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27 Cards in this Set
- Front
- Back
A dinosaur is... |
A Mesozoic terrestrial reptile that walks with an upright stance. |
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The largest known dinosaur is ___________. |
Argentinosaurus |
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Dinosaurs lived in which era? |
The Mesozoic |
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Dinosaur fossils are found... |
all over the world. |
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A fossil is... |
evidence of life preserved in rocks. |
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Scientist who study fossils are called... |
paleontologists. |
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The first described Iguanodon bones were collected by... |
Maryann Mantell |
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Sir Richard Owen described the Dinosauria in the year _________. |
1842 |
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The "Bone Wars" were waged between... |
Cope and Marsh. |
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The scientists most responsible for revolutionizing out perceptions of dinosaurs were... |
Ostrom, Bakker, and Gauthier. |
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The basic foundation of scientific inquiry is... |
evidence gathered from the natural world. |
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Quadrupedal means... |
walks on four feet. |
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Upright stance means... |
walks with legs directly under body. |
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The primary division among reptiles is... |
the arrangement of their skull bones. |
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Post orbital means... |
behind the eye. |
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A fenestra is... |
a hold in the skull. |
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Diapsida have how many post orbital fenestrae? |
2 |
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Synapsids are known as the... |
mammal-like reptiles.
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The fenestrae in diapsid skulls serve what function? |
Lighten the skull and provide more space for muscle attachment. |
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The hierarchical classification of living and extinct organisms into distinct groups is called... |
taxonomy. |
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A fundamental of organisms that originated from a common ancestor is called... |
phylogeny. |
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A branch on a phylogeny is a... |
clade. |
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A type of fossil that tells us most about the appearance of an extinct animal is a... |
body fossil. |
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The replacement of original material by minerals carried in groundwater is called... |
preservation. |
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An ectothermic animal... |
derives its body heat from the surrounding air. |
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An endothermic animal is also called... |
warm blooded. |
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The line of reptiles that includes the dinosaurs is the... |
Diapsids. |