ecology chapter 2

  1. population
    all the individuals of a species that occupy a particular geographic area at a certain time
  2. accelerating
    growth that produces a  j shaped curve when the population is graphed against time
  3. limiting actors
    a factor that limits the growth distribution or amount of a population in a ecosystem
  4. carrying capacity
    a population of a organism that can be sustained indefinitely by the available resources and services of the ecosystem
  5. ecological niche
    the way in which an organism occupies a certain position in the ecosystem including all the necessary biotic and abiotic factors.
  6. predator
    an organism that kills and consumes other organisms
  7. prey
    an organism that is killed and consumes by other organisms
  8. mutualism
    a symbiotic relationship between two organisms where both organisms benefit
  9. parasite
    an organism whose niche is dependent of another larger organism
  10. competition
    when two or more organisms compete for the same resources at the same place at the same time
  11. sustainable use
    use that does not lead to long term depletion of a resource or affect the diversity of the ecosystem where the resource was obtained
  12. doubling time
    the amount of time it takes for a population of an organism to double in size
  13. ecological footprint
    the measure of the impact of a organism or a population has on the environment in terms of energy consumption, land use, and waste production.
  14. unsustainable
    a pattern of activity that will lead to the decline in function of an ecosystem
  15. ecosystem services
    the benefits experienced by organisms including humans that are provided by an sustainable ecosystem.
  16. desertification
    the change of a non desert into a desert from climate change,of from unsustainable farming and water use.
  17. ecotourism.
    a form of tourism that is sensitive to the health of an ecosystem and involves recreational services provided by a sustainable ecosystem.
Card Set
ecology chapter 2
ecology chapter 2