Biogeochemical Cycles

The carbon cycle is a process between the

• Atmoshpere

• Land

• Organisms

• All of these

Tags

NGSS.MS-LS2-3

Carbon may be converted into _____ which make up the hard parts of bones of shells

• Water

• Calcium Carbonates

• Methane

• Phosphorus

Deposits of coal, oil, and natural gas are formed from molecules of

• Nitrogen

• Oxygen

• Carbon

• Phosphorus

Tags

NGSS.HS-ESS2-6

_______ are made up of carbon compounds from the bodies of organisms that died millions of years ago.

• fossil fuels

• nitrates

• carbonates

• carbon dioxide

Tags

NGSS.MS-ESS3-1

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

When we burn fossil fuels we release carbon into the atmosphere as what?

• water

• nitrogen

• phosphorus

• carbon dioxide

The nitrogen cycle is a process in which nitrogen is cycled between the

• Atmosphere

• Bacteria

• Organisms

• All of the above

Tags

NGSS.MS-LS2-3

The only organisms that can fix atmospheric nitrogen into chemical compounds are what?

• virus

• bacteria and lightening

• carbon

• none of these

These nitrogen-fixing organisms live WHERE in the plants?

• stems

• leaves

• cells

• roots

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

About 78% of the gases in the atmosphere is what?

• oxygen

• nitrogen

• carbon

• phosphorus

All organisms need _______ to build proteins which are used to build new cells

• nitrogen

• phosphorus

• carbon

• oxygen