List I | List II | ||
A. | Biodiversity hotspot | I. | Khasi and Jantia hills in Meghalaya |
B. | Sacred groves | II. | World Summit in Sustainable Development 2002 |
C. | Johannesburg South Africa | III. | Parthenium |
D. | Alien species invasion | IV. | Western Ghats |
1. | Protection of environment |
2. | Protection of biodiversity hotspots |
3. | Preservation of gametes in viable and fertile conditions for a long period |
4. | In-situ conservation |
Statement l: | Rain forests, which used to cover more than 14% of the earth's land surface, are now reduced to 6%. |
Statement II: | The Amazon rain forest has the greatest biodiversity on earth. |
List I | List II | ||
A. | Robert May | I. | Species-Area relationship |
B. | Alexander von Humboldt | II. | Long term ecosystem experiment using outdoor plots |
C. | Paul Ehrlich | III. | Global species diversity is about 7 million |
D. | David Tilman | IV. | Rivet Popper hypothesis |
A: | Tropical latitudes have remained relatively undisturbed for millions of years, hence more time was available for species diversification. |
B: | Tropical environments are more seasonal. |
C: | More solar energy is available in tropics. |
D: | Constant environments promote niche specialization. |
E: | Tropical environments are constant and predictable. |