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Cycles of Matter Worksheet

Explore the fundamental cycles of matter, including the water, carbon, and nitrogen cycles, and their importance in sustaining life on Earth.

Grade 9 Science Earth & Space ScienceCycles of Matter
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Multiple ChoiceFill in the BlanksTrue / FalseShort AnswerCustom

Standards

HS-LS2-4

Topics

sciencegrade-9cycles of matterecologyearth science
7 sections · Free to use · Printable
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Cycles of Matter Worksheet

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Read each question carefully and answer to the best of your ability. Use complete sentences for short answer questions.

1. Which process is responsible for converting atmospheric nitrogen into a usable form for plants?

a

Denitrification

b

Nitrification

c

Nitrogen fixation

d

Ammonification

2. Which of the following is a major reservoir for carbon on Earth?

a

The atmosphere

b

Oceans

c

Fossil fuels

d

All of the above

3. The continuous movement of water on, above, and below the surface of the Earth is called the  .

4. Plants absorb carbon dioxide from the atmosphere during the process of  .

5. Decomposers play a crucial role in the nitrogen cycle by converting organic nitrogen back into  .

6. Transpiration is the process by which water vapor is released from plants into the atmosphere.

T

True

F

False

7. Human activities, such as burning fossil fuels, have no significant impact on the carbon cycle.

T

True

F

False

8. Briefly explain the role of bacteria in the nitrogen cycle.

9. Describe how deforestation can impact the carbon cycle.

10. Analyze the provided diagram of the water cycle. Label at least three key processes shown.

Water Cycle Diagram