Cycling of Matter in an Ecosystem

All organisms are made of

• matter

• producers

• decomposers

• consumers

• food chain

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NGSS.MS-LS1-1

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Organisms that use energy from the Sun to turn carbon dioxide and

water into glucose, or sugar and oxygen are called

• matter

• producers

• decomposers

• consumers

• food chain

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NGSS.MS-LS2-3

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...get their energy from breaking down dead matter.

• matter

• producers

• decomposers

• consumers

• food chain

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Organisms that eat other living things are called...

• matter

• producers

• decomposers

• consumers

• food chain

A diagram showing a single pathway that matter and energy follow

through an ecosystem is called a(n)...

• matter

• producers

• decomposers

• consumers

• food chain

A(n)________ can potentially threaten a stable food web.

• natural species

• invasive species

• strong predator

• weak consumer

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Which of the following is a nonliving part of the ecosystem?

• oak tree

• rabbit

• soil

• bacteria

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A decomposer is an important part of an ecosystem because it...

• produces its own food

• breaks down decaying organisms

• is nonliving

• relies on living animals for its food

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NGSS.MS-LS2-3

A consumer that eats only plants is called a(n)...

• herbivore

• carnivore

• omnivore

• producer

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A(n) _________ consumes both plants and animals.

• herbivore

• carnivore

• omnivore

• producer