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Definition
| the process by which plants algae and come bacteria use sunlight carbon dioxide and water to produce carbohydrates and oxygen |
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| an organism that can make organic molecules from inorganic molecules (use photosynthesis or chemosynthesis) |
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| an organism that eats other organisms |
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| an organism that feeds by breaking down organic matter from dead organisms |
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Definition
| the process b which cells produce energy from carbohydrates, atmospheric oxygen combines w/ glucose to form water and co2 |
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| the pathway of energy transfer through various stages as a result of the feeding patterns of a series of organisms |
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| a diagram that shows the feeding relationships between organisms in an ecosystem |
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Definition
| one of the steps in a food chain |
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Definition
| the movement of carbon from the nonliving environment back to the living environment |
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| bacteria that converts atmospheric nitrogen into ammonia |
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| the process in which nitrogen circulates among air soil plants and animals in an ecosystem |
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| the movement of phosphorus in different chemical forms from the environment to organisms and then back to the environment |
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Definition
| a gradual process of change and replacement in a community |
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Definition
| a gradual process of change and replacement in a community |
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| succession that begins in an area that previously did not support life |
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| the process by which one community replaces another community that has been partially or totally destroyed |
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| a species that colonizes an uninhabited area and starts an ecological cycle in which many other species become established |
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Definition
| a final stable community in equilibrium with the environment |
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