Hello,
The total marks for bihar board science 2021 is for 85 marks and the total marks for social science is for 100 marks history is for 25 marks, Civics is for 25 marks, Geography is for 25 marks, Economics is for 22 marks, Disaster Management is 6 marks. Please click the below link to know more.
https://school.careers360.com/articles/bihar-board-10th-syllabus
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile