Wear your headphone and revise all NCERT line by line with explanation by soothing Sound .This amazing podcast of "Strategies for Enhancement in Food Production - Z" by Dr. AA Mam. This is originally podcast by "PHYSICS WALLAH" i.e. PW. Podcast by Dr. Akanksha Agarwal Mam (Guru maa). Copyright of this podcast all goes to "Physics Wallah".