How did the reintroduction of wolves to Yellowstone National Park affect the beaver population?(1 point)

Question

Responses

The wolves decreased the population by eating beavers’ prey.
T he wolves decreased the population by eating beavers’ prey.

The wolves increased the population by eating a competitor.
T he wolves increased the population by eating a competitor.

The wolves increased the population by eating beavers’ predators.
T he wolves increased the population by eating beavers ’ predators.

The wolves decreased the population by eating beavers.

Answer 1

The wolves increased the population by eating a competitor.

Answer 2

What happened to Yellowstone National Park when wolves disappeared?(1 point)
Responses

The deer population increased.
The deer population increased.

The grassy areas increased.
The grassy areas increased.

The bear population increased.
The bear population increased.

The willow tree population increased.

Answer 3

The deer population increased.

Answer 4

Which food source’s scarcity caused the Yellowstone National Park beaver population to decrease?(1 point)
Responses

fish
fish

willow
willow

otter
otter

grass

Answer 5

willow

Answer 6

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.

Both the producer and secondary consumer populations decrease.
Both the producer and secondary consumer populations decrease.

Both the producer and secondary consumer populations increase.
Both the producer and secondary consumer populations increase.

The producer population decreases, while the secondary consumer population increases.