NC Ecosystem

What would most likely happen if an ecosystem no longer received sunlight?

• The number of herbivores would increase

• The number of plants would increase

• all organisms would adapt

• All living organisms would eventually die

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Which organism recieves the least amount of energy from the producer?

• Owl

• Grasshopper

• Lilypad

• Mouse

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An organism that makes its own food through photosynthesis is called...

• Consumer

• Producer

• Heterotroph

• Decomposer

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Organisms that recycle nutrients and feed on dead/decaying plants and animals

• Producer

• Autotroph

• Decomposer

• Predator 

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How much energy is passed from one trophic level to the next?

• 10%

• 50%

• 90%

• 100%

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Which of the following is the best example of a decomposer?

• vulture

• bacteria

• algae

• rat

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Interconnected food chains are called

• food cycles

• energy pyramids

• trophic levels

• food webs

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A food chain shows how _____ moves through an ecosystem

• matter

• food

• energy

• atoms

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This diagram is an 

• food chain

• food web

• energy pyramid

• energy cycle

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One problem with this diagram is

• there are no producers

• there are no cosumers

• energy is increasing as you go up

• energy is not changing as you go up

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