Ph.D Eligibility

For applying to the course, you must have B.Sc Physics or physics as major subjects in your graduation papers of Mathematics. I think, you only had mathematical physics. So, you can apply for Maths related courses. Regards.

I don't think so that their is any age limit for Ph.D. You can do PhD at any age.

Hi,
Yes, you are eligible to do Ph.D in Hindi. Good luck.

If you have scored 70% marks or 7.5 CGPA on a 10 point scale in your BE and you have also cleared any one of the exams amongst GATE / UGC NET / CSIR / DST inspire fellowship then you can definitely go for PhD.

Hello,
No, you are not eligible for IIT JAM exam.
The minimum requirement for JAM exam is a Bachelor's degree with a minimum of 55% marks for General & OBC and 50% marks for SC and ST category.

Here are the career prospects after bio chemistry:
You should do M.Sc biochemistry. You can do M.Sc chemistry if you have chemistry as a core subject in all 3 years of B.Sc. 12th subjects don't matter much.

Yes, of course, you can apply in UGC NET for M.Sc. Biotechnology. All graduates in Science are eligible for UGC NET exam.

You should have master's degree in fashion from any recognised university.