Documents OTBA Biology Theme Class 11

Class-XI OPEN TEXT- BASED ASSESSMENT O T B A 1. 2. The Ambient Air 12 Take Care! 1 Themes: Shiksha Kendra, 2, Community Centre, Preet Vihar, Delhi-110301, India CENTRAL BOARD…

Documents OTBA Economics Theme Class 11

Class-XI O T B A 1. Zones (SEZ) â Route to Growth 1 2. Indo-Pak Trade Relations 12 Special Economic Themes: Shiksha Kendra, 2, Community Centre, Preet Vihar, Delhi-110301,…