HomeUPSCDefence organization was set up in 1948, on advice …………….for the scientific evolution of weapons and equipment, operational research and special studies. 5. Defence organization was set up in 1948, on advice …………….for the scientific evolution of weapons and equipment, operational research and special studies.By Admin / October 4, 2025 A. Prof. P.M.S Blackett B. Vajpayee C. Jawaharlal Nehru D. Indira Gandhi ✅ The correct answer is option A.