Ecosystems

An ecosystem is a community of animals and plants interacting with their ____________.

• habitat
• climate
• environment
• community

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Which answer best describes a producer in an ecosystem?

• a living organism
• a living organism that produces its own food
• a living organism that produces its own food and is food for other living organisms
• a living organism that produces and consumes other living organisms

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Which answer best describes a consumer in an ecosystem?

• A living organism that eats other living organisms
• Someone that buys something
• A living organism that produces food for other living organisms
• An abiotic factor

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Which answer best describes a decomposser?

• an organism that produces oxygen
• an organism that is dead and decomposing
• an organism that is not natures recycler
• an organism that gets energy by breaking down dead organisms

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A group of bunnies living in the forest is an example of a __________.

• Population
• Ecosystem
• Individual
• Community

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What is the difference between a community and an ecosystem?

• They are not different at all.
• A community is how living things that have something in common work together and an ecosystem is living and nonliving things working together.
• Only an ecosystem works together.
• Only a community works together. 

Which is a non-living part of an ecosystem?

• Sunlight
• Air
• Water
• All of these

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What is the name for all the living things in an ecosystem?

• Population
• Community

An individual living thing is a/an __________.

• habitat
• ecosystem
• organism
• population

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Energy flow for an ecosystem starts with...

• Sun
• Moon
• Neither

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