Geological Time Scale
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16 QuestionsShow answers
  • Question 1
    20 seconds
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    Q.

    In which time period are we currently living?

    answer choices

    Precambrian Time

    Paleozoic Era

    Mesozoic Era

    Cenozoic Era

  • Question 2
    20 seconds
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    Q.

    Jellyfish are one of the oldest species on Earth. In what time period did they first appear?

    answer choices

    Precambrian Time

    Paleozoic Era

    Mesozoic Era

    Cenozoic Era

  • Question 3
    20 seconds
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    Q.

    In what time period did Pangaea, the super continent, appear?

    answer choices

    Precambrian Time

    Paleozoic Era

    Mesozoic Era

    Cenozoic Era

  • Question 4
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    Q.

    Dinosaurs, small mammals, and birds are found in this time period.

    answer choices

    Precambrian Time

    Paleozoic Era

    Mesozoic Era

    Cenozoic Era

  • Question 5
    30 seconds
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    Q.

    Which fossil is the youngest?

    answer choices

    fossil A

    fossil B

    fossil C

    fossils A and B are the same age

  • Question 6
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    Q.

    What is the importance of studying fossils?

    answer choices

    to provide information about how current life forms would exist in previous environmental conditions

    to provide information about how life and environmental conditions may have changed

    to provide information about how previous life forms would exist in current environmental conditions

  • Question 7
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    Q.

    6. A branch of geology dealing with the arrangement of sedimentary rock layers or strata?

    answer choices

    Stratigraphy

    Geography

    Photography

    Biography

  • Question 8
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    Q.

    Geologists assume the newest rock layers are on top of the older ones, unless some type of disturbance occurs, in known as …

    answer choices

    Law of Inclusions

    Law of Crosscutting

    Law of Conservation

    Law of Superposition

  • Question 9
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    Q.

    Determines the “relative” order of past events but not the absolute age.

    answer choices

    Absolute age

    Relative age

    Real age

    New age

  • Question 10
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    Q.

    Uses the decay of radioactive elements to find the ___________________________ of a rock or fossil.

    answer choices

    Relative age

    Absolute age

    New age

    Real Age

  • Question 11
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    Q.

    These specialized fossils indicate to geologists the boundaries in geological time and determine the age of rocks.

    answer choices

    Index fossils

    Limestone fossils

    Amber fossils

    Cast fossils

  • Question 12
    20 seconds
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    Q.

    This chronological time chart is broken into different time chunks, the largest being the Eon, then Era, Period, and Epoch.

    answer choices

    Timeline

    Calendar

    Geological time scale

    Time chart

  • Question 13
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    Q.

    Approximately how old is the Earth?

    answer choices

    4.6 billion years old

    4.6 million years old

    5 billion years old

    5 million years old

  • Question 14
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    Q.

    History of life as documented by all fossils, preserved in sedimentary rock strata is known as the _________________________.

    answer choices

    Rock record

    Fossil record

    Geology record

    Petrified record

  • Question 15
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    Q.

    Preserved remains of plant and animals from the remote past are called _______________.

    answer choices

    Rocks

    Dinosaurs

    Strata

    Fossils

  • Question 16
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    Q.

    The end of life for a group of organisms, usually a species, is called a(n) ________________.

    answer choices

    Extinction

    Retirement

    Endangerment

    Catastrophe

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