Chapter 2 - Living things in their Environment

an area where living things interact with one another and with nonliving things

• ecosystem

• population

• community

• habitat

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a group of organisms of the same species living together in an ecosystem

• ecosystem

• population

• community

• habitat

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all the populations living in an ecosystem

• ecosystem

• population

• community

• habitat

the part of an ecosystem in which an organism lives

• ecosystem

• population

• community

• habitat

an organism’s role in an ecosystem

• habitat

• niche

• diversity

• competition

the variety of species in an ecosystem

• niche

• producer

• diversity

• consumer

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an organism that makes its own food

• consumer

• producer

• food chain

• competition

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a sequence of connected producers and consumers

• food chain

• energy pyramid

• food web

• diversity

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an organism that eats other organisms

• producer

• consumer

• bigger

• dinosaur

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a group of connected food chains in an ecosystem

• food chain

• food web

• competition

• diversity

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