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Biology: Ecology > Nitrogen Cycle > Flashcards

Nitrogen Cycle Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q
  1. Nitrogen Fixation
A

Nitrogen gas into nitrates (NO3)

Carried out by nitrogen fixing bacteria

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2
Q

Absorption

A

Nitrates absorbed in the form of nitrate ions

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3
Q

Decomposition

A

Waste contains nitrogen which is released as ammonia (NH3) and ammonium salts (NH4+)

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4
Q

Nitrification

A

Converts ammonia and ammonium compounds into NITRITES (NO2) and then NITRATES (NO3)

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5
Q

Denitrification

A

Converts nitrate back into nitrogen gas —> released into atmosphere

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Biology: Ecology (2 decks)

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