If you are studying your intermediate in Science then many door are already opened to you. And you have to find out your interest, work on your passion and choose your field. Many courses are there to do with science, from engineering to medical, from BSc to BBA, Hotel Management, Bachelor of Arts, Bachelor of Commerce anything you can do. General degree courses like BSc in your core subjects or in relevant subjects, BJMC etc. BSc Nursing and BPT are opted by many students nowadays. For this you must have studied PCB in intermediate.