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15 Cards in this Set
- Front
- Back
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photosynthesis |
The process in which plants use energy from the Sun to change carbon dioxide and water into sugar and oxygen |
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respiration |
The process in which oxygen and sugar combine to produce carbon dioxide and water, while releasing stored energy. |
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evaporation |
The process of water changing from the liquid state to the gas state. |
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nitrogen fixation |
The process of nitrogen gas changing into useable nitrogen compounds. |
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precipitation |
Rain, snow, hail, or any other form of water that falls to Earth’s surface from clouds. |
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transpiration |
The process through which water evaporates from a plant’s leaves. |
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consumer |
An organism that eats other organisms |
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decomposer |
an organism that breaks down dead organisms to release carbon |
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energy pyramid |
A model That shows how much energy moves one trophic level to another |
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food web |
The overlapping of food chains in an ecosystem |
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producer |
An organism that produces its own food |
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trophic level |
Each step in the movement of energy through a food web |
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water |
what most living things are composed of |
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plants |
largest producer on land |
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alage |
largest producer in water |
