Hello,
You question seems to be incomplete.
Bihar School Education Board (BSEB) conducts the Bihar board class 10 examination and will be conducted from February 17 and 24, 2021.
If you need more details about BSEB like the syllabus, pattern, dates, etcthen please refer to the below mentioned link:
https://school.careers360.com/exams/bihar-board-10th
For the Bihar Board class 12 model papers 2021 for Arts, Science and Commerce, please refer to the below given link:
https://school.careers360.com/articles/bihar-board-12th-model-paper
Practice these papers to do well in your exam.
Good Luck
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile