Zoology

Yes you can do PG/PGD in Fashion Design. NIFT, Pearl Academy, would, JDIFT Mumbai etc. Are the good Institutes for pursuing the asked course.

You have two ways to join Indian Army after doing B.Sc. In Biology stream. First, You can join in Indian Army through CDSE which is conducted twice in a year by UPSC. In this, one has to clear written examination, SSB, and Medical examination. Or You can join through NCC Special Entry. For this, one should obtain NCC C Certificate with minimum B grade. In this, you don't have written examination. Note:- If you are doing NCC with your graduation, you can mention it while filling your CDSE form as it can give you preference over other candidates while making of the final merit list.

Because you are not concerned about the college so the eligibility criteria of Punjab Agriculture University and LPU is given below. Eligibility criteria : Pass with 60% aggregate marks in B.Sc. Agriculture or B.Sc. Agriculture (Hons. ). (4 years) or equivalent. So from above you are not eligible for M.Sc. Agriculture course.