violetnumoto violetnumoto

04-11-2014
Biology

Answered

how does nitrogen enter the biotic part of the ecosystem?

Answer :

fatimaidehen fatimaidehen

04-11-2014

Plants get nitrogen from the soil but it has to be turned into nitrates (by lighting or nitrogen fixation); this because nitrogen in the air is very unreactive, Then the animal eats the plant.
Bacteria can get nitrogen simply from the air

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