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Ninth Grade (Grade 9) Succession Questions

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Grade 9 Succession
What process results in the development of a new ecosystem where there was not one before?
  1. secondary succession
  2. primary succession
  3. tertiary succession
  4. first succession
Grade 9 Succession
During ecological succession, when are pioneer species found?
  1. during the early stages
  2. during the late stages
  3. at the very end
  4. never
Grade 9 Succession
Which can result from natural disturbances, such as fires or hurricanes?
  1. commensalism
  2. competition
  3. parasitism
  4. succession