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15 Cards in this Set
- Front
- Back
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Carnivores are an order of animals that belong to the class of ________________.
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mammals
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Dinosaurs may have become extinct because a _____ hit the Earth.
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meteor
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The reptile whose forlimbs have the bone structure needed to fly is the _______.
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pteranadon
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Of the following, the one that is a vertebrate is: bacteria, trilobite, starfish, or fish.
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fish
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The change in species over time is known as _________.
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evolution
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Who was the scientist who invented the classification system in use today?
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Carolus Linnaeus
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The beaks of the finches on the Galapagoes Islands were adapted for _______________.
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food-getting
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Explain Darwin's theory.
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The animals that have the best combination of inherited traits will survive and reproduce. Called Survival of the Fittest.
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The first horses were approximately the size of modern ___________.
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foxes
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The longest period in the geologic time scale is the _______ _______.
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Precambrian Time
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A possible explanation based on evidence is known as a ____.
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hypothesis
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The study of fossils is called _________.
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paleontology
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Of the following, which contains the most organisms: genus, order, class, phylum.
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phylum
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A species that does not have the traits needed to survive will likely _____ ______.
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become extinct
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Before fish, the dominant consumers in the ocean were __________.
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trilobites
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