Disruptive selection of traits typically drives the prevalence of a feature in one direction. True False Question 31 Match the following definitions to the correct levels at which ecology is studied at. Individual Population Biosphere Biome Community Niche Ecosystem 1. The total living things on Earth and the areas they inhabit 2. Investigates the quantitative dynamics of how individuals within a species interact 3. Focuses on interactions among species 4. An organism's use of resources and its functional role in a community 5. Species with narrow niches and very specific requirements 6. 7. The environment in which an organism lives A group of individuals of the same species living and interacting in the same region 8. All the populations (plants, animals, and other species) living and interacting in area 9. A portion of the biosphere characterized by a distinct climate and a particular assemblage of plants and animals adapted to it 10. A single member of a population 11. A specific portion of a biome consisting of living biotic and nonliving abiotic environmental components that interact Question 32 Match the given terms to their corresponding statement ¡ ¡¡¡ Density-independent factors Environmental resistance Biotic potential K-selected species r-selected species 1. 2. Physical, chemical and biological characteristics that restrain population growth 3. 5. All limiting factors taken together 4. Steady growth rates cause exponential population growth 6. It occurs in nature with a small population and ideal conditions 8. An S-shaped logistic growth curve Limiting factors whose influence is not affected by population density 7. Deforestation decreased the carrying capacity of the population Have a low biotic potential 9. Animals with long gestation periods and few offspring 10. The ability of an organism to produce offspring 11. Animals which reproduce quickly
