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Science Chapter 3
| Question | Answer |
|---|---|
| photosynthesis | The process by which a green plant turns water and carbon dioxide into food when the plant is exposed to light. |
| symbiosis | The close relationship two species share in an ecosystem. |
| mutualism | A relationship in which both species benefit. |
| commensalism | A relationship in which one species benefits and the other species in neither helped nor harmed. |
| parasite | An organism living on or inside another organism (host) that takes nutrients away from the host, which harms it. |
| community | The group of all populations in an area. |
| ecosystem | All the living and nonliving things in an area and their interactions. |
| predator | A consumer that hunts and eats another animal. |
| habitat | A place that provides all the things an organism needs to live. |
| prey | Any animal that is hunted by others for food. |
| population | A group of organisms of one species that live in an area at the same time. |
| competition | The struggle among organisms for the same limited resources. |
| food chain | A series of steps by which energy moves from one type of living thing to another. |
| producer | Organism that makes its own food for energy. |
| pollution | Any substance that damages the environment. |
| food web | A diagram that combines many food chains into one picture. |
| consumer | Organism that cannot make its own food. |
| conservation | An attempt to preserve or protect an environment from harmful changes. |
| environment | All of the conditions surrounding an organism. |
| decomposer | Organism that gets its energy by breaking down waste and dead organisms. |
Created by:
CoachD
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