Download - 2.2 interactions among living things ch5 l2
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Interactions Among Living Things
Chapter 5, Lesson 2
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1. food chain…• is the energy in food that is passed from one
organism to another.• is the path energy takes from producers to
consumers to decomposers.
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2. food web…• shows the relationship between all of the
species in a community.• shows how populations must compete for
food.• is a map of overlapping food chains.
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3. herbivores…
• eat plants, algae, and other producers.
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4. carnivores
• eat herbivores, and other animals
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5. predators…
• living things that hunt other living things for food
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6. prey….
• are the hunted.
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7. scavengers…
• are meat eaters, but don’t hunt.
• they feed on the remains of dead animals.
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8. omnivore….
• eats both animals and plants.• people are omnivores.
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9. symbiosis….
• a relationship between two kinds of organisms that lasts over a period of time.
• there are different kinds.
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10. mutualism…
• a relationship between two kinds of organisms benefits both of them.
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11. parasitism…
• is a relationship in which one kind of organism lives on or in another organism and may harm that organism. (ex. a mosquito or flea)
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12. commensalism…
• is a relationship in which one organism benefits from another without harming or helping it.