6th Grade Ecology & Symbiosis Quiz

Which of the following is an example of mutualism?

• Tick on a dog

• Remora and shark

• Clownfish and sea anemone

• Barnacles on whales

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A hawk eats a mouse. What type of consumer is the hawk?

• Primary consumer

• Producer

• Secondary consumer

• Herbivore

Which trophic level has the most energy?

• Primary consumer

• Secondary consumer

• Tertiary consumer

• Producer

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What is a decomposer’s role in an ecosystem?

• Makes food using sunlight

• Eats plants and animals

• Breaks down dead matter

• Hides from predators

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In commensalism, one organism is helped. What happens to the other?

• It benefits

• It is harmed

• It is not affected

• It dies

Define "niche" and give an example.

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Explain the 10% Rule in energy pyramids.

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Why is a food web more accurate than a food chain?

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Give an example of parasitism and explain why it fits.

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What is the difference between a scavenger and a decomposer?

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