Soil refers to the loose surface of the earth as identified from the original rocks
and minerals from which it is derived through weathering process.Soil is more or less a loose and friable material in which plants, by means
of their roots, find a foothold for nourishment as well as for other conditions of growth
soil is the habitat for thousands of different organisms around the world.The main soil microorganisms include bacteria,
fungi, and protozoa
waste materials contain nutrients, and
the bacteria's cells are able to convert them from an unusable form
into a form that can be used.they also helps in decomposition.hence they support plant life by providing essential nutrients.