Carbon and Nitrogen Cycles

What process removes CO₂ from the atmosphere?

• nitrogen fixation

• photosynthesis

• combustion

• respiration

Tags

NGSS.MS-LS1-6

Name the process conducted by bacteria that turns waste into a usable nitrogen compound.

• nitrification

• denitrification

• ammonification

• assimilation

As a deer eats the grasses, how is nitrogen transferred from the producer to consumer?

• through nitrification

• through consumption

• through decomposition

• through assimilation

Tags

NGSS.MS-LS2-3

What process of the carbon cycle is represented by 2?

• decomposition

• respiration

• combustion

• photosynthesis

Tags

NGSS.MS-LS1-6

What process is represented by D?

• nitrification

• assimilation

• decomposition

• denitrification

Tags

NGSS.MS-LS2-3

Why do heterotrophs need nitrogen?

• to build proteins

• to get energy

• to conduct cell processes

• to absorb excess nitrogen from the soil

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

What are the most important organisms to assist in the cycling of nitrogen?

• plants

• animals

• bacteria

• humans

Tags

NGSS.MS-LS2-3

Which process in the nitrogen cycle can involve storms and lightning to move nitrogen gas to the soil in precipitation?

• nitrification

• ammonification

• assimilation

• nitrogen fixation

Humans negatively impact the carbon cycle by all the following except...

• cutting down forests for development

• eating more meat

• carpooling/taking public transportation

• leaving lights on in an office/building

Tags

NGSS.MS-ESS3-4

What process of the carbon cycle will release carbon into the atmosphere by decomposers?

• photosynthesis

• combustion

• respiration

• consumption

Tags

NGSS.MS-LS2-3