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Food Webs
Term | Definition |
---|---|
Food Web | a system of food chains showing different ways energy moves through an ecosystem |
Producer | an organism that makes its own energy |
Consumer | an organism that must eat to get energy |
Predator | an organism that hunts other animals |
Herbivore | a consumer that eats only plants |
Omnivore | a consumer that eats both plants and animals |
Carnivore | a consumer that only eats other animals |
Decomposer | an organism that decomposes organic material. Examples include bacteria and fungi. |
Photosynthesis | the process by which green plants and some other organisms use sunlight to produce foods from carbon dioxide and water. |
Energy Transfer | the movement of food energy from producers to consumers. |
Primary Consumer | an organism that feeds on primary producers |
Secondary Consumer | organisms that eat primary consumers for energy. |
Sun | the primary energy source. |