Dear Swarnab, you haven't mentioned whether you are still pursuing your BPT or not. So there are 2 possible codes for you:

• If you are pursuing your BPT, then your qualification code will be 07.

Code 07 is for those Candidates who are studying any other examination that has scope and standard (Last 02 years of 10+2 Study consist of Physics, Chemistry and Biology/Biotechnology; that includes practical test in all the given subjects) that found to be equivalent to the Intermediate Science Examination of an Indian University/Board, taking the subjects PCB including practical tests in each of the subjects and English as a compulsory subjects.

• If you aren't pursuing your BPT, your highest qualifucayion remains 10+2 and your qualification code will be 02. 

Code 2 is for those Candidates who qualify their Higher/Senior Secondary Examination or the Indian School Certificate Examination that is equivalent to 10+2 Higher/Senior Secondary Examination after a period of 12 years studies. They have to complete their qualifying examination with Physics, Chemistry, and Biology/Biotechnology (that includes practice tests in the given subjects) and Mathematics or any other elective subject with English at a level not less than the core course for English that is prescribed by the National Council of Educational Research and Training after introduction of the 10+2+3 educational structure as recommended by the National Committee on Education.