Hii,

2 months strategy for board PCB is listed below

1. Make a proper time schedule
2. Divide your subjects and chapters to be covered accordingly
3. Follow standard books
4. Make short notes for quick revision
5. Solve NCERT question
6. Solve previous year questions papers
7. Revise previous chapter
8. Work hard sincerely
9. Take proper sleep to refresh your mind for next day.
10. Clear each and every concepts of physics
11. Learn reactions of chemistry.

Hope this will help you,

All the very best!!