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5.12B,3.12B,4.12B
Food Webs
| Question | Answer |
|---|---|
| cycling of matter | the movement of materials through an ecosystem as they are used, broken down, and reused by different organisms. |
| consumer | a living thing that must eat other organisms to get its food and energy. |
| decomposers | organisms that break down dead plants and animals and return nutrients back to the soil. |
| ecosystem | a community of living organisms interacting with the nonliving parts of their environment. |
| food web | a diagram that shows how multiple overlapping food chains connect in an ecosystem. |
| organism | any individual living thing, such as a plant, animal, or fungus. |
| producer | a living thing, like a plant, that can make its own food using sunlight. |
| sun | the star at the center of our solar system that provides light and heat energy to earth. |
| flow of energy | the path that energy takes through an ecosystem, moving from the sun to producers and then to consumers. |
| food chain | a single, straight path showing how energy moves from one living thing to another. |
| transfer of energy | the passing of energy from one object or organism to another. |
| community | all the different populations of living things that live and interact together in an area. |
| photosynthesis | the process plants use to turn sunlight, water, and air into food energy. |
| population | a group of individuals belonging to the exact same species living in the same area. |
| predator | an animal that hunts, catches, and eats other animals to survive. |
| prey | an animal that is hunted and eaten by a predator. |
| environment | all the living and nonliving things that surround an organism. |