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Q. No.Nile perch has become invasive in:
1.
Lake Chilka
2.
Lake Wular
3.
Lake Victoria
4.
Lake Sambhar
Subtopic: Loss of Biodiversity |
92%
From NCERT
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The ‘Earth Summit’ was held in:
| 1. | Ramsar, Iran | 2. | Rio, Brazil |
| 3. | Doha, Qatar | 4. | Geneva, Switzerland |
Subtopic: Biodiversity Conservation |
95%
From NCERT
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The exploration, discovery, and commercialization of valuable products or compounds derived from biological resources, particularly those found in nature is called as:
| 1. | Bioremediation | 2. | Biopiracy |
| 3. | Bioprospecting | 4. | Biofortification |
Subtopic: Biodiversity Conservation |
73%
From NCERT
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Which sociobiologist popularised the term ‘biodiversity’?
| 1. | Edward Wilson | 2. | Stephen Jay Gould |
| 3. | Richard Lewontin | 4. | Jahn Paul Scot |
Subtopic: Introduction & Types |
98%
From NCERT
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Consider the given two statements:
| Assertion (A): | There cannot be more than 2 million species on earth today. |
| Reason (R): | All species on earth have been identified and named. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A) |
| 2. | Both (A) and (R) are True but (R) does not correctly explain (A) |
| 3. | (A) is False, (R) is False |
| 4. | (A) is False, (R) is True |
Subtopic: Magnitude of Biodiversity |
95%
From NCERT
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The ‘World Summit on Sustainable Development -2022’ was held in:
1. Ramsar, Iran
2. Rio, Brazil
3. Johannesburg, South Africa
4. Geneva, Switzerland
1. Ramsar, Iran
2. Rio, Brazil
3. Johannesburg, South Africa
4. Geneva, Switzerland
Subtopic: Biodiversity Conservation |
79%
From NCERT
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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%
From NCERT
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Subtopic: Importance of Biodiversity |
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Subtopic: Loss of Biodiversity |
88%
From NCERT
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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%
From NCERT
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