Q. No.Amongst the animal groups given below, which one appears to be more vulnerable to extinction?
1. Insects 2. Mammals 3. Amphibians 4. Reptiles
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Which one of the following is an endangered plant species in India?
| 1. | Rauwolfia serpentine | 2. | Santalum album (Sandalwood) |
| 3. | Cycasbeddonel | 4. | All of these |
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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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