Which of the following is not a cause for the loss of biodiversity?
1. Destruction of habitat
2. Invasion by alien species
3. Keeping animals in zoological parks
4. Over-exploitation of natural resources
Which of the following is not an invasive alien species in the Indian context?
1. | Lantana | 2. | Cynodon |
3. | Parthenium | 4. | Eichhornia |
Where among the following will you find pitcher plants?
1. | Rain forest of North-East India | 2. | Sunderbans |
3. | Thar desert | 4. | Western ghats |
Which one of the following is not a major characteristic feature of biodiversity hotspots?
1. A large number of species
2. Abundance of endemic species
3. Mostly located in the tropics
4. Mostly located in the polar regions
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
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 |
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.