<p><span style="font-size:14px"><span style="font-family:Arial,Helvetica,sans-serif">Soil plays a very vital role as it produces food for human beings and animals. The organic matter in soil as decomposed by a host of micro organism. Due to human activities, soil is the receptor of many pollutants including pesticides, fertilizers, etc., Hence, soil is an important component of environmental chemical cycle.</span></span></p>