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4
|
The continuous circulation of water in systems throughout the planet, involving condensation, precipitation, runoff, evaporation and transpiration
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9
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A body part or behavior that helps a plant or animal to survive
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10
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The process of changing from a gaseous to a liquid or solid state
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11
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An animal that lives in, or is adapted to living in trees
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13
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An animal without a backbone
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16
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An organism that captures another organism to obtain food
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17
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Protective coloration or shape that helps to hide an animal from its predators or prey
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18
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An area occupied and defended by an animal for such purposes as mating, nesting, and feeding. Territories are common among vertebrates, particularly birds.
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19
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Active at night
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1
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An animal that eats both animals and plants
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2
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The layer of the forest formed by the crown of tall trees, often 65-100 feet (20- 30 meters) tall
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3
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One population of organisms, all the members of which are able to breed amongst themselves and produce fertile offspring
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5
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An evergreen forest with abundant rainfall and a warm, humid climate located between the Tropics of Cancer and Capricorn
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6
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The amount of water vapor in the air
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7
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Derived from living organisms
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8
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The environment in which an organism lives
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12
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The broadened base of a tree trunk that helps to support the tree
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14
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The function or role of a given species in a community
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15
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An animal taken by a predator as food
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20
|
Rainfall not absorbed by soil
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