The Department of Biological Sciences is one of the six departments composing the School of Natural Sciences. Since its inception in 1966, the department's major purpose has been to prepare students for the award of the Degree of Bachelor of Sciences in Biology, and Biology in combination with Chemistry, Geography or Psychology. The department also prepares students for Masters Degree in Ecology and Biosystematics, Plant pathology, Mycology, and Microbiology and Immunology by both course work and research. Also on offer are both M.Sc. and PhD. degrees in all areas of Biology by research alone.
Other functions of the department include providing foundational studies for students proceeding to the School of Engineering, Medicine, Mines and Veterinary Medicine, whose students are initially admitted in the School of Natural Sciences.