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Vocabulary Ecosystem
| Term | Definition |
|---|---|
| Organism | Any individual living thing |
| Ecosystem | All the living and nonliving things in an area that interact with each other |
| biotic | All of the living parts of an ecosystem |
| abiotic | All of the nonliving parts of an ecosystem |
| Consumer | An organism that eats other living things to get energy; an organism that does not produce its own food |
| producer | An organism that makes its own food; an organism that does not consume other plants or animals decomposer |
| decomposer | Organisms which carry out the process of decomposition by breaking down dead or decaying organisms |
| Community | A group of different populations that live together and interact in an environment |
| population | A group of organisms of the same species that share a habitat and can breed with each other |
| Habitat | The location in which an organism lives |
| interdependence | The way in which living organisms depend on each other to remain alive, grow, and reproduce |
| food chain | A path of energy that flows from one organism to the next (it flows from the sun to the producers to the primary consumers, then to the secondary consumers, to the tertiary consumers.) |
| food web | A diagram of several connected food chains |
| niche | he role that an organism plays in the habitat and lifestyle of a population |
| limiting factors | A resource or environmental factor that limits the size of a population. (the amount of water limits the amount of animals that can live there) |
| secondary consumer | an organism that eats the primary consumer |
| herbivore | an organism that only eats plants |
| carnivore | an organism that only eats meat |
| omnivore | an organism that eats both plants and meat |
| adaptation | The process by which the characteristics of a species change over many generations in response to the environment |
| predator | An organism, usually an animal, that kills another organism for food |
| prey | An organism that is hunted and eaten by another organism |
| photosynthesis | he process in which plants and some other organisms use the energy in sunlight to make food |
| chlorophyll | a green pigment that traps energy from the sun |
| symbiosis | The relationship between two organisms or species that live together in an environment |
| host | An organism that is infected by a parasite |
| parasite | An organism that lives in or on another organism (the host) and obtains nourishment from the host but provide nothing back to that host |
| environment | All the living and nonliving things that surround an organism |
| resource | A naturally material in or on Earth’s crust or atmosphere of potential use to humans |
Created by:
Crusher07
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