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14 Cards in this Set
- Front
- Back
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permafrost
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soil that is frozen all year
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desert
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an area that recieves less than 25 centimeters of rain a year
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deciduous trees
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trees that shed their leaves and grow new ones each year
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hibernation
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a low-energy state similar to sleep that some mammals enter in the winter
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tundra
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an extremely cold, dry biome
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savanna
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a grassland close to the equator
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intertidal zone
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the area between the highest high-tide line and the lowest low-tide zone
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coniferous trees
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trees that produce their seeds in cones and have needle-shaped leaves
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neritic zone
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the region of shallow ocean water over the continental shelf
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grassland
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an area populated by grasses that gets 25 to 75 centimeters of rain each year
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estuary
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a habitat in which the fresh water of a river meets the salt water of the ocean
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biome
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a group of ecosystems with similar climates and organisms
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understory
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a layer of shorter plants that grow in the shade of a forest canopy
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canopy
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a leafy roof formed by tall trees
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