Dear leaner,
NCERT has reduced up board 12th syllabus to 30%, actually the up board exams are cancelled 12 exam 2021 due to covid 19 pandemic.so relax
Refer the link given below and download for upboard 12th subject wise .
https://www.google.com/amp/s/school.careers360.com/articles/up-board-12th-syllabus/amp .
All the best.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile