L - 29 || рдорд╛рдирд╡ рд╢рд░реАрд░ рдПрд╡рдВ рдкрд╛рдЪрди рддрдВрддреНрд░ ( Part - 9 ) Gs Mains- 3(b) : Unit-1 ( Science,technology & Public Health ) By Shubham Tripathi Sir