Invasive Species and Ecology

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Multiple Choice

What is an invasive species?

  1. A species that has been introduced to a new area and is causing harm to the native ecosystem.
  2. A species that is native to an area but is causing harm to the native ecosystem.
  3. A species that has been introduced to a new area but is not causing any harm to the native ecosystem.
  4. A species that is native to an area and is not causing any harm to the native ecosystem.
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