The National Standard Examination in Biology or NSEB is an examination for biology for higher secondary school students in India, usually conducted in the end of November.
There is a designated statewise quota according to which the students are selected for the next stage i.e. INBO.
Usually the top 1% students from this examination are selected to sit for the Indian National Biology Olympiad.
Application for this examination is typically handled through the school/college to which the student is affiliated.
The top 35 performers here, are selected for the Orientation-Cum-Selection-Camp (OCSC), Biology , where they're trained and tested in theory and experiment.