L.3

Where is the largest amount of energy found in this web?

• hawk

• grass

• mouse

• grasshopper

Tags

NGSS.MS-LS2-3

If wolves prey on deer for food, what will most likely happen to the deer population if wolves are removed from an area where deer live?

• The population of deer will increase.

• The population of deer will decrease

• The population of deer will remain the same

• The population of deer will become extinct

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

In some environments, wolves prey on deer for their source of food. If all of the wolves were taken from the environment, what would most likely happen to the deer population?

• The deer population would increase and begin to compete for food.

• The deer population would become larger and healthier animals.

• The deer population would decrease, because there would be an increase in disease.

• The deer population would change color, because they would not have to hide from wolves.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which best represents the flow of energy within an aquatic ecosystem?

• algae → insects → fish → turtle → sunlight

• insects → algae → fish → turtle → sunligh

• sunlight → insects → algae → fish → turtle

• sunlight → algae → insects → fish → turtle

Tags

NGSS.MS-LS2-3

List the steps of the scientific method

d

e

f

c

b

a

Draw conclusions

Communicate results

Conduct experiment

Form a hypothesis

Ask a question

Analyze results

Which letter represents amplitude? (a)  

• A

• B

• C

• D

• E

Tags

NGSS.MS-PS4-1

What happens to a population and to competition when there is a reduction of living space?

• The population expands and competition intensifies.

• Competition strengthens while the population contracts.

• The population increases as competition decreases.

• Competition weakens and the population decreases.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which of these organisms is a producer in a marine ecosystem?

• fish

• gull

• algae

• worm

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which best determines the number of wolves that can live in an area?

• the amount of snow in the area each year

• the number of birds hat live in the area

• the number of trees in the area

• the amount of food available in the area

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Where do plants get most of the energy they need to live and grow?

• water

• soil

• air

• sunlight

Tags

NGSS.MS-LS1-6