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Bio Terms 4
Vocabulary
5
Biology
9th Grade
10/25/2013

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Term
Biogeochemical Cycle
Definition
The Biogeochemical Cycle are closed loops that elements go threw to get from one organism to another.
Term
Nutrients
Definition
Nutrients are the chemical substances that an organism needs to sustain life.
Term
Nitrogen Fixation
Definition
Nitrogen Fixation is the process in which certain bacteria converts nitrogen gas into ammonia.
Term
Denitrification
Definition
Denitrification is the process in which certain bacteria obtain energy by converting nitrates into nitrogen gas which is released into the atmosphere.
Term
Limiting Nutrient
Definition
The Limiting Nutrient is the nutrients productivity supply limit.
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