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| a straight line link between what eats what. For example: grass, mouse, hawk |
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| This describes all the food relationships in an ecosystem. It is a web and not a straight chain. |
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| a plant only eater (deer) (rabbit) |
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| eats both plants and animals (people and racoons) |
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| plants use photosynthesis to make their own food from sunlight and oxygen and carbon dioxide |
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| depends on energy sources gotten from eating other plants or animals |
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| worms, fungus, etc. break down dead matter |
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| the study of life and living systems in an environment and how these systems are connected to each other |
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| This consumer eats only plants and is next to the bottom of the food pyramid. |
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| a model for explaining how energy moves through the ecosytem |
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