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The Geology of the Grand Canyon
Contributed by: Hatton
  • 1. What rock type primarily composes the Grand Canyon's walls?
A) Igneous
B) Metamorphic
C) Sedimentary
D) Volcanic
  • 2. Which geologic time period is the oldest exposed rock in the Grand Canyon from?
A) Mesozoic
B) Paleozoic
C) Cenozoic
D) Precambrian
  • 3. What is the name of the oldest rock formation in the Grand Canyon?
A) Redwall Limestone
B) Kaibab Limestone
C) Bright Angel Shale
D) Vishnu Schist
  • 4. Which layer is known for its distinctive limestone formations in the Grand Canyon?
A) Devil's Corkscrew
B) Redwall Limestone
C) Bright Angel Shale
D) Hermit Shale
  • 5. What major river runs through the Grand Canyon?
A) Colorado River
B) Nile River
C) Missouri River
D) Rio Grande
  • 6. Which national park encompasses the Grand Canyon?
A) Yellowstone National Park
B) Zion National Park
C) Yosemite National Park
D) Grand Canyon National Park
  • 7. What rock formation caps the Grand Canyon?
A) Coconino Sandstone
B) Moenkopi Formation
C) Supai Formation
D) Kaibab Limestone
  • 8. What type of climate does the Grand Canyon have?
A) Tropical climate
B) Polar climate
C) Desert climate
D) Temperate climate
  • 9. The Grand Canyon is located in which U.S. state?
A) Nevada
B) Utah
C) Arizona
D) California
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