Carbon Cycle

What is the main effect of plants absorbing carbon dioxide on Earth's atmosphere?

• It reduces the amount of carbon in the atmosphere.

• It increases the amount of carbon in the atmosphere.

• It has no effect on atmospheric carbon.

• It turns carbon into oxygen.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How do animals affect the amount of carbon in Earth’s atmosphere?

• Animals increase atmospheric carbon.

• Animals decrease atmospheric carbon.

• Animals have no effect on atmospheric carbon.

• Animals turn carbon into nitrogen.

Tags

NGSS.MS-LS2-3

What is the role of the biosphere in the carbon cycle?

• It includes all living organisms that interact with carbon.

• It is a type of rock that stores carbon.

• It is a gas in the atmosphere.

• It is a process of breaking down glucose.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the main function of the lithosphere in the carbon cycle?

• It acts as a storage for carbon in rocks and soil.

• It produces glucose.

• It releases oxygen.

• It absorbs sunlight.

Tags

NGSS.HS-ESS2-6

Which of the following best describes the hydrosphere?

• All water on Earth, including oceans, lakes, and rivers.

• All living organisms on Earth.

• All rocks and soil on Earth.

• All gases in the atmosphere.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Which system is composed of all of Earth's water?

• Atmosphere

• Geosphere

• Hydrosphere

• Biosphere

Tags

NGSS.MS-ESS2-4

How does carbon enter the soil from plants?

• Plants absorb CO₂

• Plants release oxygen

• Dead plants rot and become part of the soil

• Plants are eaten by animals

Tags

NGSS.MS-LS2-3

How is CO₂ released back into the atmosphere from the geosphere?

• Through plant respiration

• Through volcanic eruptions

• Through animal digestion

• Through rainfall

What is the term used by some scientists to describe everything made or modified by humans?

• Biosphere

• Anthroposphere

• Lithosphere

• Atmosphere

What is the first step in the sample carbon path shown in the document?

• Soil to sediments

• Atmospheric CO₂ to land plants

• Lithosphere to volcano

• Volcano to atmosphere

Tags

NGSS.MS-LS1-6