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  • 1. How Ecosystems ChangeChapter 6, Lesson 6
    ecological succession
    primary succession
    secondary succession
    pioneer species
    pioneer community
    climax community
  • 2. ecological succession – the gradual replacement of one community by another
  • 3. primary succession – the gradual build up of a community that was wiped out
  • 4. secondary succession – the gradual replacement of one community by another, but there is already some ecosystem/community there
  • 5. secondary succession – the gradual replacement of one community by another, but there is already some ecosystem/community there
    secondary succession – the gradual replacement of one community by another
  • 6. ecological succession – the gradual replacement of one community by another
  • 7. pioneer species – the first species to grow in an otherwise lifeless area
  • 8. pioneer community – when the first animals in a community arrive as a result of a pioneer species. A new ecosystem forms.
  • 9. pioneer community – when the first animals in a community arrive as a result of a pioneer species. A new ecosystem forms.
  • 10. climax community – an established community. Few new organisms arrive, few leave. Things are relatively safe and balanced, until another major disaster arises.