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| a community of organisms living in a particular environment and the physical elements in that environment with they interact. |
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| the layer around the Earth in which life occurs naturally. |
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| the living parts of an ecosystem. |
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| nonliving parts of an ecosystem. |
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| an individual form of life that is a body made up of organs,organelles,or other parts that work together to carry on the processes of life. (made up of one or more cells.) |
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| group of organism that can reproduce to make fetile offspring. (babies can have babies) |
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| a collection of organisms of a particular species. |
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| the variety of organisms found in a given ecosystem. |
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| the number of individuals in a population. |
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| the number of individuals that live in a given area. |
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| the way the indiviuals of the population are arranged in space. |
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| a population grows when more individuals are born than die in a given period. |
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| a graph that represents a J-shaped population growth. |
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| the population size that an eniroment can sustain. |
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| is a population model where exponential growth is limited by density dependent factors. |
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a regular progressionof species replacement in an ecosystem.
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| succession that occurs where life has not existed before. |
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| sucession that occurs in areas where there was previous growth. |
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| the first organism to colonize a new habitat. |
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| one of the steps in a food chain/food pyramid. |
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| an organism that can get energy from inorganic molecules. |
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| makes energy from sunlight. |
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| Chembsynthetic autotroph- |
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| make energy from chemicals. |
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| determines the amount of energy available in an ecosystem. |
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| all organisms that consume plants or other organismsto get energy. |
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| are animals that eat plants |
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| are animals that eat plants and animals. |
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| are animals that eat other animals. |
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| includes life history, and place in the food chain. |
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| organism and feeds on it without immediatley killing it. (Benifits 1) |
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| a cooperative partnership between two species in which both species. (Benfits 2) |
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| a relationship in which one species benefits and the other id neither harmed nor helped. |
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| the one kills and eats another. |
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