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Ecosystem Dalton
Ecosystem test for fifth grade
| Term | Definition |
|---|---|
| Biomes | are large areas or environment that share the same general climate of temperature and rainfall. |
| ecosystem | is made up of living and nonliving things that interact with one another in a certain place. |
| biotic | living part of the ecosystem. |
| abiotic | nonliving part of the ecosystem. |
| habitat | is the place where an organism lives. |
| population | is a group of organisms of the same kind that live in a certain area. |
| community | includes all the populations of organisms living in a certain area. |
| symbiosis | relationship between two things that lasts for a long period of time. There are three types (parasitism, commensalism, mutualism). |
| parasitism | when one organism must live in or on another organism to get energy, and one is harmed. |
| commensalism | relationship between two things where one benefits and the other is neither benefited nor harmed. |
| mutualism | relationship between two things where they both benefit. |
| predation | is the relationship in which animals feed on other animals. |
| predator | an organism that is hunting. |
| prey | is the organism that is attacked. |
| herbivores | are consumers that eat only plants. |
| carnivores | are consumers that eat only other animals. |
| omnivores | are consumers that eat both plants and animals. |
| photosynthesis | the process by which plants use light energy to make sugars. |
| food chain | the series of steps showing the flow of energy through a community. |
| food web | the combination of all overlapping food chains in a community. It links producers, consumers, and decomposers, in an ecosystem. |
| producer | an organism that makes its own food through photosynthesis. |
| consumer | a living thing that obtains energy by eating other living things. |
| primary consumers | consumers that eat only producers. |
| secondary consumers | consumers that eat primary consumers. |
| decomposers | a living thing that breaks down the remains of dead organisms. They get their energy from the dead plants and animals that they break down. |
| scavenger | an animal that eats dead or rotting organisms, |