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Definition
| an organism that can make organic molecules from inorganic molecules; a photosynthetic or chemosynthetic food source in an ecosystem. |
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Definition
| the production of carbohydrates through the use of energy from inorganic molecules instead of light. |
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Term
| Gross Primary Productivity |
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Definition
| the rate at which organic matter is assimilated by plants and other producers during a period of time. |
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Definition
| any organic material that has been produced in an ecosystem. |
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Definition
| the rate at which biomass accumulates in an ecosystem. |
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Definition
| an organism that eats another organism or organic matter instead of producing its own nutrients or obtaining materials from other organic organisms. |
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Definition
| an organism that eats only plants. |
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Definition
| an organism that eats animals. |
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Term
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Definition
| an organism that eats a variety of living things, including animals and plants. |
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Definition
| a consumer that feeds on dead organisms or on the parts or wastes of organisms. |
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Definition
| an organisms that feeds by breaking down organic matter from dead organisms; examples are bacteria and fungi. |
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Definition
| an organism's relative position in a sequence of energy transfers om a food chain or food pyramid, examples include producers and primary, secondary, and tertiary consumers. |
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Definition
| the pathway of energy transfer through various stages as a result of the feeding patters of a series of organisms. |
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Definition
| a diagram that shows the feeding relationships among organisms in an ecosystem. |
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