1. Chapter 5 Lesson 2 Interactions Among Living Things
food chain
food web
herbivore
carnivore
omnivore
predator
prey
scavenger
symbiosis
mutualism
parasitism
commensalism
Chapter 5 Lesson 2 Interactions Among Living Things

2. 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

3. food web – n. a group of food chains in an ecosystem that are connected

4. herbivore – n. an animal that eats only plants

5. carnivore – n. an animal that eats only the flesh of other animals

6. omnivores – n. plural of omnivore; an animal that eats both animal flesh and plants

7. predators – n. plural of predator: an animal that hunts and kills others animals for food

8. prey – animals that are hunted for food.

9. 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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