I would suggest you to go through well with NCERT books. It will help you to build your concepts. Here are some of the preparation tips you can follow.

Prepare as per the Syllabus

Before start preparing you should gather the complete information about the syllabus. You can go through with previous year papers it will also give you an idea about.

Study Schedule

You should prepare a good time-table for the exam preparations. Do not include long hours of study period in your time-table. Include little intervals between the study hours. Preparing as per the time-table will help you to cover all parts of the syllabus.

Works on Weaker Areas

You need to focus on your weaker topics. You have to work hard & try to solve the weaker topics to improve.

Practice Online Mock Test

you can practice for the test with the help of online mock test. This mock test will help you to analyze your performance.

Revision: Revision is very important. So after study go for the revision it will help you to memorize the topics.

Good Luck!