Food Chains and Ecosystems Review

What are plants called in a food web?

• Producers

• Decomposers

• Consumers

• Scavengers

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Why might an organism have more than one arrow coming from them in a food web?

• More than one organism may eat them.

• They may eat more than one other organism.

• This organism gets its energy from multiple sources.

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The diagram above shows a food web. In this food web, which of the following is necessary in order for all of the organisms to survive?

• . caterpillar

• fox

• partridge

• Sun

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What is a producer?

• Organism that makes its own energy

• Organism that breaks down dead organisms

• Organism that eats other organisms for food and energy

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What is an organism that produces its own food and gains its energy directly from the sun?

• Producer

• Omnivore

• Herbivore

• Consumer

Tags

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In the food web above, which population will INCREASE if the mouse population significantly declines?

• Snake

• Grasshopper

• Grass

• Hawk

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A series of events in which one organism eats another and obtains energy

• food chain

• consumer

• producer

• ecosystem

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The direction of the arrows in a food chain are very important. The arrows point to the ________.

• organism that receives the energy.

• organism that gives the energy.

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Which is a non-living part of an ecosystem?

• Sunlight

• Air

• Water

• All of these

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What is an ecosystem?

• A group of animals that are the same species.

• Soil, water, air and sunlight

• All the living and non living things that interact in an area.

• North America

Tags

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