NAME: ________________________

CU BIO120 Vocab 4 Test

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of 105 available terms

5 Written Questions

5 Matching Questions

  1. Abovground Mass
  2. Dispersal
  3. Bog
  4. Coral Reefs
  5. Replacement Rate
  1. a A wetland that has no or almost no water flow, resulting in a very low oxygen level and acidic conditions
  2. b Total mass of living plants in an area, excluding their roots
  3. c Average required fertility for each female to produce exactly enough offspring to replace herself and her mate
  4. d The movement of organisms from their place of origin (birth, hatching) to a new location
  5. e A large assemblage of colonial marine corals that usually serve as a shallow-water, sunlit habitat for many other species as well

5 Multiple Choice Questions

  1. Decisions or analyses that weigh the fitness costs and benefits of a particular action
  2. A layer of dead organic matter that accumulates at ground level or on sea floors and lake bottoms
  3. A type of navigation in which animals use familiar landmarks to find their way
  4. A nonparasitic plant that grows on trees or other solid objects and is not rooted in the soil
  5. The study of how species and populations are distributed geographically

5 True/False Questions

  1. MigrationIn ecology, a cyclical movement of large numbers of organisms from one geographic habitat to another

          

  2. Compass OrientationIn ecology, a cyclical movement of large numbers of organisms from one geographic habitat to another

          

  3. PermafrostThe total mass of all organisms in a given population or geographical area; usually expressed as a total dry weight

          

  4. (K-N/K)Unused resources and space

          

  5. PlanktonA group of individuals of the same species that live i the same area at the same time