A biosensor is an independently integrated receptor transducer device, which is capable of providing selective quantitative or semi-quantitative analytical information using a biological recognition element.(IUPAC recommendations 1999) Professor Leland c Clark junior (1918-2005) is called the father of biosensor. The inventor of the Clark electrode, a device used for measuring oxygen in blood, water and other liquids. Biosensors play a part in the field of environmental quality, medicine and industry mainly by identifying material and the degree of concentration present.