Energy Flow in Food Webs- McGraw Hill

What is a producer in an ecosystem?

• An organism that makes its own food

• An organism that consumes other organisms

• An organism that decomposes dead material

• An organism that provides shelter

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Understanding

What role do decomposers play in an ecosystem?

• They produce food for other organisms

• They consume producers

• They break down dead organisms

• They compete with consumers

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Understanding

What might happen if meerkats were removed from a food web?

• The number of eagles would increase

• The number of lizards might decrease

• The number of plants would decrease

• The number of insects would decrease

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Analyzing

Predict the impact on the ecosystem if Texas rat snakes were removed.

• The number of rats might increase

• The number of hawks would decrease

• The number of plants would increase

• The number of insects would decrease

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Analyzing

Evaluate the effect of removing a plant-eating animal from a food web.

• The number of plants would increase

• The number of decomposers would decrease

• The number of producers would decrease

• The number of consumers would increase

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Evaluating

Energy flows from the Sun through producers and then through a series of (a)   .

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Understanding

Without bats, the population of (a)   might increase, affecting farm crops.

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Analyzing