The Nitrogen Cycle

Front

What process converts ammonia and ammonium into nitrite and nitrate?

Back

Nitrogen Fixation

Front

Decomposers make ammonium in the soil during the process of -

Back

ammonification.

Front

A correct path that nitrogen could take would be Options: air -> animals -> plants -> bacteria, animals -> air -> bacteria -> plants, bacteria -> air -> plants -> animals, air -> bacteria -> plants -> animals

Back

air -> bacteria -> plants -> animals

Front

According to this diagram, plants absorb: nitrates, nitrogen fixing bacteria, animals, decomposers

Back

nitrates

Front

What is the formula for atmospheric nitrogen? Options: N, N₂, NH₃, NO₃

Back

N₂

Front

Gas that makes up 78% of our atmosphere.

Back

Nitrogen

Front

The process in which nitrogen circulates and is recycled is called

Back

The nitrogen cycle

Front

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

Back

bacteria

Front

How do plants get the nitrogen they need?

Back

From the soil or water in which they live.

Front

Organism that breaks down dead plants & animals and releases nitrogen back into atmosphere

Back

bacteria