2. Which group became extinct during the Cretaceous Period before the great extinction?
a) Sauropods
b) Pachycephalosaurs
c) Icthyosaurs

3. Badlands National Park, where many Cretaceous fossils have been discovered, is in which state?
a) Virginia
b) Tennessee
c) South Dakota

4. Which dinosaur is named after the provincial capital of Alberta?
a) Albertosaurus
b) Edmontosaurus
c) Edmontonia

5. The Deccan Traps, which are believed to have killed off the dinosaurs, are in which country?
a) Mexico
b) India
c) Italy