EAPS 112 - Chapter 16 Exam Questions & Answers 2023/2024
Why do geologists know more about Cenozoic rocks than rocks from other ages?
a. These rocks are at the bottom of the rock column, and thus, they have been well preserved.
b. They are the most accessible being at or near the surface.
c. ...
EAPS 112 - Chapter 16 Exam Questions
& Answers 2023/2024
Why do geologists know more about Cenozoic rocks than rocks from other ages?
a. These rocks are at the bottom of the rock column, and thus, they have been well preserved.
b. They are the most accessible being at or near the surface.
c. Most Cenozoic rocks are metamorphic.
d. There were no major glaciations or volcanic events during the Cenozoic.
e. Cenozoic rocks contain many fossils. - ANSWER-b. They are the most accessible being at or near the
surface
Which geological process was least important for the Gulf coastal plain area during the Cenozoic?
a. uplift
b. minor transgressions
c. detrital deposition
d. carbonate deposition
e. epeiric sea regression - ANSWER-a. uplift
During the Cenozoic, India travelled ________ and collided with Asia to form the ________ mountains.
a. southward; Himalayan
b. northward; Himalayan
c. northward; Ural
d. southward; Ural
e. northward; Alps - ANSWER-b. northward, Himalyan
Which statement best describes the motion of North America during the Cenozoic?
a. It remained stable as subduction on the western margin was balanced by a passive margin on the east
coast.
b. It moved eastward as the Pacific Ocean widened.
, c. It moved eastward as the Atlantic basin formed.
d. It moved westward as the Atlantic basin formed.
e. It moved northward as South America pushed it. - ANSWER-d. It moved westward as the Atlantic basin
formed
The present distinctive aspect of the Appalachian Mountains developed as a result of Cenozoic ________
.
a. glaciations
b. volcanic activity
c. uplift and erosion
d. subduction
e. continental collisions - ANSWER-c. Uplift and erosion
What type of faulting is responsible for the formation of the Basin and Range province?
a. convergent
b. rotational
c. normal
d. transform
e. reverse - ANSWER-c. normal
The Laramide Orogeny differed from previous North American Cordillera orogenies in that it occurred
farther ________ and igneous activity was less common than normal because ________ .
a. inland; the Farallon plate subduction angle became shallower
b. inland; the Farallon plate subduction angle became steeper
c. inland: subducting plates get colder as they move farther inland
d. offshore; the Farallon plate subduction angle became steeper
e. offshore; the Farallon plate subduction angle became shallower - ANSWER-a. inland, the Farallon plate
subduction angle became shallower
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