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