The Carbon Cycle 2

What is happening in step
1?

• Animals are decomposing and realizing carbon into the soil.
• Animals are releasing energy into the environment and storing carbon.
• Animals are turning carbon dioxide from the atmosphere into organic molecules.
• Animals are breaking down organic molecules and releasing carbon dioxide into the atmosphere.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What number represents combustion in this diagram?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS3-5

What number would represent photosynthesis in this
diagram?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-LS1-6

Which statement is true about the carbon dioxide-oxygen cycle?

• animals breathe in nitrogen and release oxygen which is used by plants
• animals breathe in oxygen and release carbon dioxide which is used by plants
• animals breathe in nitrogen and release carbon dioxide which is used by plants
• animals breathe in carbon dioxide and release oxygen which is used by plants

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

1) Why is carbon such an important element?

• Because carbon is a key element in producing electricity

• Because without carbon the Sun would run out of energy

• Because carbon is the central element to all living organisms

• All of the above

• None of the Above

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

2) What are processes that remove carbon from the atmosphere called?

• Sources

• Cycles

• Carbonates

• Sinks

• Filters

Tags

NGSS.MS-LS1-6

3) What are processes that add carbon to the atmosphere called?

• Sources

• Cycles

• Carbonates

• Sinks

• Filters

5) Which part of the carbon cycle occurs when plants or animals die?

• Photosynthesis

• The oceans

• Respiration

• Decay

• Combustion

Tags

NGSS.MS-LS2-3

9) True or False: Some carbon is needed in the atmosphere to keep the Earth warm.

• True

• False

10) How has man influenced the carbon cycle and increased the amount of carbon in the atmosphere?

• Burning coal

• Cutting down trees

• Burning oil

• All of the above

• None of the Above

Tags

NGSS.MS-ESS3-4