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T. Rex And The Crater Of Doom by Walter Alvarez - Exam
  • 1. What major theory does Walter Alvarez propose in the book?
A) Volcanic eruptions led to climate change
B) Ice Age caused dinosaur extinction
C) Dinosaurs evolved into birds
D) Asteroid impact caused the extinction of dinosaurs
  • 2. What element is found in high concentrations at the K-T boundary?
A) Titanium
B) Carbon
C) Iridium
D) Gold
  • 3. What was the immediate effect of the asteroid impact?
A) Flooding of the earth
B) Earthquakes
C) Tsunamis
D) Global wildfires
  • 4. Which term refers to the scientific study of fossils?
A) Archaeology
B) Paleontology
C) Geology
D) Anthropology
  • 5. Which of the following geological periods did the extinction event occur at the end of?
A) Paleocene
B) Triassic
C) Jurassic
D) Cretaceous
  • 6. How did other scientists initially react to Alvarez’s theory?
A) Indifferent
B) Skeptical
C) Enthusiastic
D) Supportive
  • 7. Which group of dinosaurs is specifically mentioned in the title?
A) Brachiosaurus
B) Tyrannosaurus rex
C) Triceratops
D) Velociraptors
  • 8. What did the iridium layer indicate?
A) Continental drift
B) Volcanic activity
C) Meteor shower
D) Extraterrestrial impact
  • 9. What did Alvarez use to support his theory of the asteroid impact?
A) Meteorological data
B) Fossilized remains
C) Biological adaptations
D) Geological evidence
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