Q. No.Which of the following regions of the globe exhibits the highest species diversity?
1. Madagascar 2. Himalayas 3. Amazon forests 4. Western Ghats of India
According to Robert May, global species diversity is about:
1. 20 Million
2. 50 Million
3. 7 Million
4. 1.5 Million
According to Alexander von Humboldt :
| 1. | Species richness decreases with increasing area of exploration |
| 2. | Species richness increases with the increasing area, but only up to a limit |
| 3. | There is no relationship between species richness and the area explored |
| 4. | Species richness goes on increasing with increasing area of exploration |
In the following, in each set, a conservation approach and an example of a method of conservation are given.
| (a) | In-situ conservation - Biosphere Reserve |
| (b) | Ex-situ conservation - Sacred groves |
| (c) | In-situ conservation - Seed bank |
| (d) | Ex-situ conservation - Cryopreservation |
Select the option with the correct match of approach and method:
| 1. | (a) and (c) | 2. | (a) and (d) |
| 3. | (b) and (d) | 4. | (a) and (b) |
Exploration of molecular, genetic, and species level diversity for novel products of economic importance is known as:
1. Biopiracy
2. Bioenergetics
3. Bioremediation
4. Bioprospecting
Western Ghats have a large number of plant and animal species that are not found anywhere else. Which of the following terms will you use to notify such species?
| 1. | Endemic | 2. | Vulnerable |
| 3. | Threatened | 4. | Keystone |
The decline in the population of Indian native fishes due to the introduction of Clarias gariepinus in river Yamuna can be categorised as:
1. Co-extinction
2. Habitat fragmentation
3. Over exploitation
4. Alien species invasion
Which of the following is the most important cause for animals and plants being driven to extinction?
1. Alien species invasion
2. Habitat loss and fragmentation
3. Drought and floods
4. Economic exploitation
Which one of the following is not a method of in situ conservation of biodiversity?
1. Sacred Grove
2. Biosphere Reserve
3. Wildlife Sanctuary
4. Botanical Garden
The Earth Summit held in Rio de Janeiro in 1992 was called:
| 1. | for immediate steps to discontinue the use of CFCs that were damaging the ozone layer |
| 2. | to reduce CO2 emissions and global warming |
| 3. | for the conservation of biodiversity and sustainable utilization of its benefits |
| 4. | to assess the threat posed to native species by invasive weed species |
© 2024 GoodEd Technologies Pvt. Ltd.