After completing 10 + 2 class level board examination you can apply for Bachelor of Technology biotechnology course in Indian colleges and universities. The bachelor of Technology biotechnology is an engineering course. You need to complete your 10 + 2 class level board examination with at least 50% marks in the aggregate for being eligible for admission to this course. Other than this there are almost no courses in the engineering field which you can do. The popular courses which you can do after PCB subjects are MBBS and BDS.

Read more:

https://www.google.com/url?sa=t&source=web&rct=j&url=https://school.careers360.com/articles/courses-after-12th-pcb/amp&ved=2ahUKEwjLwrnUv-P5AhWlxjgGHaUYAR8QFnoECBUQAQ&usg=AOvVaw1EiLrn5O5rVX2POHUtTvhq