Hello Annu ,

It is important to know the syllabus as it helps to prepare well for the final exams as well as it will help to build the foundation strong for competitive exams like jee mains , neet. You can download the syllabus from the official website of CBSE.

Go through the given link, you can check the syllabus for all the subjects.

https://school.careers360.com/ncert/ncert-syllabus-for-class-11

Good luck !!