In order to study well for your exam it is very important that you give quality time to your studies. You should be focused and dedicated. Avoid all the things which can distract your studies. 

You can make your time table. So, that you can complete your syllabus on time and you get proper time for revision. Set your daily and weekly targets. 

Refer previous year papers to understand the exam pattern and level of the questions. 

If you have any doubt take help of your teachers and friends. If you want you can also join study groups.

Good luck!!