If a group of raccoons was introduced to this ecosystem and began eating frogs, what would most likely happen?

There will be less snakes in the area

There will be less grasshoppers in the area

Snakes will begin eating grasshoppers

The great horned owl has a sharp beak and claws used for catching prey and tearing meat. It has good eyesight to see in low light. Which of these is part of the niche of the great horned owl?

comes out at dawn and gets worms from the ground

comes out as dusk to sweep the sky for insects

Yara is taking notes on niches. Which of the following should be added to her notes?

an organism may have different niches during its life

all farm animals have the same niche

Which of the following describes an organism whose niche has changed?

A frog is a carnivore and a tadpole is an herbivore

A cow is an herbivore and a calf is an herbivore

A trout eats small fish and a goldfish eats plants and insects

A bunny eats grass and a rabbit eats grass

A zoo hatched 100 eggs from three different types of butterflies. They watched the population of each type of butterfly and recorded the number of butterflies for five months. Which of the following is true?

The zebra swallowtails decreased greatly over time

The painted lady population died out

The monarch butterfly population decreased from June to July

The painted lady population stayed constant

Many tourists and locals have been fishing in the same spot in this lake for a long period of time. How will the organisms in this food web most likely be affected if this fishing continues?

The pelican population will have less herring to eat.

The frog population will have fewer dragonflies to eat.

The dragonfly population will have more beetles to eat.

The mayfly population will have less algae to eat.

Why are decomposers important in an ecosystem?

They break down dead things and put nutrients back in the ground.

They directly give energy to consumers.

They are not important they are harmful.

Which is an example of how an animal has adapted using camouflage?

a moth that is colored exactly like the tree it lives on

a frog using its long tongue to catch a fly

a lizard losing its tail when grabbed from behind

a rattlesnake warning enemies to stay away with its rattle

Which of the following are behavioral adaptations? Choose all that are correct.

sharks have sharp teeth to catch their prey

Why are coal and trees called natural resources?

Coal must be mined for us to use it.

Why are coal and trees called natural resources?

Coal must be mined for us to use it.

Ecosystem Unit Review

Quiz

•

Science

•

4th Grade

•

Practice Problem

•

Easy

•

NGSS

MS-LS2-3, MS-LS2-4, MS-LS2-1

+7

Standards-aligned

Alex Eisenberg

Used 1+ times

FREE Resource

54 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What makes up the cardinal population in Prince William Forest Park?

all the birds in Virginia

all the cardinals living in Prince William Forest Park

all the living and nonliving components at the edge of the forest

only the living things at the edge of the forest

Tags

NGSS.MS-LS2-4

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Which of the following would be a part of the community in which the cardinals live? Select ALL possible answers.

rocks

trees

water

other birds

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Which three components of an ecosystem are nonliving? Select all three.

Air

Nutrients

Decomposer

Sunlight

Tags

NGSS.MS-LS2-3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which description best completes this table?

a field mouse

all the nonliving components in the meadow

all the food the field mouse eats

all the producers in the meadow

Tags

NGSS.MS-LS2-3

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

The energy in any ecosystem comes from the ______.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Energy is returned to the nutrient pool through ______.

Tags

NGSS.MS-LS2-3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Study this food chain. What is the producer?

grasshopper

mushroom

snake

grass

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

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Ecosystem Unit Review

54 questions

What makes up the cardinal population in Prince William Forest Park?

Which of the following would be a part of the community in which the cardinals live? Select ALL possible answers.

Which three components of an ecosystem are nonliving? Select all three.

Which description best completes this table?

The energy in any ecosystem comes from the ______.

Energy is returned to the nutrient pool through ______.

Study this food chain. What is the producer?

Study this food chain. What is a consumer?

Study this food chain. What is the decomposer?

Which component of this ecosystem has the most amount of energy?

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