2.5 | Cycles of Matter

What is the Earth system?

• A system that only includes living organisms

• A collection of man-made processes

• All natural processes that happen and interact on Earth

• A system that only includes the atmosphere

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-6

Which cycle involves the process of photosynthesis?

• Phosphorus cycle

• Water cycle

• Carbon cycle

• Nitrogen cycle

Tags

NGSS.MS-LS1-6

What is the main component of plant fertilizer?

• Water

• Phosphorus

• Nitrogen

• Carbon

Which process converts nitrogen in the soil into a form that plants can use?

• Nitrification

• Combustion

• Respiration

• Denitrification

Tags

NGSS.MS-LS2-3

What is the process called when water vapor condenses into clouds?

• Evaporation

• Collection

• Precipitation

• Condensation

Tags

NGSS.MS-ESS2-4

How does phosphorus primarily enter the soil?

• Through weathering of rocks

• Through photosynthesis

• Through combustion

• Through respiration

What is the process of carbon dioxide being released from decomposing organisms called?

• Photosynthesis

• Decomposition

• Respiration

• Combustion

Which element is the basis for proteins and DNA in our bodies?

• Carbon

• Nitrogen

• Phosphorus

• Water

Tags

NGSS.HS-LS1-1

What happens during the process of immobilization in the nitrogen cycle?

• Nitrogen is converted into gas

• Nitrogen is released into the atmosphere

• Microorganisms take in nitrogen

• Nitrogen is fixed into the soil

Tags

NGSS.MS-LS2-3

Which cycle is most visible in our everyday lives?

• Nitrogen cycle

• Water cycle

• Carbon cycle

• Phosphorus cycle

Tags

NGSS.MS-ESS2-4