Carbon Cycle

What are reactants in cellular respiration?

• oxygen and carbon dioxide
• carbon dioxide and water
• glucose and oxygen
• sunlight and oxygen

Tags

NGSS.HS-LS1-7

The products of cellular respiration are also the reactants of photosynthesis.

• True
• False

Tags

NGSS.HS-LS2-5

Plants have chloroplasts to carry out photosynthesis, but animals do not.  Who has mitochondria to carry out cellular respiration?

• animals
• plants
• both
• neither

Tags

NGSS.HS-LS1-7

Which compound does NOT contain carbon atoms?

• carbon dioxide

• oxygen gas

• glucose (sugar)

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

• Water
• Atmosphere
• Sun
• Air

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

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

Tags

NGSS.HS-LS2-5

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.HS-LS1-5

NGSS.HS-LS2-5

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

• True
• False

Tags

NGSS.HS-ESS2-6

NGSS.HS-LS2-5