5.7- Succession

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Community and Succession:

  • Ecosystems are dynamic and subject to change.
  • A change in the environment affects the organisms, and a change is organisms affects the environment.
  • Succesion is the change in structure and composition of an area or species over a period of time.
  • Primary succession refers to the introduction of plants/animals into areas that have not previously supported a community, for example, a bare rock, or the site of a volcanic eruption.
  • Secondary succession refers to a reintroduction of organisms into


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