Biogeochemical Cycles

Why do living things need nitrogen?

• To get energy

• To make amino acids

• To make proteins

• To make proteins AND amino acids

Tags

NGSS.MS-LS2-3

Where is carbon stored in the environment?

• Fossil fuels

• Wood of trees

• Calcium carbonate (shells and bones)

• All of the above

Tags

NGSS.MS-LS2-3

A particular golf course is using large amounts of nitrogen fertilizer. What process could move this nitrogen into a local stream?

• volatilization

• nitrogen fixation

• runoff

• ammonification

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-1

NGSS.MS-LS2-3

What converts nitrogen into a useable form for plants and animals?

• bacteria

• fungi

• rain

Label the processes of the nitrogen cycle.

e

d

c

b

a

denitrification

nitrogen fixation

atmospheric nitrogen

ammonification

nitrification

Tags

NGSS.MS-LS2-3

Which nutrient is not cycled through the atmosphere?

• carbon

• nitrogen

• phosphorous

• water

What cycle are fossil fuels part of ?

• carbon

• oxygen

• nitrogen

• phosphorus

Tags

NGSS.MS-LS2-3

Where is the largest reservoir for the phosphorus cycle?

• rocks and minerals

• the ocean

• the atmopshere

• fossil fuels

What is the largest reservoir for nitrogen?

• the ocean

• rocks and minerals

• the atmosphere

• bacteria

A particular golf course is using large amounts of nitrogen fertilizer. What process could move this nitrogen into a local stream?

• volatilization

• nitrogen fixation

• runoff and leaching

• ammonification

Tags

NGSS.MS-LS2-3