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Eco. Energy Flow
Ecosystems Energy Flow
| Definitions | Terms |
|---|---|
| A nonliving part of an organism's habitat. | abiotic factor |
| An organism that eats only animals. | carnivore |
| All the different populations that can live together in a certain area. | community |
| An organism that obtains energy by feeding on other organisms. | consumer |
| An organism that gets energy by breaking down biotic wastes and dead organisms and returns raw materials to the ecosystem. | decomposer |
| A diagram that shows the amount of energy that moves from one feeding level to another in a food web. | energy pyramid |
| The community of organisms that live in a particular area, along with their nonliving environment. | ecosystem |
| Organisms leaving a population | emigration |
| A series of events in an ecosystem in which organisms transfer energy by eating and by being eaten. | food chain |
| A living or once living part of an organism's habitat. | biotic factor |
| Organisms that only eat plants. | herbivore |
| An environment that provides the things a specific organism needs to live, grow, and reproduce. | habitat |
| The pattern of overlapping feeding relationships or food chains. | food web |
| An environmental factor that causes a population to decrease in size. | limiting factor |
| Organisms going into a population. | immigration |
| Organisms that eat both plants and animals. | omnivore |
| A living thing. | organism |
| An organism gets food, water, shelter, and other things from its environment that it needs to live and grow. | resources |
| A carnivore organism that feeds on the bodies of dead organisms. | scavenger |
| An organism that can make its own food. | producer |
| All the members of the same species living in the same area. | population |
| The particular role of an organism in its environment inculding the type of food it eats, how it obtains its food, and how it interacts with other organisms. | niche |