Yellowstone Wolves

Other species that feed from an elk killed by wolves include

• foxes, rabbits, and mice

• bears, foxes, and beavers

• bears, eagles, and coyotes

• beavers, rabbits, and mice

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

If there was a major drought at Yellowstone causing many plant species to die, the following would happen:

• the elk and wolf populations would go down

• the elk and wolf populations would go up

• the elk population would go up; the wolf population down

• the elk population would go down, the wolf population up

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What animals benefited from the Reintroduction of the wolf to Yellowstone?

• Beaver

• Bears

• Coyotes

• Eagles

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which of the following change did not occur because the reintroduction of the wolf?

• Elks stopped overgrazing on willow plants

• Bear populations declined because wolves ate all of the elk.

• Beavers population increased

• Fish populations increased.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which one of the following was NOT a behavior of the elk that was changed by the reintroduction of the wolves

• Elk spent more time in the forest and less time in open meadows.

• Elk ate less willow plants.

• Elk herd sizes increased to defend against wolves.

• Elk herd sizes decreased.

Tags

NGSS.MS-LS2-4

In 1995, what animal was reintroduced to Yellowstone?

• Groundhogs

• Wolves

• Black Bears

• Sasquatch

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

As the number of gray wolves in Yellowstone increases, the number of elk ____________.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Name the Interaction.

• Mutualism/Commensalism

• Parasitism

• Predation

• Competition

Tags

NGSS.MS-LS2-2

What is the primary ecological role of wolves in Yellowstone National Park?

• Apex predators

• Herbivores

• Scavengers

• Decomposers

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

How did the reintroduction of wolves to Yellowstone affect the river ecosystems?

• Increased erosion

• Stabilized riverbanks

• Decreased fish populations

• Increased pollution

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4