Nitrogen Cycle

What is the process where plants use nitrates to grow?

• Nitrogen Fixation

• Ammonification

• Assimilation

• Nitrification

Tags

NGSS.MS-LS2-1

What is the process where bacteria turns Nitrogen gas from the atmospheres into usable compounds?

• nitrogen composition

• nitrogen fixation

• ammonia

• denitrification

Tags

NGSS.MS-LS2-3

_____ is the conversion of organic nitrogen into ammonia

• Nitrogen Fixation

• Ammonification

• Denitrification

• Assimilation

Tags

NGSS.MS-LS2-3

Organisms that play a role in the nitrogen cycle

• only plants

• only animals

• only bacteria

• plants, animals, & bacteria

Tags

NGSS.MS-LS2-2

The process that convert nitrates (NO3-) back to nitrogen gas (N2) there by replenishing N2 in the atmosphere is called

• Nitrogen fixation

• Deamination

• Denitrification

• Nitrification

Tags

NGSS.MS-LS2-3

Organisms that need nitrogen to survive.

• only plants

• only animals

• only bacteria

• all living things

Tags

NGSS.MS-LS2-1

Organisms that break down dead plants & animals and release nitrogen back into atmosphere...

• bacteria

• plants

• animals

• producers

Tags

NGSS.MS-LS2-3

What happens when organisms die and decay? 

• Their bodies are lifted up

• Their nitrogen returns to the soil

• they keep their nitrogen

• They stay on earth forever

Tags

NGSS.MS-LS2-3

Nitrification happens in the ______

• Air 

• Soil 

• Ground Water 

• Plants 

Tags

NGSS.MS-LS2-3

What happens when too much Nitrogen finds its way to the ocean?

• Algae Bloom

• Acid Precipitation

• Nitrogen Fixation

• Decomposition

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-3

NGSS.MS-LS2-4