Food Chains and Food Webs Review

Where does the energy start in this food chain?

• Plant
• Sun
• Deer
• Wolf

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NGSS.MS-LS2-3

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Which of these completes the food chain correctly?

• a rock

• a fox

• a plant

• an egg

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Which of these is a possible food chain for this environment?

• Sun → grass → fly → frog

• frog → fly → grass → Sun

• Sun ← grass ← fly ← frog

• Sun → fly → frog → snake

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NGSS.MS-LS2-3

What are the organisms that break down dead stuff?

• Producers
• Consumers
• Decomposers
• Organisms

Tags

NGSS.MS-LS2-1

Which of these organisms would receive energy from the snake?

• Plant
• Rabbit
• Mouse
• Hawk

Tags

NGSS.MS-LS2-3

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If the mouse population becomes sick and decreases, which statement about the food web will be true?

• The grass population will decrease.

• The hawk population will increase.

• The grass population will increase.

• The wildflower population will decrease.

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NGSS.MS-LS2-2

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What does a food chain represent?

• How all living organisms within a habitat are connected.
• All of the things that a particular animal eats.
• How plants create their own food.
• A single path of energy transfer within a habitat.

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NGSS.MS-LS2-3

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What does a food web represent?

• All connections of energy flow throughout all organisms in a habitat.
• 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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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.

Tags

NGSS.MS-LS2-2

The shrew provides energy for the _______?

• cricket
• grasshopper
• frog
• snake

Tags

NGSS.MS-LS2-3