jagranjosh.com9 年
CBSE Class 9th Mathematics OTBA Study Material 2016
Find Mathematics OTBA material of class 9 th issued by CBSE for the year 2016. OTBA, the Open Textbook Assessment was introduced by CBSE for classes IX and XI. The main objective of OTBA is to ...
jagranjosh.com12 天
CBSE Class 9th Science OTBA Study Material 2015
Find Science OTBA material of class 9 th issued by CBSE for the year 2015. OTBA, the Open Textbook Assessment was introduced by CBSE for classes IX and XI. The main objective of OTBA is to drift ...