The teaching of agricultural science with gender bias is a serious problem affecting the interest of female students in the choice of agriculture as a career and in their performance in agricultural science examinations. The teacher, schools and Government have important role to pay in order to achieve gender equality in the school system in general. In the teaching of agricultural science, the teacher should be skillful and build up new minds to accommodate the teaching of both boys and girls with similar interest, determination and expectation. Teaching agriculture without gender bias should form part ofteaching effectiveness.