Hello student,
If you want to pursue Biotechnology  then you need to study physics as well. You can pursue Biochemistry and some BSc courses in subject Biology.
If you like to study computer applications further then you may pursue Bachelor of Computer Applications.
There are many other engineering courses you can pursue ahead .
Here is the link for better explanation of the courses.

https://school.careers360.com/articles/courses-after-12th

I hope I have solved your issue. If any doubt then do contact me.