Hello greetings

To get good marks in class 11th you need to be conceptual very strong therefore don't bother much about the marks it is time to Grace the concept makerz 11th marks doesn't matter much but what you will learn is the concepts so even though if you score marks and doesn't understand the concepts properly then it won't help you in anyway there for this time understand the concepts practice questions this will help you.

Hello Srinivas!  Clear ur concepts topicwise of each chapter, clear your doubts with the help of teachers, google, and friends. Practice previous year papers and sample papers.
And most important, don't be afraid of annual exam as everyone says XI th is tougher than XII th .
Just be happy, study well and smartly
That's it.
I hope this help you. :)
All the best! :)