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Geologic Periods (Grade 9)

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Geologic Periods

1. 
Number the periods of the Phanerozoic era from oldest (1) to most recent (12).

           Cambrian

           Neogene

           Devonian

           Cretaceous

           Permian

           Paleogene

           Jurassic

           Ordovician

           Carboniferous

           Quaternary

           Triassic

           Silurian
2. 
The "Cambrian explosion" refers to
  1. a period of mass extinction
  2. a long period of violent volcanic activity
  3. the period of rapid appearance of a large variety of animals
  4. the time during which the supercontinent Pangaea broke apart
3. 
The Carboniferous Period is noted for its large-scale formation of which of the following?
  1. coal beds
  2. volcanoes
  3. supercontinents
  4. microorganisms
4. 
Which of the following periods is included in "the age of mammals"?
  1. Devonian
  2. Jurassic
  3. Neogene
  4. Silurian
5. 
Which two geologic periods are collectively referred to as "the age of fishes"?
  1. Paleogene and Neogene
  2. Cambrian and Ordovician
  3. Triassic and Jurassic
  4. Silurian and Devonian
6. 
Which geologic period is included in the "age of reptiles"?
  1. Ordovician
  2. Carboniferous
  3. Quaternary
  4. Cretaceous
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