CBSE 12th

Amity Law school, Delhi is affiliated to IP University and as per the percentage which is mentioned in prospectus that is Minimum 50 percentage plus good ranking in IP University exam will decide your admission in the same.

If you want to learn about the commerce field then join a CA firm or if you want to do a job in the evening then you can join a BPO.

Check out this link for Interior designing colleges in Gujarat
https://www.shiksha.com/design/interior-design/colleges/colleges-gujarat
You can also go for B.Tech and getting admission in good engineering colleges as per your score in entrance exam like JEE Mains, etc.

Try to Opt B.SC in psychology.

The best option for you is B.Pharma. It is a 4 years course and after completing this course you can also do M.Pharma.

National Entrance cum Eligibility Test NEET is the only gateway for admission into MBBS and BDS courses in India. So you need to appear NEET. NEET will be based on Physics Chemistry and Biology of 11th and 12th.

Go for B.Sc or BA. It will be helpful for you in UPSC examination. You can get much more free time for preparation of UPSC. Subjects like political science, law, history, etc. Geography will be helpful.

Go thoroughly with the NCERTs of Standard XI and XII. Along with that, start solving as many as MCQs that you can. This will surely boost your confidence up.

Most of the law colleges require above 60% for admission along with a good score in their respective entrance examinations (if any, e.g. in Kerala -Kerala Law Entrance Examination /KLE). And it varies for different states. Mention which state you are from or which state you prefer to study in, and I'll try to help you.
I hope the answer was helpful.