Nitrogen Cycle

​Nitrogen Cycle

Multiple Choice

The process in which nitrogen circulates and is recycled is called __________.

• The nitrogen cycle

• The carbon cycle

• The water cycle

• The phosphorus cycle

​Nitrogen Fixation

​Nitrogen Fixation

​To

Review

Quia - Nitrogen Cycle

You can open this webpage in a new tab.

Copy link

Open in new tab

​

​

​

​

​Five Questions to follow…

Multiple Choice

What converts nitrogen gas into a usable form for plants and animals?

• bacteria

• rain

• fungi

• car exhaust

Multiple Choice

How is nitrogen "fixed" into a usable

form for plants?

• Through action of bacteria only

• Through lightning only

• Through action of bacteria and lightning

• Through photosynthesis

Multiple Choice

Plants and animals cannot use nitrogen

directly from the air.

• True

• False

Multiple Choice

What is the process of combining nitrogen gas with other elements to make nitrogen into usable compounds?

• nitrogen composition

• nitrogen fixation

• ammonia

• denitrification

Multiple Choice

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

​Upon completion of this lesson, complete the CRQ assigned for this week.