Ecology 102

15 Points Per Correct Answer - No time limit  

1. Also known as 'K' what is the term for the maximum maintainable population of an area? Logistic growth Carrying capacity Exponential growth Opportunistic strategy

2. This type of biome (habitat) has very long cold winters, short warm summers and typically has acidic soils as a result of the cold temperatures and litter fall. Tundra Desert Temperate forests Taiga (Coniferous forests)

3. What is 'an interacting group of individuals of the same species'? Niche Community Population Genera

4. Stability is the response of a community to disturbance. One type of response is resilience, which is the ability to recover. The other type of response is resistance which is the ability to avoid what? Answer: (One Word)

5. A population's role in the community or the resources it uses is called its _____? Trophic structure Habitat Community interaction Niche

6. Two species or populations are competing for the exact same resources, and one will eventually exclude the other. What is the technical term for this? Predation Mutualism Coevolution Competitive exclusion

7. Predators can influence the structure of a community because their removal from the community causes a catastrophic change in the composition and structure of the rest of the community. What are the predators called because of this? Edge species Coevolutionists Keystone species Opportunists

8. In mutualism, (2 organisms of different species interacting with each other) who benefits? Both species are harmed One species benefits the other is harmed Both species benefit Neither species benefits or is harmed

9. Succession is triggered by a community altering disturbance. What type of succession (primary or secondary) is caused by glacial retreat? Answer: (One Word)

10. What is the single most important factor contributing to losing or creating endangered species? habitat loss water pollution clearcut logging air pollution