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SYSTEMATICS,  The study of different kinds of organisms and their diversities, and also the, relationships among them is called systematics.,  The word systematics is derived from the Latin word ‘systema’ which means, systematic arrangement of organisms.,  Carl Linnaeus coined the term systematics.,  Linnaeus used Systema Naturae as the title of his publication., TAXONOMY, , 1., , 2., , 3., , 4), ,  It is the study of characterisation, identification, classification and nomenclature.,  Characterisation, identification, classification and nomenclature are the processes, (steps) that are basic to taxonomy., Characterisation:,  It is the understanding of characters of organisms such as external and internal, structure, structure of cell, development process, ecological information etc., Identification:,  Nomenclature is only possible when the organism is described correctly and we, know to what organism the name is attached to. This is called identification., Classification:,  It is the grouping of organisms into convenient categories (taxa) based on, characters.,  Based on characteristics, all living organisms can be classified into different taxa., This process of classification is taxonomy., Nomenclature (naming):,  It is the providing of standardized names to the organisms such that a particular, organism is known by the same name all over the world.