BPSC 4.0 | SCIENCE -22 | BY SAGAR SIR

[@RajeevKumar-jb8rv]

Good morning sir

[@KirtiSingh-km9ot]

Gm

[@azzukhan2736]

Sir 11 question ka answer CO2 rahega
Ya H2 please doubt clear kar dijiye

[@indrabhushanyadav3489]

सर ,
कई दिनों बाद लौटे हैं क्या?

[@pragyarai2405]

Gm