Succession Quiz

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Succession Quiz

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Questions and Answers
  • 1. 
    Primary succession almost always begins with ...
    • A. 

      Hard soil

    • B. 

      Bare rock

    • C. 

      Dry lake bottom

    • D. 

      Burned out forest

  • 2. 
    When one group of species is replaced with others over time, it is called ...
    • A. 

      Ecological succession

    • B. 

      Evolution

    • C. 

      Natural selection

    • D. 

      Climax community

  • 3. 
    If a forest fire completely destroys the plant and animal life in a forest, what kind of succession will eventually start restoring it.
    • A. 

      Primary succession

    • B. 

      Secondary succession

  • 4. 
    On a rock outcrop that has never been home to living organisms, what is likely to be the first organism to grow there?
    • A. 

      Grass

    • B. 

      Wildflowers

    • C. 

      Algae

    • D. 

      Lichen

  • 5. 
    Lichen is a combination of two different organisms. What are they?
    • A. 

      Bacteria and algae

    • B. 

      Fungus and bacteria

    • C. 

      Mold and mushrooms

    • D. 

      Fungus and algae

  • 6. 
    The first species to colonize a barren area is called a ...
    • A. 

      Climax community

    • B. 

      Grassland

    • C. 

      Pioneer species

    • D. 

      Biome

  • 7. 
    About how long does secondary succession take before it reaches a climax community?
    • A. 

      5 years

    • B. 

      About 100 years

    • C. 

      1000 years or more

    • D. 

      A million years

  • 8. 
    Which statement is true about forest fires?
    • A. 

      Forest fires are always bad for the ecosystem.

    • B. 

      Forest fires always result in primary succession.

    • C. 

      Forest fires can sometimes be beneficial for the ecosystem.

    • D. 

      Forest fires are always a tragedy for somebody.

  • 9. 
    If succession has reached its climax community, then in about another 500 years what will happen?
    • A. 

      Primary succession will start over.

    • B. 

      Secondary succession will start over.

    • C. 

      The climax community will die off.

    • D. 

      If left undisturbed, the climax community will remain stable.

  • 10. 
    Which statement is true about ecological succession?
    • A. 

      Succession always results in the same climax community everywhere.

    • B. 

      Succession always starts with bare rock.

    • C. 

      Succession always ends with a pioneer species.

    • D. 

      The climax community will depend on where succession is occurring.