1) a large, natural stream of water a) ecosystem b) river c) food chain 2) a series of animals and plants in which each one feeds on the one below it a) ecosystem b) river c) food chain 3) a group of animals and plants, the place they live in, and how they act together a) ecosystem b) river c) food chain 4) how high or low something is a) food chain b) drought c) level 5) a long time of very dry weather a) food chain b) drought c) level 6) a contest or struggle between two or more people or animals a) negative b) nature c) competition 7) things like rivers, trees, and animals a) negative b) nature c) competition 8) something is bad a) negative b) nature c) competition 9) something is good for you a) negative b) positive c) competition 10) things that you can use a) negative b) positive c) resources

G4-ELA-U2P2: REVIEW KEYWORDS

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