How did the reintroduction of wolves to Yellowstone National Park affect the beaver population?(1 point)
Responses
The wolves decreased the population by eating beavers’ prey.
The wolves decreased the population by eating beavers.
The wolves increased the population by eating a competitor.
The wolves increased the population by eating beavers’ predators
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5 months ago
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5 months ago
What happened to Yellowstone National Park when wolves disappeared?(1 point)
Responses
The willow tree population increased.
The willow tree population increased.
The grassy areas increased.
The grassy areas increased.
The bear population increased.
The bear population increased.
The deer population increased.
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5 months ago
The willow tree population increased.
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5 months ago
Which food source’s scarcity caused the Yellowstone National Park beaver population to decrease?(1 point)
Responses
fish
fish
otter
otter
willow
willow
grass
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5 months ago
The scarcity of willow as a food source caused the Yellowstone National Park beaver population to decrease.
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5 months ago
What happens to an ecosystem when the primary consumers disappear?(1 point)
Responses
The producer population increases, while the secondary consumer population decreases.
The producer population increases, while the secondary consumer population decreases.
The producer population decreases, while the secondary consumer population increases.
The producer population decreases, while the secondary consumer population increases.
Both the producer and secondary consumer populations decrease.
Both the producer and secondary consumer populations decrease.
Both the producer and secondary consumer populations increase.
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5 months ago