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Ecosystems voc. 4
Review of ecosystems-lesson 4 vocabulary
Question | Answer |
---|---|
food chain | a single path that shows the flow of energy and nutrients in an ecosystem |
food web | a connection of food chains to represent the interactions of organisms in an ecosystem |
energy pyramid | An ecological pyramid illustrating the energy flow within an ecosystem. |
consumer | an organisms that cannot make its own food |
producer | an organism that makes its own food |
predator | an organism that hunts other organisms for food |
prey | an organism that get hunted for food |
carnivore | an organism that eats meat only |
omnivore | an organism that eats both meat and plants |
herbivore | an organism that eat plants only |
decomposer | consumers that break down waste or dead organisms |
parasite | An organism that grows, feeds, and is sheltered on or in a different organism while contributing nothing to the survival of its host. |
host | a living animal or plant from which a parasite obtains nutrition. |