Term
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Definition
| an organism that can make its own food |
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Term
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Definition
| an organism that obtains energy by feeding on other organisms |
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Definition
| consumers that eat only plants |
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Term
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Definition
| consumers that eat only meat |
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Term
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Definition
| consumers that eat both plants and animals |
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Term
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Definition
| a carnivore that feeds on the bodies of dead organisms |
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Term
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Definition
| break down biotic wastes and the bodies of dead organisms |
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Term
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Definition
| a series of events in which one organism eats another and obtains energy |
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Term
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Definition
| consists of many overlapping food chains in an ecosystem |
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Term
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Definition
| shows the amount of energy that moves from one feeding level to another in a food web. |
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Term
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Definition
| the process by which molecules of liquid water absorb energy and change to a gas |
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Term
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Definition
| the process by which a gas changes to a liquid |
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Term
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Definition
| rain, snow, sleet, and hail |
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Term
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Definition
| the process of changing free nitrogen into a useable form of nitrogen |
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Term
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Definition
| a groups of ecosystems with similar climates and organisms |
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Term
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Definition
| the average annual temperature and amount of precipitation |
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Term
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Definition
| an area that receives less than 25 cm of rain per year |
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Term
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Definition
| forest in which large amounts of rain fall each year |
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Term
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Definition
| a rain forest with moderate temperatures and huge trees |
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Term
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Definition
| a rain forest with tree layers, hot temperatures, and found near the equator |
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Term
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Definition
| the tallest layer of the rain forest (70 m) |
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Term
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Definition
| trees up to 50 m tall in a rain forest |
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Term
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Definition
| A layer of trees and vines 15 m high in a rain forest |
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Term
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Definition
| an area that is populated mostly by grasses and other nonwoody plants (25-75 cm of rain per year) |
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Term
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Definition
| receives as much at 120 cm of rain each year |
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Term
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Definition
| trees that shed their leaves and grow new ones each year |
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Term
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Definition
| dense forests found in the upper regions of the northern hemisphere |
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Term
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Definition
| trees that produce their seeds in cones and have leaves shaped like needles |
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Definition
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Term
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Definition
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Term
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Definition
| where fresh water of a river meets the salt water of an ocean |
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Term
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Definition
| located on the shore between the highest high-tide line and the lowest low-tide line |
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Term
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Definition
| region of shallow water found below the low-tide line and extending over the continental shelf |
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Term
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Definition
| the study of where organisms live and how they got there |
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Term
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Definition
| the process of the continents drifting apart over millions of years |
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Term
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Definition
| movement of organisms from one place to another |
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Term
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Definition
| an organism that is carried into a new location by people. |
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