Hi

Did you mean CBSE board ?because there is nothing like CBSC board

You can download class 12th CBSE previous year question papers by visiting our page the link for the same is provided below

https://school.careers360.com/articles/cbse-class-12th-question-papers

Go well through these papers as practising these papers will help you to :-

*understand   the  examination pattern  .

*  types  of  questions  which  are  asked in the exam .

* you   will get an  idea  of  the  difficulty level  of  the  questions  asked in  the examination .

* you  can  also  have  an  idea  of  important    topics  which  are  covered in the exam , so  that  you  can  accordingly prepare for  your  examination

*it  will  help  you  to check your preparation    level  for  the  examination,  so   that  you  can  work   on your  weak areas  and   can  perform  even better in your  examination.

* solving these papers on your own will  help you to improve your time management skills so that in your actual examination you can solve questions with better speed and accuracy .

Best of luck for your  12th exam preparation .

If you have any other query then you can always reach us to get them cleared  :) we are always available to help you out and guide you.

Thank you