Chapter 6 Test: The History Of Life Of Earth

10 Questions | Total Attempts: 2151

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Earth History Quizzes & Trivia

Chapter 6 test over the history of life on earth. Sections 6. 1, 6. 2, 6. 3 out of 7th grade Life Science textbook.


Questions and Answers
  • 1. 
        According to the fossil record, the first multicellular organisms were
    • A. 

      Seaweeds

    • B. 

      Jellyfish

    • C. 

      Bacteria

    • D. 

      Insects

  • 2. 
          The first land-dwelling organisms were
    • A. 

      Insects

    • B. 

      Simple plants and fungi

    • C. 

      Amphibians and reptiles

    • D. 

      Trees

  • 3. 
     The earliest living things lived
    • A. 

      On land

    • B. 

      In freshwater lakes

    • C. 

      In the ocean

    • D. 

      In the air

  • 4. 
    Scientists determine the absolute age of a fossil by
    • A. 

      Studying where it is found

    • B. 

      Measuring its radioactivity

    • C. 

      Measuring its size and shape

    • D. 

      Identifying the kind of rock in which it is found

  • 5. 
    Periods during Earth’s history when huge numbers of species suddenly disappeared are called
    • A. 

      Variations

    • B. 

      Mass extinctions

    • C. 

      Period conclusions

    • D. 

      Isolations

  • 6. 
    No two zebras have the exact same pattern of stripes. This is an example of
    • A. 

      Variation

    • B. 

      Adaptation

    • C. 

      Evolution

    • D. 

      Speciation

  • 7. 
    An inherited trait that gives an organism an advantage in its particular environment is
    • A. 

      A speciation

    • B. 

      A unicellular organism

    • C. 

      An adaptation

    • D. 

      A vestigial organ

  • 8. 
    Many organisms in the Galapagos have evolved to become new species with the help of
    • A. 

      Isolation

    • B. 

      Observation

    • C. 

      Vestigial organs

    • D. 

      Artificial selection

  • 9. 
      The production of new cells in the body is determined by
    • A. 

      Genes

    • B. 

      Variations

    • C. 

      Isolation

    • D. 

      Overproduction

  • 10. 
     The ancestors of snakes used legs to walk on land. The small leg bones that are still in the bodies of snakes are
    • A. 

      Similarities in development

    • B. 

      Vestigial organs

    • C. 

      Adaptations

    • D. 

      Fossils

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