Asian Journal of Advances in Medical Science

India is one of the most populous countries in the world therefore food problems are of prime importance. Poor population of India amounts to more than 300 million people therefore to achieve food security; grain produced must be protected from depredating agents such as insects and other pests during harvesting as well as storage. The easy handling and relatively cheaper synthetic chemical pesticide controls measure are very common and most widely used in India. One of the major causes of cancer in agriculture workers is excessive use of chemical pesticides. These chemical pesticides cause negative effects on human health and quality of the environment. Ecofriendly alternatives to chemical pesticides are biopesticides because they generally affect only the target pest without any negative effect on human health and the environment. The aim of this review study was to explore the need of biopesticides in present time due to their useful aspects and also due to biological ill effects of synthetic chemical pesticide.