B.Sc

Some of the best colleges in Ahmadabad where you can pursue an integrated B.Sc+M.Sc (IT) course are as follows:
1) M G Science Institute
2) St. Xavier's College Navrangpura
3) K. Shashtri Government Science College
4) Gujarat Arts and Science College
5) School of Computer Studies
6) Division of Biological & Life Sciences, Ahmedabad

Eligibility To join IIP for PG diploma in Packaging:
Age: Maximum 25 years
Candidate must be a graduate (not by correspondence or part time) in Science (12th+3 years degree, entire 5 years in science only) with Physics / Chemistry / Mathematics Microbiology or Biochemistry as the main subject or one of them as second subject in the 3 year degree or Agriculture / Food Science/ Polymer Science or Engineering / Technology or equivalent securing minimum second division marks from a recognized university.
Final year appearing candidates can also apply on provisional basis.

You can go for your M.Sc degree in electronics if you have interest. Or you can go for an MBA or even MCA if you want a technical degree. Else from a job perspective, you may go for a job in the core electronics field or even IT. Other options available to you are:
1) UPSC exams
2) CDS (Defence services)
Unfortunately, we cannot decide which course you should pursue, you have to decide that for yourself. There are a number of options available to you after you have completed your B.Sc degree and the course you select should be based on your interest and your comfort level studying in that particular field.
Good luck!