While preparing for the exam is to prepare a timetable or study plan by allotting equal time for all the core subjects.
Select the study atmosphere in which you feel comfortable to study and stay away from all sorts of distractions.
Always keep a sheet of paper to note down important points, definitions, chemical reactions, and formulas.
Start preparing for the exam before one month, it will give you a good rank.
Every topic in your syllabus is important. So, understand every concept, discuss it with your friends and reach out to your seniors or lecturers to clear your doubts.
Refer to more NCERT textbooks for accurate information. Most of the questions in CBSE exams are asked directly from NCERT books.
The best way to prepare for the exam is to do a self-test by practicing CBSE sample papers .