ecology chapter 2

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  1. population:
    a population is all of the individuals of a species that occupy a particular geographic area at one time.
  2. exponential growth:
    Exponential growth is a accelerating growth that produces a J-shaped curve when the population is graphed against time.
  3. Limiting factors:
    A limiting factor is a factor that limits the growth, distribution, or amount of a population in an ecosystem.
  4. Carrying Capacity:
    The carrying capacity of a population is the size of the population that can be supported indefinitely by the available resources and services of an ecosystem.
  5. Ecological Niche:
    An ecological niche is the way that an organism occupies a position in an ecosystem, including all the necessary biotic and abiotic factors
  6. Predator:
    An organism that kills other organisms is called a predator
  7. Prey:
    An organism eaten as food is called prey
  8. Mutalism:
    Mutualism is a symbiotic relationship between two species in which both benefit from the relationship.
  9. Parasite:
    A parasite is an organism whose niche is dependent on a close association with a larger host organism.
  10. Competition:
    Relationship between members of the same or different species where individuals are adversely affected by those having the same living requirement such as food or space.
  11. Sustainable Use:
    This is usage of a resource that does not lead to depletion of the resource.
  12. Doubling time;
    This is the time required for a population to double in size
  13. Ecological footprint:
    A measure of the impact an individual or a population has on the environment in terms of energy consumption, land use, and waste production.
  14. Unsustainable:
    A pattern of activity that leads to a decline in the function of an environment.
  15. Sustainability:
    Use of Earth's resources, including land and water, at levels that continue forever.
  16. Ecosystem Services:
    The benefits experienced by organisms including humans, that are provided by sustainable ecosystems.
  17. Desertification:
    This is the change of a non-desert land into a desert.
  18. Ecotourism:
    This is a form of tourism that is eco-friendly and now a multi billion dollar industry
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ecology chapter 2
2015-09-29 15:34:02

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