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| Term | Definition |
|---|---|
| adaptation | a characteristic that helps an organism survive in it's enviornment |
| smog | a type of air formed by particles produced by burning fuels |
| prey | a living thing that is hunted for food |
| camouflage | an adaptation in which an animal protects itself against predators by blending in with the enviornment |
| predator | an animal that hunts other animals for food |
| ecosysten | all living and nonliving things in an enviornment including there interactions with each other |
| pollution | the addition of harmful substance to the enviornment |
| estuary | the boundary where a freshwater meets a saltwater enviornment |
| food web | the overlapping food chains in an ecosystem |
| food chain | the path that energy and nutrients follow in an ecosystem |