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Ecosystem Interactions Worksheet

Explore the fascinating world of ecosystems and how living things interact with each other and their environment.

Grade 3 Science BiologyInteractions in an Ecosystem
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Includes

Multiple ChoiceFill in the BlanksShort AnswerTrue / False

Standards

3-LS2-13-LS4-3

Topics

ecosystembiologysciencegrade 3
6 sections · Free to use · Printable
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Ecosystem Interactions

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Read each question carefully and answer to the best of your ability. Good luck!

1. What do you call a community of living things interacting with each other and their non-living environment?

a

Habitat

b

Population

c

Ecosystem

d

Community

2. Which of the following is a non-living part of an ecosystem?

a

Plants

b

Animals

c

Water

d

Fungi

3. Animals that eat only plants are called  .

4. Animals that eat only other animals are called  .

5. Animals that eat both plants and animals are called  .

6. Look at the image below. Describe two ways the living things in this pond ecosystem interact with each other.

Pond Ecosystem Cross Section

7. All living things in an ecosystem need the sun for energy.

T

True

F

False

8. A change in one part of an ecosystem can affect other parts of the ecosystem.

T

True

F

False