1. | We get food and firewood. |
2. | Increase in atmospheric oxygen via photosynthesis |
3. | Pharmaceutical drug discovery |
4. | Bioprospecting for products of economic importance |
1. | 5 | 2. | 10 |
3. | 25 | 4. | 50 |
1. | Ex situ conservation involves protecting an entire ecosystem in its natural habitat, while in situ conservation involves preserving genetic material in gene banks. |
2. | In situ conservation involves protecting an entire ecosystem and its inhabitants in their natural habitat, while ex situ conservation involves protecting species by removing part of the population from a threatened habitat and placing it in a new location. |
3. | In situ conservation involves protecting an entire ecosystem and its inhabitants in their natural habitat, while ex situ conservation involves protecting species by keeping them in locations such as zoos or botanical gardens. |
4. | Ex situ conservation involves protecting species in their natural habitat, while in situ conservation involves research on species in laboratories. |
Statement I: | The World Summit on Sustainable Development was held in 1992 in Johannesburg, South Africa. |
Statement II: | Convention on Biological Diversity, the Earth Summit, was held in 2002 in Rio de Janeiro. |
1. | Only Statement I is correct. |
2. | Only Statement II is correct. |
3. | Both Statement I and Statement II are correct. |
4. | Both Statement I and Statement II are incorrect. |