Modeling the Carbon Cycle

In a closed system, matter cannot _______.

• A) enter or exit

• B) change form

• C) be created

• D) be destroyed

Tags

NGSS.MS-PS1-5

Which of the following processes involves the breaking down of wastes and remains?

• Photosynthesis

• Cellular respiration

• Decomposition

• Combustion

Fill in the blank: Decomposers release carbon dioxide into the air through ______.

• A) photosynthesis

• B) cellular respiration

• C) combustion

• D) evaporation

Tags

NGSS.MS-LS2-3

What happens to carbon dioxide levels when fallen trees are left on the ground?

• They decrease

• They increase

• They remain the same

• They fluctuate

Tags

NGSS.MS-LS2-3

Fill in the blank: Carbon dioxide is released into the atmosphere during ______.

• photosynthesis

• cellular respiration

• combustion

• evaporation

Tags

NGSS.MS-LS2-3

What is the role of decomposers in the carbon cycle?

• They absorb carbon dioxide

• They release carbon dioxide

• They stabilize carbon dioxide

• They eliminate carbon dioxide

Tags

NGSS.MS-LS2-3

Fill in the blank: In the biosphere, water cycles through organisms as a reactant of ________.

• Photosynthesis

• Evaporation

• Condensation

• Precipitation

Tags

NGSS.MS-LS1-6

What is one way that carbon enters the atmosphere?

• Sunlight
• Vehicle emissions/Exhaust
• Ocean uptake
• Rain

Tags

NGSS.MS-ESS3-4

Label the following Carbon cycle.

a

b

c

d

fossil fuels

animals breathing (respiration)

sunlight

photosynthesis

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Label the steps of the carbon cycle in the correct location.

a

b

c

d

e

f

Combustion

Decomposition

Photosynthesis

Light Energy

Fossilization

Respiration

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6