My GATE 2021 score is 615, AIR 214. What all IITs can I get into? Branch - Biotechnology
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As you mentioned that your gate score is 615 and you have got all india rank 214, you will easily top IITs in biotechnology . As per my view biotechnology is best in IIT Madras and you can easily get there . Its cut off generally stays under 700 rank.
For cut off you can check out the link given below-