Nutrients and energy in a Ecosystem?

Question

Why do we say nutrients "Cycle", But energy "flows" in an ecosystem?

What Roles do Decomposers play in the processes?

Answer 1

In the N2 cycle, bacteria on the roots of legumes are able to take N2 from the air and combine it to form nitrates. Plants use nitrates to make protein. We eat plants and digest it into amino acids, then make our own protein. Our waste products contain nitrogen as urea. This is used by other bacteria Decomposers break down dead plant and animal material to release the N2 for further use.The nitrogen cycle..

Answer 2

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