Etoyu, Michael Oumo. The impact of Biology external examinations on teaching of Biology i n secondary schools in Uganda/ by Michael Oumo Etoyu. - Kampala, 1991. - xiv, 104 p. : tabs. ; 30 cm. Thesis (M. Educ.) - Makerere University, 1991 Includes bibliographical references (p. 87-89). Subjects--Topical Terms: Biology--Study and teaching (secondary)--Uganda. Dewey Class. No.: 570