Carbon Cycle Diagram

Carbon enters the Biosphere through what process shown by arrow B in the diagram?

• cellular respiration

• plankton

• photosynthesis

• plant consumption

Tags

NGSS.MS-LS1-6

Plants also return CO₂ to the atmosphere through which process shown in the diagram?

• Photosynthesis

• Decay

• Respiration

• Retirement

In the diagram, letters E & F represent what part of the carbon cycle?

• animals eating plants or other animals

• decomposition of animals

• fossilization of animals

• cellular respiration

What process represented by arrow H moves carbon from the biosphere to the soil in the geosphere?

• photosynthesis

• respiration

• plant consumption

• decay

When decomposers break down organic matter, how do they return carbon to the atmosphere

• respiration

• excretion

• photosynthesis

• forest fires

Tags

NGSS.MS-LS2-3

Carbon is transformed to fossil fuels, as represented by arrow K. What is needed for carbon to be transformed into coal, oil, and natural gas?

• photosynthesis

• heat and pressure

• gum

• respiration

Tags

NGSS.MS-ESS2-1

What letter represents carbon leaving the atmosphere and entering the hydrosphere through an exchange with the ocean called diffusion?

• M

• N

• O

• P

What does the diagram indicate regarding the carbon cycle?

• Only terrestrial processes cycle carbon

• Only aquatic processes cycle carbon

• Terrestrial and aquatic processes are separate

• Both terrestrial and aquatic cycles operate together

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What organisms form fossils?

• animals

• plants and animals

• CaCO2

• sedimentary rocks

Tags

NGSS.MS-LS4-1

The diagram shows the flow of organic molecules through an ecosystem. What two processes are identified by the labels X and Y?

• X : Respiration
  Y : Predation

• X : Adaptation
  Y : Decomposition

• X : Fermentation
  Y : Nitrogen Fixation

• X : Decomposition
  Y : Respiration

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3