Bihar Board class 12th answer key 2020 (बिहार बोर्ड) released for objective questions, check here- biharboardonline.bihar.gov.in

BSEB has released the answer key for the objective questions, which constitutes 50%(percentage/percent) of total marks in the examination. Candidates can raise their objections, if any, by providing appropriate representations on the official website:---
  
Link biharboardonline.bihar.gov.in