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| The living components of an ecosystem. |
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| The non-living components of an ecosystem. Example: Wind, Sun, Water, etc |
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| A group of organisms of the same species in an ecosystem. |
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| A group of different populations interacting in an ecosystem. |
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| All the organisms living in a particular area, as well as all the nonliving, physical components of the environment with which they interact. |
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| A region of land with characteristic climate, soil and organisms. |
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| Describes the conditions of the atmosphere in a certain area for a short period of time. Weather changes constantly. |
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| Describes the average weather that an area has over a long period of time. Climate does not generally change (can change over years). |
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| The areas on and around Earth that can sustain life. |
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| The air, in the biosphere, that surrounds Earth. |
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| The solid mineral material, in the biosphere, on Earth. |
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| The water, in the biosphere, on Earth. |
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| The role of an organism in an ecosystem. |
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| Plants that use energy from the sun to make nutrients they need to survive. |
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| Organisms that eat food made by producers. (Primary Consumer eats plants, Secondary Consumer eats meat) |
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| An animal that eats only plant material. |
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| An animal that eats only other animals. |
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| An animal that eats other animals and plant material. |
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| An organism that catches and eats other organisms of a different species. |
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| An organism that is caught and eaten by another organism of a different species. |
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| An organism that eats dead or decaying plant or animal matter. |
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| Organisms that break down the cells of dead or waste materials and absorb their nutrients. |
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| A sequence of feeding relationships among living organisms, as they pass on food energy. |
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| The movement of energy, which originally comes from the sun, from one organism to another. |
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| The network of feeding relationships among organisms. |
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| An interaction between two organisms of different species living in close proximity that lasts over time. |
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| A symbiotic relationship in which one of the partners is harmed and the other benefits. |
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| A symbiotic relationship in which both partners benefit. |
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| A symbiotic relationship in which one partner benefits and the other is indifferent. |
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| A pyramid showing the number of organisms at each level of a food chain. |
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| The process by which new species gradually replace old species in an ecosystem. |
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| When succession occurs with already existing soil. |
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| The ability to sustain something - to keep in healthy and continue in the same manner. |
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