In ecology, decomposers are organisms such as bacteria that mainly decompose or break in smaller particles dead organism or waste produced by them and by doing this, they return nutrients of the living organisms to the soil. Due to this, decomposers are essential for the natural cycle of many substances and they are in the last stage in many food chains. According to this, the soil bacteria described has the function of a decomposer because this breaks down the wastes returning essential nutrients such as nitrates to the soil.