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Unit 5 Organisms
Organisms and Environments
| Term | Definition |
|---|---|
| Ecosystem | all the living (biotic) and nonliving (abiotic) things that interact with each other in an environment |
| Population | a group of people or animals of a particular kind that live in a place |
| Community | populations of different kinds of organisms that live in the same place at the same time |
| Habitat | the environment where an organism lives |
| Producers | a living thing (such as a green plant) that makes its own food and is often a food source for other organisms |
| Consumers | organisms that get energy by eating other organisms |
| Decomposers | organisms that get their energy by feeding on dead materials and wastes |
| Interdependency | related in such a way that each needs or depends on the other |
| Aquarium | a container in which fish and other water animals and plants can live |
| Terrarium | a container that is ued for growing plants or keeping small animals indoors |
| Biome | a major type of community of certain kinds of plants and animals living together in a particular climate |
| Germinate | a seed begins to grow |
| Tropism | turning of a living organism to or away from light or heat |
| Photosynthesis | the process by which a green plant turns water, carbon dioxide, and sunlight into food |
| Fertilizer | a substance that is added to soil to help the growth of plants |
| Environment | the surroundings that an organism lives in |
| Carnivore | an animal that eats meat (other animals) |
| Omnivore | an animal that eats both plants and meat (other animals) |
| Algae | simple plants that have no leaves or stems that grow in water |
| Sun | The source of all energy in a food chain |