The following are the 5 stages of the Biology Olympiad program; they are as follows :
Stage 1: National Standard Examination in Biology (NSEB).
Stage 2: Indian National Biology Olympiad (INBO).
Stage 3: Orientation cum Selection Camp (OCSC).
Stage 4: Pre-departure Training Camp (PDT).
Stage 5: Participation in International Biology Olympiad (IBO).