Carbon Cycle

If the plant population decreased, the amount of carbon dioxide in the atmosphere would _________.

• Stay the same

• Increase

• Decrease

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What kind of organism takes out the most carbon from the atmosphere?

• Plants

• Bacteria

• Animals

• Humans

Tags

NGSS.MS-LS1-6

Carbon can be found in...

• The atmosphere
• Soil
• Fossil fuels
• All of the above

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Respiration is the process by which animals take in _____ and release _____. 

• photosynthesis, air
• carbon, oxygen
• oxygen
• oxygen, carbon dioxide

When humans EXHALE, we release __________________.

• Oxygen

• Carbon Dioxide

• Nitrogen

• Water

All of the carbon in existence is continually recycled in the carbon cycle

• True
• False

Tags

NGSS.MS-LS2-3

When animals eat plants, the carbon that the plant contains is absorbed by the animals.

• True

• False

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How do animals get carbon?

• By eating plants and or other animals.

• They absorb it from the atmosphere.

• From the ground

• They do not get carbon from anywhere.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is CO₂?

• Carbon Monoxide

• Carbon Trioxide

• Carbon Dioxide

• Oxygen

Tags

NGSS.MS-LS2-3

Which of the following are fossil fuels?

• Coal, water, oil

• Oxygen, coal, oil

• Coal, Oil, Natural Gas

• None of the above