Quiz: Earth's History Questions! Trivia

35 Questions | Total Attempts: 97

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Quiz: Earth

What do you know about the earth’s history? Would you be able to pass this quiz? This quiz will inquire about which layer of the planet is the coolest, when the Precambrian Eon began and ended, the group of fossils found together in only one layer of rock, and how old the earth is. Historically speaking, you should unearth a lot of information with this quiz. Good Luck.


Questions and Answers
  • 1. 
    Fossils are made when...
    • A. 

      Minerals in the ground replace the dead thing as it breaks down

    • B. 

      Organisms are trapped in amber or asphalt, preserving their body.

    • C. 

      Traces of living organisms are found, such as burrows or footprints.

    • D. 

      All of the above

  • 2. 
    The earth is 4.6 ______ years old.
    • A. 

      Billion

    • B. 

      Mega-Million

    • C. 

      Trillion

    • D. 

      Million

  • 3. 
    Fossils are made when...
    • A. 

      Minerals in the ground replace the dead thing as it breaks down

    • B. 

      Organisms are trapped in amber or asphalt, preserving their body.

    • C. 

      Traces of living organisms are found, such as burrows or footprints.

    • D. 

      All of the above

  • 4. 
    What statement best describes the principle of superposition?
    • A. 

      Sediments are deposited as essentially horizontal layers

    • B. 

      Inclusions are older than the rocks they are contained in

    • C. 

      Sediments spread out in all directions when they are deposited

    • D. 

      Undisturbed sedimentary layers get younger from bottom to top

  • 5. 
    What is an unconformity?
    • A. 

      A gap in the geologic record

    • B. 

      A sequence of deformed rocks

    • C. 

      A sedimentary layer of variable thickness

    • D. 

      A period of deposition

  • 6. 
    Human beings (homo sapiens) evolved during which geologic era?
    • A. 

      Precambrian

    • B. 

      Mesozoic

    • C. 

      Paleozoic

    • D. 

      Cenozoic

  • 7. 
    Identify the MANTLE on the diagram below.
    • A. 

      Layer A

    • B. 

      Layer B

    • C. 

      Layer C

    • D. 

      Layer D

  • 8. 
    Which layer is the coolest (in temperature)?
    • A. 

      Crust

    • B. 

      Mantle

    • C. 

      Inner Core

    • D. 

      Outer Core

  • 9. 
    The Precambrian Eon began and ended when?
    • A. 

      4.6 bya-570mya

    • B. 

      570 mya-250 mya

    • C. 

      250 mya-65mya

    • D. 

      65 mya-present day

  • 10. 
    A group of fossils found together in only one layer of rock is called  _________ fossils.
    • A. 

      Level

    • B. 

      Index

    • C. 

      Main

    • D. 

      Frequent

  • 11. 
    The Paleozoic Era began and ended when:
    • A. 

      4.6 bya - 570 mya

    • B. 

      570 mya-250 mya

    • C. 

      250 mya-65 mya

    • D. 

      65 may-present day

  • 12. 
    Eras are broken into ___________
    • A. 

      Epochs

    • B. 

      Periods

    • C. 

      Ages

    • D. 

      Eons

  • 13. 
    Which are the correct dates for the Precambrian Eon?
    • A. 

      250 mya-65 mya

    • B. 

      65 mya-present day

    • C. 

      4.6 bya-570mya

    • D. 

      570-mya-250mya

  • 14. 
    Which organism lived during the Precambrian Eon?
    • A. 

      Dinosaurs

    • B. 

      Trilobites

    • C. 

      Humans

    • D. 

      Bacteria

  • 15. 
    How old is the Earth?
    • A. 

      4,000 years old

    • B. 

      4.6 mya

    • C. 

      4.6 bya

    • D. 

      4,600 bya

  • 16. 
    The Precambrian Eon covers almost ____ percent of the Earth's history.
    • A. 

      70

    • B. 

      80

    • C. 

      90

    • D. 

      60

  • 17. 
    Periods are broken into _____
    • A. 

      Eons

    • B. 

      Eras

    • C. 

      Ages

    • D. 

      Epochs

  • 18. 
    Which is in order from the largest to the smallest division of time?
    • A. 

      Ages, epochs, periods, eras, eon

    • B. 

      Epochs, periods, ages, eras, eon

    • C. 

      Eon, eras, periods, epochs, ages

    • D. 

      Eras, eons, periods, epochs, ages

  • 19. 
    The Paleozoic era lasted _____ million years.
    • A. 

      125

    • B. 

      225

    • C. 

      325

    • D. 

      425

  • 20. 
    During the Paleozoic Era, the Earth's interior _____.
    • A. 

      Cooled down

    • B. 

      Warmed up

  • 21. 
    Which took up about 90 percent of the Earth's history?
    • A. 

      Paleozoic

    • B. 

      Precambrian

  • 22. 
    Which of these is an Eon?
    • A. 

      Precambrian

    • B. 

      Mesozoic

    • C. 

      Cenozoic

    • D. 

      Paleozoic

  • 23. 
    Which is known as the "Age of Mammals"?
    • A. 

      Precambrian

    • B. 

      Paleozoic

    • C. 

      Mesozoic

    • D. 

      Cenozoic

  • 24. 
    Which is known as the "The Age of Reptiles"?
    • A. 

      Precambrian

    • B. 

      Paleooic

    • C. 

      Mesozoic

    • D. 

      Cenozoic

  • 25. 
    What are the dates of the Mesozoic Era?
    • A. 

      4.6 bya-570 mya

    • B. 

      570 -250 mya

    • C. 

      250-65 mya

    • D. 

      65 mya-today

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