Question Description
Directions: Select the Era that you studied. Answer four (4) of the following questions from option A, B or C. Be sure to answer in complete sentences. You may use diagrams to support your answers where appropriate.
A. Paleozoic Option:
1. Describe the major paleogeographic trends of the Cambrian period and how they affected patterns of sedimentation.
2. a) Why did greater carbonate deposition occur on the craton during the Ordovician and Silurian periods than during the Cambrian?
b) What evidence indicates that the Iapetus Ocean began closing during the middle Ordovician period?
3.Describe the origin and significance of
a) Silurian evaporates
b) Devonian-Mississippian
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