Carbon Cycle

When humans burn fossil fuels, most of the carbon quickly enters the                       as carbon dioxide.

• Water
• Atmosphere
• Sun
• Air

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NGSS.HS-ESS2-6

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

Combustion is another word for _______________.

• a train
• a bus
• a dog
• burning

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CCSS.RL.8.4

CCSS.RI.8.4

CCSS.RI.7.4

CCSS.RL.7.4

CCSS.RL.9-10.4

What does not produce carbon dioxide?

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

Tags

NGSS.MS-LS1-6

How do living organisms return carbon to the atmosphere in the carbon cycle?

• respiration and photosynthesis
•  decomposition and respiration

Tags

NGSS.HS-LS2-5

In the carbon cycle, producers take in the gas __

• carbon dioxide
• oxygen
• nitrogen
• carbon monoxide

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How does the carbon in grass become part of a lion?

• The lion eats the grass
• Carbon from grass doesn't end up in a lion. 
• The carbon ends up in the lion's food chain. 
• The lion breathes in carbon given out by the plant

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

In what process is Carbon transformed into chemical energy?

• Photosynthesis
• Respiration
• Primary Production
• Secondary Production

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

Which is a true statement?

• Humans depend on oxygen, plants depend on carbon dioxide

• Plants produce carbon dioxide

• Humans depend on carbon dioxide, plants depend on oxygen

• Humans don't depend on plants for the air they need

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How do plants affect the air that animals and people breathe?

• Plants use oxygen from the air to make their own food

• Plants release pollution into the air

• Plants take in carbon dioxide and release oxygen

• Plants take in oxygen and release carbon dioxide

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3