HomePPSC Past PapersWhich gas is commonly used in balloons and airships? 8. Which gas is commonly used in balloons and airships?By Admin / September 20, 2025 A. Hydrogen B. Helium C. Carbon Dioxide D. Hydrogen Sulfied ✅ The correct answer is option Helium.
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