Q. No.What is common to the following plants: Nepenthes, Psilotum, Rauwolfia, and Aconitum?
1. All are ornamental plants
2. All are phylogenic link species
3. All are prone to over-exploitation
4. All are exclusively present in the Eastern Himalayas
1. All are ornamental plants
2. All are phylogenic link species
3. All are prone to over-exploitation
4. All are exclusively present in the Eastern Himalayas
The one-horned rhinoceros is specific to which of the following sanctuary?
| 1. | Bhitarkanika | 2. | Bandipur |
| 3. | Kaziranga | 4. | Corbett park |
Amongst the animal groups given below, which one appears to be more vulnerable to extinction?
| 1. | Insects | 2. | Mammals |
| 3. | Amphibians | 4. | Reptiles |
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 |
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. |
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
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.
Among the ecosystem mentioned below, where can one find maximum biodiversity?
| 1. | Mangroves | 2. | Desert |
| 3. | Coral reefs | 4. | Alpine meadows |
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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