(a) Giving suitable time for the revision of the various topics is essential. Therefore prepare a timetable. It will help you to revise effectively.
(b) Rather than mugging and memorizing the details try to focus on understanding the concepts and their application. If the basics are clear then you can answer any question.
(c) Try to revise regularly, even if it is for a short duration. The regular revision will help you to remember the information for a more extended period.
(d) Don't forget to practice mock tests and previous years’ question papers. It will help identify your weak areas, manage time, and boost your confidence. In short, it will help you to get a feel of the actual exam.
(e) It is essential to take breaks in between revision sessions. Taking regular breaks will help you stay fresh and motivated.
(f) Don't forget to take care of your health. It is crucial that you get enough sleep, eat a healthy diet and exercise regularly.
(g) At the end keep in mind that revision is an ongoing process, and it is essential to be consistent and disciplined in your approach.
All the best for your UPSC examination.