Hello
There are a lots of fields you can go for depending upn your interests and career expectations.
You can go into medicals, by appearing in NEET examination you can get admisson to MBBS courses and go on to become a doctor.
Or you can go for other medical courses such as Nursing, Pharmacy, BDS etc
You can also go for language courses (BA German etc) and work at the external affairs ministry later on.
Or you can go in teaching career by doing B.Sc in Zoology /Botany or subject of your choice and then going for masters and PhD.

So, there are a lot of options you can opt for. Choose one which resonates mosts with your interests.

Good luck