etG - Nitrogen cycle 9.5.23

What questions do you have about the nitrogen cycle?

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Organisms that need nitrogen to survive.

• only plants

• only animals

• legumes

• all living things

Tags

NGSS.MS-LS2-1

How do animals get the nitrogen they need?

• From the air they breathe

• From the water they drink

• From the food they eat

• From the sun

Tags

NGSS.MS-LS2-3

Plants use nitrogen to make what compound?

• bacteria

• animals

• proteins

• decomposers

what is the best type of nitrogen for plants absorb?

• nitrates

• nitrogen fixing bacteria

• atmospheric nitrogen

• ammonium

Bacteria fix nitrogen from the atmosphere into a form plants can use.

• True

• False

Tags

NGSS.MS-LS2-3

What is the process where plants use nitrates to grow?

• Nitrogen Fixation

• Ammonification

• Assimilation

• Nitrification

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

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

• nitrogen composition

• nitrogen fixation

• ammonia

• denitrification

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

• denitrifying bacteria

• plants
• nitrogen fixing bacteria

• decomposers

Plants and animals get most of their nitrogen directly from the air.

• True
• False