Hi,
Well, biotechnology students are selected on the basis of JEE exams in NITs and IITs and there is no way a PCB student can get into NITs or IITs for B.Tech in biotechnology. But if you wish to be a part of IIT or NIT, you can write GATE (BT) exam after B. Tech to pursue your M.Tech from IIT or NIT. But yes, there are some NITs and IITs which demand mathematics in your senior secondary classes even after qualifying GATE with good score. So, here you can have a drawback as you will not be eligible for these colleges. This results in shrinking of college options for a PCB student.
IIT's require Mathematics as a compulsory/optional subject at senior secondary level along with Biology as an eligibility criteria for B.Tech Biotechnology.
But If you really want to go for IIT then you can apply for mathematics as an optional subject through CBSE whose form will be available in the month of September in some syndicate's bank branch or at CBSE office.
Hope this helps.
Good luck.
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