Question

How does nitrogen cycle through an ecosystem?

Answer 1

the nitrogen compounds in the organic matter and re-enters the soil where they are broken down by microorganisms known as decomposers

Answer 2

When plants and animals die or when animals excrete wastes, the nitrogen compounds in the organic matter re-enter the soil where they are broken down by microorganisms, known as decomposers. This decomposition produces ammonia, which can then go through the nitrification process