Bihar board QUESTION bank

Model Paper for Bihar Board : http://biharboardonline.bihar.gov.in/model-question-papers-ss

Previous Year Paper for Bihar Board : http://finalrevise.com/detail-list/Bihar-School-Examination-Board-Previous-Year-Papers/1537604654229

Or

http://www.bsebportal.com/category/bs-downloads/previous-year-papers/