Science Practice Test

5 Questions | Total Attempts: 87

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Science Practice Quizzes & Trivia

Muliple Choice.


Questions and Answers
  • 1. 
    Geologic time is divided into units based upon types of _____.
    • A. 

      Sedimentary rocks

    • B. 

      Cimatic changes

    • C. 

      Organisms

    • D. 

      Igneous rocks

  • 2. 
    The Rocky Mountains, Alps, Andes, and Himalayas formed in the ______.
    • A. 

      Cenozoic Era

    • B. 

      Paleozoic Era

    • C. 

      Mesozoic Era

    • D. 

      Devonian Era

  • 3. 
    The longest subdivision in geologic time is a (an) ____.
    • A. 

      Epoch

    • B. 

      Period

    • C. 

      Century

    • D. 

      Eon

  • 4. 
    Changes in the environment result in ____.
    • A. 

      Geologic eras

    • B. 

      Physical changes in species

    • C. 

      Plate tectonic changes

    • D. 

      All of the above

  • 5. 
    _______ existed during the Mesozoic Era.
    • A. 

      Dinosaurs

    • B. 

      Humans

    • C. 

      Mammals

    • D. 

      Both a and c