Fossils And Earth History

20 Questions | Total Attempts: 576

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Fossils And Earth History

This quiz is testing your knowledge and understanding of types of fossils, dating methods and the three eras and time periods.


Questions and Answers
  • 1. 
    The picture below can best be classified as what type of fossil?
    • A. 

      Impression

    • B. 

      Casts

    • C. 

      Permineralization

    • D. 

      Mold

  • 2. 
    The following diagram best represents what type of fossil?
    • A. 

      Permineralization

    • B. 

      Impression

    • C. 

      Amber

    • D. 

      Gastrolith

  • 3. 
    The diagram below can best be described as which type of fossil?
    • A. 

      Carbonized imprint

    • B. 

      Impression

    • C. 

      Casts

    • D. 

      Molds

  • 4. 
    The picture below can best be described as which type of fossil?
    • A. 

      Imprint

    • B. 

      Impression

    • C. 

      Casts

    • D. 

      Permineralization

    • E. 

      Freezing

  • 5. 
    Scientists discovered this ancient beetle trapped in sand full of old crude oil based liquid. This can best be desribed as which type of fossil?
    • A. 

      Carbon Imprint

    • B. 

      Permineralization

    • C. 

      Tar

    • D. 

      Coprolite

  • 6. 
    Which of the following would we use to measure the approximate age of Niagara Falls?
    • A. 

      Rates of Erosion

    • B. 

      Rates of Deposition

    • C. 

      Varves

    • D. 

      Carbon-14 Dating

  • 7. 
    Which of the following listed layers would you expect to be the oldest?
    • A. 

      Layer A

    • B. 

      Layer B

    • C. 

      Layer C

    • D. 

      Layer D

    • E. 

      Layer E

  • 8. 
    If Layer C was the Mississipian Period, which of the following would make the most sense in classifying Layer B?
    • A. 

      Paleozoic, Permian

    • B. 

      Paleozoic, Cambrian

    • C. 

      Mesozoic, Cambrian

    • D. 

      Mesozoic, Triassic

    • E. 

      Paleozoic, Tertiary

  • 9. 
    If all of the layers were part of the Paleozoic Era, which of the following fossils would you NOT find in these rock layers?
    • A. 

      Trilobites

    • B. 

      Seed Bearing Plants

    • C. 

      Primitive Sharks

    • D. 

      Early Reptiles

    • E. 

      Mammals

  • 10. 
    Which of the following happened most recently?
    • A. 

      Deposition of A

    • B. 

      Magma intrusion of Layer E

    • C. 

      Contact Metamorphism by Layer E

    • D. 

      Earthquake between Layers B, C, D, and E

  • 11. 
    If Layer A contained bones of deer and other mammals, which would be the best classification for Layer A?
    • A. 

      Paleozoic, Permian

    • B. 

      Mesozoic, Triassic

    • C. 

      Mesozoic, Jurassic

    • D. 

      Cenozoic, Tertiary

  • 12. 
    Which fossil would best represent an index fossil?  
    • A. 

      Fossil 1

    • B. 

      Fossil 2

    • C. 

      Fossil 3

  • 13. 
    The fossils in all three locations below are most likely from which era?
    • A. 

      Cenozoic

    • B. 

      Mesozoic

    • C. 

      Paleozoic

  • 14. 
    The following data table shows the amount of radioactive Radium decreasing over time. Examine the data and decide what the half life is for this radioactive element. Amount (# of atoms of Ra-222) Time (Minutes)  24, 000 0 min 22,000 8 min 20,000 16 min 18,000 24 min 16,000 32 min 14,000 40 min 12,000 48 min 10,000 64 min 8,000 80 min 6,000 96 min
    • A. 

      8 min

    • B. 

      24 min

    • C. 

      48 min

    • D. 

      96 min

  • 15. 
    If one started with 400 atoms of plutonium-239 and now only have 12.5 grams,             a. how many half-lives occurred?
    • A. 

      2

    • B. 

      3

    • C. 

      4

    • D. 

      5

    • E. 

      6

  • 16. 
    If a fossil contained 75% of the daughter element and 25% of the original radioactive parent element, how many half lives occurred?
    • A. 

      0

    • B. 

      1

    • C. 

      2

    • D. 

      3

    • E. 

      4

  • 17. 
    If radioactive Polonium, Po-197, has a half life of four minutes, how much Po-197 will remain after 24 minutes if we originally started with 200 grams?
    • A. 

      50 grams

    • B. 

      25 grams

    • C. 

      About 12 grams

    • D. 

      About 6 grams

    • E. 

      About 3 grams

  • 18. 
    Which of the following rock layers would be the youngest?
    • A. 

      1

    • B. 

      6

    • C. 

      4

    • D. 

      3

  • 19. 
    Which of the following would be the OLDEST rock layer?
    • A. 

      3

    • B. 

      2

    • C. 

      5

    • D. 

      4

  • 20. 
    Is there evidence that an earthquake occurred?
    • A. 

      YES, along A

    • B. 

      NO

    • C. 

      YES, along B