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The Nitrogen Cycle
Terms in this set (8)
What percent of the air is nitrogen gas?
What form does bacteria in root nodules change nitrogen gas into?
What role do decomposers play in the nitrogen cycle?
they break down their nitrogen containing molecules to ammonia
How do plants obtain the nutrients they need?
they absorb the nutrients through their roots and convert it with bacteria
How do herbivores obtain the nutrients they need?
they eat plants
How do other animals obtain the nutrients they need?
they eat animals that eat plants
According to transparency, how is nitrogen returned to the atmosphere?
bacteria change nitrates into nitrogen gas
What would be the impact on the nitrogen cycle is there were a decrease in decomposition in a given ecosystem?
the cycle would be destroyed
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