Hello Nishant !
You can follow these tips for preparing for cbse board exams
1. Start studying early
2. Make a timetable
3. Practice previous years question papers
4. Solve the sample papers given on cbse website
5. Make a list of formulae
6. Practice all the key topics again
All the best !
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile