Leaven Plate Tectonics Geologic Time And Fossils

14 Questions | Total Attempts: 157

SettingsSettingsSettings
Please wait...
Plate Tectonics Quizzes & Trivia

Exam One Questions.


Questions and Answers
  • 1. 
    The age of the Earth is _____________.
    • A. 

      4,600,000 years

    • B. 

      5.5 million years

    • C. 

      150,000 to 300,000 years

    • D. 

      4.6 billion years

    • E. 

      704 million years

  • 2. 
    Continental mountain ranges are formed by __________.
    • A. 

      Continental-continental crustal convergence

    • B. 

      Oceanic-oceanic crustal convergence

    • C. 

      Transform boundaries

    • D. 

      Divergent boundaries in oceans

    • E. 

      Divergent boundaries under continents

  • 3. 
    The scientific method commonly begins with
    • A. 

      Unproven beliefs

    • B. 

      A hypothesis

    • C. 

      A question

    • D. 

      Scientific laws

    • E. 

      Observations

  • 4. 
    The term half-life is related most closely to ___________.
    • A. 

      Relative age dating

    • B. 

      Absolute age dating

    • C. 

      Deformation of the asthenosphere

    • D. 

      Formation of the lithosphere

    • E. 

      Organic evolution

  • 5. 
    Plate boundaries where plates move past one another are called __________.
    • A. 

      Divergent

    • B. 

      Lithospheric

    • C. 

      Convergent

    • D. 

      Organic

    • E. 

      Transform

  • 6. 
    The radioactive process creates stable ____________.
    • A. 

      Particles that are expelled

    • B. 

      Daughter atoms

    • C. 

      Rock outcrops in Canada

    • D. 

      Divergent boundaries

    • E. 

      Natural selection

  • 7. 
    A mineral with a ratio of 1:1 among parent and daughter atoms must
    • A. 

      Have formed only days ago

    • B. 

      Be at the age corresponding to the second half-life

    • C. 

      Have passed the age of the second half-life

    • D. 

      Be at the age corresponding to the first half-life

    • E. 

      Be worthless for age dating

  • 8. 
    Such time units as eons, eras, periods, and epochs in the geologic time scale correspond to _______.
    • A. 

      Seconds, minutes, hours and days

    • B. 

      Days, hours, minutes and seconds

    • C. 

      Seconds, hours, minutes and days

    • D. 

      Months, days, years and hours

    • E. 

      Hours, minutes, days and months

  • 9. 
    An example of part of the structure of the ocean floor __________.
    • A. 

      Glacial lake

    • B. 

      River channel

    • C. 

      Continental shelf

    • D. 

      Wind-blown dune

    • E. 

      Alluvial fan

  • 10. 
    Fossils that are abundant, widely dispersed and that lived during a relatively shore span of geologic time are _______________.
    • A. 

      Reworked fossils

    • B. 

      Haploid

    • C. 

      Index fossils

    • D. 

      Trace fossils

    • E. 

      Unaltered fossils

  • 11. 
    Select the item below most closely associated with a convergent boundary.
    • A. 

      Lateral faults

    • B. 

      Subduction zone

    • C. 

      Hot spots

    • D. 

      Midoceanic ridge

    • E. 

      Continental rifting

  • 12. 
    Trace fossils are ___________.
    • A. 

      Fossilized imprints of soft-bodied animals or plants

    • B. 

      Segmented worms that existed during the late Precambrian

    • C. 

      Fossilized tracks, trails, burrows and nests made by ancient animals

    • D. 

      Small bits or remnants of the hard body parts of ancient marine animals

    • E. 

      The thin layer of carbon left behind from plant material

  • 13. 
    Filling in of many small pores in a fossil by minerals is called ___________.
    • A. 

      Replacement

    • B. 

      Carbonization

    • C. 

      Permineralization

    • D. 

      Mold making

    • E. 

      Cast making

  • 14. 
    What is the difference between the relative scale and the absolute scale of geologic time?
    • A. 

      The relative scale of geologic time is based on superposition and fossil succession, whereas radiometric dating provides an absolute scale in which events are measured in years.

    • B. 

      The relative scale of geologic time is based on absolute scale in which events are measured in years, whereas absolute dating provides superposition and fossil succession.

    • C. 

      The relative scale of geologic time is based on sedimentary archives, whereas absolute dating provides a final comparison between two geological entities.

    • D. 

      The relative scale of geologic time is based on event stratigraphy and marker beds, whereas absolute dating provides a numeric scale in which events are measured by isotopes and fossils.

    • E. 

      There is no difference between the relative scale and the absolute scale of geologic time.

Back to Top Back to top