Carbon Cycle

Which one of these does not add CO2 to the atmosphere?

• cooking with gas
• planting trees
• burning wood
• riding in a bus

Tags

NGSS.MS-LS1-6

What does not produce carbon dioxide?

• Photosynthesis
• Burning Fossil Fuels
• Animal respiration
• Plants decaying

Tags

NGSS.MS-LS1-6

In the carbon cycle, producers take in the gas __

• carbon dioxide
• oxygen
• nitrogen
• carbon monoxide

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

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

• Stay the same

• Increase

• Decrease

What organisms in the ocean absorb the most carbon dioxide?

• Algae and marine plants

• Ocean mammals, like whales and dolphins

• Fish

• Coral

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is a carbon sink?

• Something that adds to the atmosphere.

• Something that removes carbon from the atmosphere.

• Something that adds carbon to the earth's crust.

• Something that removes carbon from the earth's crust.

Tags

NGSS.MS-LS2-3

How do carbon emissions lead to global warming?

• By trapping the sun's heat in the atmosphere.

• By causing very hot volcanic eruptions.

• Rocks become richer in carbon as time goes by.

• By increasing the amount of carbon in the earth's crust

Tags

NGSS.MS-ESS3-5

Which gas do plants release, that humans depend on for survival?

• Water

• Carbon Dioxide

• Oxygen

• Sugar

Tags

NGSS.MS-LS1-6

Which is an example of a carbon sink?

• 
• 
• 
• 

Combustion is another word for __________.

• Transportation
• Respiration
• Fossil Fuels
• Burning