B1 Topic 3: The Nitrogen Cycle

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What does decomposer bacteria do?
Decompose proteins and urea into ammonia
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What does nitrifying bacteria do?
Turn ammonia in decaying matter into nitrates
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What does nitrogen-fixing bacteria do?
Turns nitrogen into nitrogen compounds that plants can use
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What does denitrifying bacteria do?
They turn nitrates back into atmospheric nitrogen
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Give another example of nitrogen fixation
Lightning
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Other cards in this set

Card 2

Front

What does nitrifying bacteria do?

Back

Turn ammonia in decaying matter into nitrates

Card 3

Front

What does nitrogen-fixing bacteria do?

Back

Preview of the front of card 3

Card 4

Front

What does denitrifying bacteria do?

Back

Preview of the front of card 4

Card 5

Front

Give another example of nitrogen fixation

Back

Preview of the front of card 5

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