After 12 PCMB you'll have a lot of options in front of you, be it medical or engineering or any other. The list is never ending. Courses after 12 science with PCMB, you can appear for NEET if you are interested in Medical line. There are also para medical courses, and BSc Nursing and Bachelor of Physiotherapy are best courses. If you are interested in engineering and architecture, then you can appear for Jee or any other engineering entrance exams. Lot of career options are available for 12th passed science students. The best part of science stream is that students can switch to other careers i.e arts, humanities or even to commerce. You can also go for Hotel management which has a good scope nowadays, also can move up to CA or CS Program.