Energy Flow

Which of the following would provide the most energy in an ecosystem?

• Producer

• Herbivore

• Omnivore

• Carnivore

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NGSS.MS-LS2-3

Which animal is the apex predator?

• lizard

• snake

• grass

• hawk

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A food _______ consists of many overlapping food ________.

• web, chains

• chain, webs

• pyramid, webs

• web, pyramids

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

• scavenger

• consumer

• decomposer

• carnivore

If an organism uses photosynthesis to make its energy, it is a _____.

• tertiary consumers

• producer

• primary consumer

• secondary consumer

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NGSS.MS-LS2-3

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Which organism do the owl and the weasel compete for in the food web?

• Hawk
• Spider
• Grasshopper
• Shrew

How many carnivores are shown in this food web?

• 6
• 4
• 5
• 3

Which of the following would be the most likely effect, if there were a sudden increase in the cricket population?

• There would be a decrease in the small bird population.
• There would be a decrease in the grass/flowers population.
• There would be a decrease in the mice population.
• There would be an increase in the grass/flowers population.

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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. 

Tags

NGSS.MS-LS2-3

The largest group of organisms found in a food web would be:

• Primary Consumers
• Producers
• Decomposers
• Tertiary Consumers

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