Unit 8 - Ecosystems Pre-Assessment

What need for a turtle should be added to the list shown here?

• Snow to fall on it

• Trees for it to climb

• Predators to hunt it

• Air for it to breathe

Tags

NGSS.MS-LS2-1

Lack of rainfall caused a river to dry up. This river is where salmon lay their eggs. All of the following are likely results of this environmental change EXCEPT -

• the salmon population will decrease.

• predators that feed on salmon will hunt elsewhere.

• there will be more plants that live in water.

• other animals that live in the river will leave.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Flooding in an area will have the most harmful effect on which group of organisms?

• Flying insects that eat leaves

• Fish that live in fresh water

• Plants that live at the bottom of a lake

• Birds that nest on the ground

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

A fox is a predator which hunts small animals. The habitat that meets its needs is one that has -

• Heavy rains during some seasons

• A large population of mice

• Extreme cold temperatures

• Sandy dunes and dry soil

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Based on the needs of the frog, which habitat is best suited for this animal?

• W

• X

• Y

• Z

Tags

NGSS.MS-LS2-1