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Home Q & A Board Biology-Related Homework Help Environmental and Conservation Biology
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miguelb80 miguelb80
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6 years ago

The craton can be divided into two components, which are a(n):
  a. mobile belt and a sub-craton.
  b. sub-craton and a platform.
  c. platform and a mobile belt.
  d. shield and a platform.
  e. epeiric sea and a platform.




Q. 2 -

The Precambrian comprises what percent of geologic time?
  a. 99
  b. 88
  c. 77
  d. 66
  e. 55




Q. 3 - During the last two million years, there have been at least ____________________ warm-cold cycles. Fill in the blank(s) with the appropriate word(s).


Q. 4 -

The orogens along the west coasts of the Americas, the eastern margin of Asia and the islands north of
  Australia and New Zealand are part of the _________________________. Fill in the blank(s) with the appropriate word(s).
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KdayKday
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6 years ago
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miguelb80 Author
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#2
6 years ago
Great answer!
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