20
3. 50
4. 90
1. 10
2. 20
3. 50
4. 90
Subtopic: Biodiversity Conservation |
88%
Level 1: 80%+
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The search for valuable chemical and biological products in natural biological resources is called as:
1. Biopiracy
2. Bioremediation
3. Bioinformatics
4. Bioprospecting
1. Biopiracy
2. Bioremediation
3. Bioinformatics
4. Bioprospecting
Subtopic: Biodiversity Conservation |
81%
Level 1: 80%+
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