- 1. What type of climate was predominant during the Cretaceous Period?
A) Cold and dry
B) Hot and arid
C) Warm and humid
D) Temperate and rainy
- 2. Which group of animals were dominant in the Cretaceous Period?
A) Reptiles
B) Mammals
C) Insects
D) Dinosaurs
- 3. Which famous dinosaur lived during the Cretaceous Period?
A) Brachiosaurus
B) Tyrannosaurus rex
C) Stegosaurus
D) Triceratops
- 4. Which Cretaceous dinosaur is famous for its long neck and tail?
A) Stegosaurus
B) Brachiosaurus
C) Tyrannosaurus rex
D) Triceratops
- 5. What is the name of the supercontinent that began breaking apart during the Cretaceous Period?
A) Gondwana
B) Pangaea
C) Laurasia
D) Eurasia
- 6. During the Cretaceous Period, what covered much of what is now North America and Europe?
A) Rainforests
B) Shallow seas
C) Deserts
D) Glaciers
- 7. Which famous dinosaur had three horns on its skull?
A) Tyrannosaurus rex
B) Brachiosaurus
C) Stegosaurus
D) Triceratops
- 8. What group of reptiles became extinct at the end of the Cretaceous Period along with the dinosaurs?
A) Plesiosaurs
B) Ichthyosaurs
C) Mosasaurs
D) Pterosaurs
- 9. What is the name of the geological period before the Cretaceous Period?
A) Triassic Period
B) Jurassic Period
C) Cambrian Period
D) Permian Period
- 10. Which plant-eating dinosaur had armor-like plates along its back during the Cretaceous Period?
A) Brachiosaurus
B) Stegosaurus
C) Triceratops
D) Ankylosaurus
- 11. Which of the following marine creatures lived during the Cretaceous Period?
A) Nautiloids
B) Octopuses
C) Ammonites
D) Clams
- 12. What type of plant did the sauropod dinosaurs mainly eat during the Cretaceous Period?
A) Ferns
B) Flowering plants
C) Ginkgo trees
D) Conifers
- 13. Which modern-day group of reptiles first appeared during the Cretaceous Period?
A) Crocodiles
B) Lizards
C) Snakes
D) Turtles
- 14. Roughly, how long ago did the Cretaceous Period start?
A) 50 million years ago
B) 100 million years ago
C) 145 million years ago
D) 200 million years ago
- 15. What major group of organisms first appeared in the Cretaceous Period?
A) Amphibians
B) Dinosaurs
C) Flowering plants
D) Ferns
- 16. What is the name of the supercontinent during the Cretaceous Period?
A) Rodinia
B) Gondwana
C) Laurasia
D) Pangaea
- 17. Which ocean began forming during the Cretaceous Period?
A) Atlantic Ocean
B) Arctic Ocean
C) Pacific Ocean
D) Indian Ocean
- 18. Which group of marine reptiles thrived during the Cretaceous Period?
A) Mosasaurs
B) Pterosaurs
C) Plesiosaurs
D) Ichthyosaurs
- 19. During the Cretaceous Period, what covered most of the Earth's landmasses?
A) Grasslands
B) Polar ice caps
C) Deserts
D) Tropical forests
- 20. What type of sea covered a significant portion of the central United States during the Cretaceous Period?
A) Pacific Ocean
B) Mediterranean Sea
C) Arctic Ocean
D) Western Interior Seaway
- 21. Which plant-eating dinosaur with a sail on its back lived during the Cretaceous Period?
A) Parasaurolophus
B) Pachycephalosaurus
C) Spinosaurus
D) Ankylosaurus
- 22. What distinctive feature did many insect species develop during the Cretaceous Period?
A) Scales
B) Stingers
C) Wings
D) Antennae
- 23. During the Cretaceous Period, what geological process led to the rise of the Rocky Mountains?
A) Laramide Orogeny
B) Glaciation
C) Erosion
D) Subduction
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