Based on past trends and expected cutoffs, for B.Tech in Biotechnology, Sastra University generally admits candidates with JEE Main All India Ranks (AIR) between 9,000 and 13,000 under Stream 1 (JEE Main plus Class 12 weightage). Under St ream 2 (based only on Class 12 marks), the closing rank has historically been much lower, typically under 3,000.