HomePPSC Past PapersRadioactivity was discovered by: 27. Radioactivity was discovered by:By Admin / September 20, 2025 A. Henri Becquerel B. Marie Curie C. Newton D. Einstein ✅ The correct answer is option Henri Becquerel.
38. Which article of the 1973 constitution of Islamic Republic of Pakistan prohibits all forms slavery, Forced labour and child labour Leave a Comment / PastPaper 02, PPSC Past Papers / By Admin