chapter 5 lesson 2 interactions among living things
TRANSCRIPT
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Chapter 5 Lesson 2
Interactions Among
Living Things
food chainfood webherbivorecarnivoreomnivorepredator
preyscavengersymbiosismutualismparasitism
commensalism
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food chain - a group of living things that form a chain in which the first living thing is eaten by the second, the second is eaten by the
third, and so on
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food web – n. a group of food chains in an ecosystem that are connected
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herbivore – n. an animal that eats only plants
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carnivore – n. an animal that eats only the flesh of other animals
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omnivores – n. plural of omnivore; an animal that eats both animal flesh and plants
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predators – n. plural of predator: an animal that hunts and kills others animals for food
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prey – animals that are hunted for food.
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scavenger – n. an animal that feeds on other animals
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symbiosis – a relationship between two living things that lasts over a period of time
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mutualism – when a relationship between two kinds of organisms benefits both of them
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parasitism – when an organism lives on or in another organism and may harm that organism.
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commensalism – when an organism benefits from another organism without harming or
helping it.
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