Energy in Ecosystems (chains, webs, and pyramids)

This diagram shows a linear relationship of energy flow within an ecosystem and is commonly known as a(n)...

• Food Web

• Food Chain

• Abiotic Factors

• Food Pyramid

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Which of these organisms would receive energy from the toad?

• Plant

• the Insects

• Snake

• Hawk

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The direction of the flow of energy in a food web or food chain is represented by ______________.

• asterisks

• dotted lines

• arrows

• bubbles

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NGSS.MS-LS2-3

Which of these is an example of an autotroph?

• Grass

• Toad

• Snake

• Hawk

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In food chains and food webs, the trophic level where one finds any heterotroph contains this word.

• heterotroph

• consumer

• producer

• autotroph

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An organism that lives by breaking apart dead organic matter into simpler parts is...

• scavenger
• consumer
• decomposer
• carnivore

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What does a food web represent?

• All connections of energy flow throughout all organisms in a ecosystem.
• The specific ways that mutualism is carried out.
• A single pathway or energy flow between organisms. 
• How carnivores get their food. 

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NGSS.MS-LS2-3

Bacteria, fungi, and earthworms are examples of:

• scavengers

• predators

• prey

• decomposers

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A food web consists of?

• Many overlapping food chains in an ecosystem.

• A diagram that shows relationships between decomposers and scavengers only.

• A diagram that shows relationships between producers only.

• A linear relationship with a single organism at each trophic level.

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When we were young, we were taught that autotrophs "made their own food." But that isn't precisely accurate. In reality, autotrophs are the only organisms that are able to....

• ...convert inorganic compounds into organic compounds

• ...convert organic compounds into inorganic compounds.

• ...cannibalize one another.

• ...release energy to the atmosphere.

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NGSS.MS-LS2-3

NGSS.MS-LS1-6