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Zoology Quiz Chapter 12

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Question
Answer
How many years has the term "dinosaur" been around?   170 years  
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What evidence do we have that dinosaurs probably roamed the earth with humans?   1. Ancient artwork 2. Unfossilized tissue found in dinosaur bones  
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What is a paleontologist?   A scientist who studies fossils.  
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Once a fossil is identified as coming from a reptile, what causes paleontologists to call it a dinosaur fossil?   The way it walked.  
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All dinosaurs fit into two groups. What are they?   1. Ornithischian = bird hipped 2. Saurischia = lizard-hipped KNOW HOW TO SPELL SCIENTIFIC NAMES AND KNOW IF IT WAS BIRD OR LIZARD-HIPPED.  
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"saur" or "saurus" means what in Greek?   Lizard  
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What are gastroliths?   Small stones swallowed by animals to help them digest their food.  
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What are 3 reasons dinosaurs may have become extinct?   The ice age may have limited their food supply, changes in the climate as a result of the Flood, and hunted to extinction.  
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The Brontosaurus is a real dinosaur. T or F   False  
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Lizard-hipped dinosaurs are divided into two groups. What are they?   1. Sauropods=lizard-footed (they walked on all fours) 2. Theropod=beast-footed (they walked on two legs. KNOW ALL THIS INFORMATION.  
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Ornithischia or bird-hipped dinosaurs are related to birds. T or F   False. Despite their name, paleontologists don't think they are related to birds. (It is the theropods they think may be related to birds.)  
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Created by: elizabethzoology
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