Populations and Resources - End of Unit

A population of panthers lives in the southeastern United States. Over 50 years, the size of the panther population in the region increased. What best explains the increase in the size of the panther population?

• The panther population is always increasing because no animal eats panthers.

• Fewer panthers were born than died.

• More panthers were born than died.

• A lot of panthers were born and none of them died.

The size of the sardine population will . . .

• Stay the Same

• Decrease

• Increase

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The worm population will . . .

• Increase

• Stay the Same

• Decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

 What do birds such as eagles and hawks need energy for?

• flying

• breathing

• digesting food

• All of them

A population of deer lives in Canada. Over 50 years, the size of the deer population decreased. What best explains the decrease in the size of the deer population?

• A lot of deer died and no deer were born.

• Fewer deer were born than died.

• The deer population is always decreasing because deer are always being eaten.

• More deer were born than died.

Tags

NGSS.MS-LS2-4

The size of the sparrow population will . . .

• stay the same.

• decrease

• increase

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The size of the anteater population will . . .

• stay the same

• decrease

• increase

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

A large population of squirrels lives in a forest. In the last 50 years, the size of the squirrel population has stayed the same. What must be true about the squirrel population during the last 50 years?

• The number of squirrels that were born was the same as the number of squirrels that died.

• Humans started protecting the squirrel population so they stopped dying.

• The squirrels did not have any baby squirrels during these years.

• No squirrels were born and no squirrels died.

The size of the rat population will . . .

• stay the same

• increase

• decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

The size of the coyote population will . . .

• decrease

• increase

• stay the same

Tags

NGSS.MS-LS2-1