https://page3news.in/national/education-bihar-board-12th-exam-2021-bihar-school-examination-board-bseb-released-the-schedule-of-annual-intermediate-or-class-12-examination2021/
Bihar Board 12th exam 2021: बिहार बोर्ड 12वीं की परीक्षाएं इस तारीख से होगी शुरू