4/2 Quiz

What is the primary source of energy for most ecosystems?

• The Moon

• The Sun

• Geothermal vents

• Wind

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

In a food chain, which organism is at the start?

• Primary consumers

• Secondary consumers

• Producers

• Tertiary consumers

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NGSS.MS-LS2-3

How does energy flow in a food web?

• From consumers to producers

• From decomposers to producers

• From producers to consumers

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the primary function of decomposers in a food web?

• They are the same as plants.

• They hunt and eat herbivores.

• Breakdown dead things.

• They are the top predators of a food web.

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NGSS.MS-LS2-3

In the Food Chain, what is the role of the frog?

• Producer

• Apex Predator

• Primary Consumer (Herbivore)

• Secondary Consumer (Carnivore)

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NGSS.MS-LS2-3

Which of the following is a producer in a food chain?

• Lion

• Grass

• Mushroom

• Wolf

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NGSS.MS-LS2-3

What is the primary difference between a food chain and a food web?

• A food chain involves water, while a food web does not

• A food web shows a single pathway of energy flow, while a food chain shows multiple

• A food chain shows a single pathway of energy flow, while a food web shows multiple

• There is no difference; they are the same thing

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NGSS.MS-LS2-3

Which of the following organisms is most likely to be at the top of a food chain?

• Grass

• Rabbit

• Hawk

• Grasshopper

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NGSS.MS-LS2-3

Which of the following is an example of a decomposer?

• Bear

• Rabbit

• Earthworm

• Eagle

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NGSS.MS-LS2-3

Which of these is an example of mutualism?

• 1, 2, and 4

• 2, 3 and 4

• 1, 2, and 3

• All of the above

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NGSS.MS-LS2-2