Botany is the branch of Biology that deals with the study of plants.Botany is one of the world's oldest natural sciences. Initially, Botany included all the plant-like organisms such as algae, lichens, ferns, fungi, mosses along with actual plants. Later on, it was observed that bacteria, algae and fungi belong to a different kingdom. Plants are an integral part of human life. They are used in various aspects of day to day lives. Botany studies the characteristics and uses of these plants and hence are very important.Botany deals with the study of different kinds of plants, its uses and characteristics to influence the fields of science, medicine and cosmetics. It is the key to the development of biofuels such as biomass and methane gas that are used as alternatives to fossil fuels. It is important in the area of economic productivity because it is involved in the study of crops and ideal growing techniques that help farmers to increase crop yield. The study of plants is also important in environment protection.