I have interest in physics,chemistry and maths. What course or career should i choose and what are scopes for that

Its depend on your area of interest for building the career. Take PCM in 12th standard that opens opportunity to appear in any of following Engg, MBA, CA ,scientist etc. Complete 12th and then based on ur interest decide on the streamm best of luck.

Choose PCM in 12th stnd. later u can pursue hons in maths or physics or chemistry. Bhabha atomic research institute gives opportunity for further research in specific fields.