Ecology definitions.

  • Ecology: It is the science that studies the relations between organisms to one another and to their physical surroundings.

  • Ecosystem: A community and its habitat. An example of ecosystem:

  • Biocenosis: Describes the interacting organisms living together in a habitat.
  • Habitat: The place where organisms live.
  • Comuunity: All the population of different organisms that live together in a habitat.

  • Biotype: A group of organisms having an identical genetic constitution.
  • Niche: The role of an organism in a ecosystem.
  • Biosphere: The regions of the surface and atmosphere of the earth occupied by living organisms.

  • Population: All the members of a single specie that live in a habitat.


  • Wikipedia
  • Wordreference
  • Images: google
  • My student’s book.


  1. #1 by rose thonkha on November 16, 2015 - 6:35 am

    I am very desperate to know such things hey

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