Nnoli, J. N. and Nnaemeka , K. J. (2026) “Practical Biology Mock Examination as A Predictor of Secondary School Students’ Academic Performance in Biology Theory in Nnewi Education Zone, Anambra State”, Action Research Journal Indonesia (ARJI), 8(3), pp. 1176–1188. doi: 10.61227/arji.v8i3.860.