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Definition
| all of the living and nonliving things that interact in a particular enviroment. ex:prarie and rainforest |
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Definition
| all of the living and nonliving things that interact in a particular enviroment. ex:prarie and rainforest |
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| the place where an organism lives that provides the thing the organism needs. they provide food water and shelter. |
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Definition
| the living parts of an ecosystem. animals and plants |
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| nonliving parts of an ecosystem. which is the water, sunlight(where most of ecosystem energy comes from), oxygen, temperature and soil |
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| all the members of one species in a particular area. ex: frogs in the same pond and daisies in the same field. |
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Definition
| similar to a population but all the animals work together for the benefit of the whole group. ex: ants in the same mound and bees |
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Definition
| all the different populations that live together. pond community consists of minnos catfish turtles and lily pads |
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Definition
the smallest unit of organization within an ecosystem
ex. alion a bluebonnet |
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Definition
| the study of how living things interact with one another and with their enviroment |
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| energy roles in an ecosystem |
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Definition
| producer, consumer, and decomposer |
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Definition
| organisms that produce their own food and store energy. ex:plants |
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Definition
| organisms that obtain their food and energy by eating other organisms. ex: animals |
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| organisms that obtain energy by breaking down wastes and the remains of dead organisms. ex:mold and bacteria |
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Definition
a diagram used to show the flow of energy from organism to organism.
arrows go from what is producing the energy to what is consuming the energy |
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Definition
| a diagram that shows how many food chains are connected |
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Definition
| an outside change to an organisms enviroment that causes it to react. ex. light sound and temerature |
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Definition
| A change from inside organisms that causes it to react. ex. hunger thirst and sleepiness |
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