Ecosystems Review

Ecosystems Review

Assessment

Flashcard

Science

4th Grade

Practice Problem

Hard

NGSS
MS-LS2-3, MS-LS2-4, MS-LS1-6

+3

Standards-aligned

Created by

Wayground Content

FREE Resource

Student preview

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20 questions

Show all answers

1.

FLASHCARD QUESTION

Front

Which organisms would receive less energy if rabbits disappeared from this ecosystem? Options: toads, hawks, snakes, grasses

Media Image

Back

hawks

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

2.

FLASHCARD QUESTION

Front

What would most likely happen if farmers started using pesticides that killed the insects living above the ground?

Media Image

Back

the rat population would decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

3.

FLASHCARD QUESTION

Front

Which food chain model shows an example of how energy moves through an ecosystem? (flow left to right)

Back

tree leaves - caterpillar- toucan - puma

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

4.

FLASHCARD QUESTION

Front

What organism could replace ?? in the prairie ecosystem model: Sun -- grass -- ?? -- snake -- owl? Options: aspen trees, buffalo, foxes, prairie dog.

Back

prairie dog

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

5.

FLASHCARD QUESTION

Front

Model a food chain to show the flow of energy in a desert ecosystem (flow left to right). Options: Sun -- cacti -- insects -- lizards -- foxes

Back

Sun -- cacti -- insects -- lizards -- foxes

Tags

NGSS.MS-LS1-7

NGSS.MS-LS2-3

6.

FLASHCARD QUESTION

Front

In the past, wolves were hunted to extinction in Yellowstone National Park. What was the effect on the elk and plant populations?

Back

There were many more elk and fewer plants.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

7.

FLASHCARD QUESTION

Front

What would happen if fungi were removed from a forest ecosystem?

Back

Plant and animal matter would no longer be broken down.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

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