Fusulinids, greatly diversified in the Pennsylvanian and Permian, ...

[abarnes]

Fusulinids, greatly diversified in the Pennsylvanian and Permian, are one of the most useful guide fossils for those periods.
  Indicate whether the statement is true or false

Question 2

Ice Ages ____.
 A)have occurred regularly through Earth's history
 B)have glacial episodes separated by very short interglacial stages
 C)result from declines in sea level
 D)are the result of variations in the amount of solar heat received
 E)occur whenever accumulation of snow exceeds wastage

[bhavsar]

Answer to Question 1

True

Answer to Question 2

D

[abarnes]

Thank you

[bhavsar]

No problemo