Influence of Teacher-Centered and Student-Centered Teaching Methods on the Academic Achievement of Post-Basic Students in Biology in Delta State, Nigeria

Teaching methods are essential for effective teaching and learning and to a great extent influence academic achievement of students. The objective of this study therefore was to examine the influence of teaching methods on the academic achievement of senior secondary school students in Biology in Oshimili South Local Government Area of Delta State. The descriptive survey research method was adopted in the study. Two research questions were formulated to guide the study. The population of the study comprised 1,550 biology students in public schools in Oshimili South Local Government Area of Delta State. Simple random sampling technique was used to select forty biology students from five randomly selected schools making it a total of two hundred (200) students. A questionnaire titled “Influence of Teaching Methods on Students' Academic Achievement in Biology Questionnaire (ITMSAABQ) was the main instrument for data collection. Cronbach Alpha analysis was used to test for the reliability of the instrument and it was found reliable with a reliability co-efficient of 0.75. Data collected was analyzed using descriptive statistics of frequency counts, percentages, mean, and standard deviation. Findings from the study revealed that student-centered teaching method increases students’ academic achievement while teacher-centered teaching methods decreases students' academic achievement in biology. The study recommended that teachers should create an environment that will enable students participate fully in the teaching-learning process of biology. Also, State Education Boards should organize seminars to educate biology teachers on the need for and how to use innovative methods in teaching biology.