Q. No.What is common to Lantana, Eichhornia, and African catfish?
1.
All are endangered species in India.
2.
All are keystone species.
3.
All are mammals found in India.
4.
All the species are neither threatened nor indigenous species of India.
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The extinction of passenger pigeons was due to:
1. Increased number of predatory birds
2. Over-exploitation by humans
3. Non-availability of the food.
4. Bird flu virus infection
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Which of the following statements is correct?
1. Parthenium is an endemic species of our country.
2. African catfish is not a threat to indigenous catfishes.
3. Steller’s sea cow is an extinct animal
4. Lantana is popularly known as carrot grass.
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Among the ecosystem mentioned below, where can one find maximum biodiversity?
| 1. | Mangroves | 2. | Desert |
| 3. | Coral reefs | 4. | Alpine meadows |
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Which of the following forests is known as the ‘lungs of the planet Earth’?
| 1. | Taiga forest | 2. | Tundra forest |
| 3. | Amazon rainforests | 4. | Rainforests of North East India |
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Which of the following group exhibit more species diversity?
| 1. | Gymnosperms | 2. | Algae |
| 3. | Bryophytes | 4. | Fungi |
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Which of the below-mentioned regions exhibit less seasonal variations?
| 1. | Tropics | 2. | Temperate |
| 3. | Alpines | 4. | Both (1) & (2) |
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The historic convention on Biological Diversity held in Rio de Janeiro in 1992 is known as:
| 1. | CITES Convention | 2. | The Earth Summit |
| 3. | G-16 Summit | 4. | MAB Programme |
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What is common to the techniques (i) in vitro fertilization, (ii) Cryo preservation, and (iii) tissue culture?
| 1. | All are in situ conservation |
| 2. | All are ex situ conservation methods |
| 3. | All require ultra-modern equipment and large space. |
| 4. | All are methods of conservation of extinct organisms. |
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