HomeClass 12th Helpful Study Class 12th Helpful Study Choose your exam board Class 12th Choose your Exam board BSEB Choose Subjects —Please choose an option—MathematicsPhysicsChemistryBiologyEnglishHindi Choose Study Material —Please choose an option—Mock TestBooks pdfPrevious Year Question PaperObjective QuestionsModel Question PaperQuestion & Answer BESB Exam Study Materials Bihar Board managed and designed textbooks of all the subjects in such a way to provide the students with ease during the time of exam preparation.