Podcast
Questions and Answers
Which factor is most directly associated with the extinction event that eliminated all non-avian dinosaurs?
Which factor is most directly associated with the extinction event that eliminated all non-avian dinosaurs?
- The diversification of dinosaurs into a vast range of shapes and sizes.
- The development of parental care among certain dinosaur species.
- The emergence of bipedal carnivores known as theropods.
- An asteroid impact. (correct)
What evolutionary relationship do birds have to other types of dinosaurs?
What evolutionary relationship do birds have to other types of dinosaurs?
- Birds are only distantly related to dinosaurs, sharing a common ancestor millions of years ago.
- Birds evolved from pterosaurs, which were closely related to dinosaurs.
- Birds are not related to dinosaurs, having evolved from a separate reptile lineage.
- Birds are the direct descendants of theropod dinosaurs. (correct)
Which group of dinosaurs does the content specifically mention?
Which group of dinosaurs does the content specifically mention?
- Theropods (correct)
- Triceratops
- Sauropods
- Stegosaurs
What evidence suggests social behavior among dinosaurs?
What evidence suggests social behavior among dinosaurs?
Which of the following characteristics describes theropods?
Which of the following characteristics describes theropods?
Flashcards
Theropods
Theropods
Bipedal, carnivorous dinosaurs; a diverse group.
Cretaceous Extinction
Cretaceous Extinction
Non-avian dinosaurs disappeared at the end of this period.
Asteroid Impact
Asteroid Impact
Possible factor in dinosaur extinction.
Dinosaur Parental Care
Dinosaur Parental Care
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Study Notes
- Dinosaurs diversified into a vast range of shapes and sizes.
- Theropods were bipedal carnivores that existed during the time of the dinosaurs.
- Evidence of parental care among dinosaurs has been discovered.
- Dinosaurs, excluding birds, went extinct by the end of the Cretaceous period.
- An asteroid impact may have contributed to the extinction of the dinosaurs.
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