LS

In relation to the Snowy Owl, the Short-Tailed Weasel is...

• a predator

• a decomposer

• a friend

• prey

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

What type of relationship is formed between two species where one organism hunts and one is consumed?

• Predator-Prey

• Producer-Consumer

• Consumer-Decomposer

• Not related

Tags

NGSS.MS-LS2-3

This chart represents what kind of relationships?

• Competition

• Mutualism

• Predator-Prey

• Predator-Producer

Tags

NGSS.MS-LS2-2

Members in an ecosystem are ___________, meaning that a change in one organism's population can indirectly effect another organism's population.

• Independent

• Interdependent

• Reliable

• Accountable

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Using the image, how would an increase in Brown Lemming population affect the Grizzly Bear?

• Grizzly increase

• Grizzly decrease

• Grizzly stay the same

• Population not affected

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Whenever organisms fight for the same resource, it is called __________.

• cooperation

• predation

• competition

• parasitism

Using the chart, what would you expect to happen to the population of the Rabbits if the Wolf population was wiped out by a disease?

• increase

• decrease

• stay the same

• rabbit and wolf populations are not related

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

A decrease in the population of prey, is most likely followed by a(n) ________ in predators.

• increase

• decrease

• no change

• not related

Tags

NGSS.MS-LS2-4

An ecosystem's ____________ is the maximum population of an organism that it can sustain.

• limit

• carrying capacity

• threshold

• minimum

How will an increase of population in the Rough-Legged Hawk affect the Barren-Ground Caribou?

• increase

• decrease

• no change

• it won't

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4