PUNJAB PUBLIC SERVICE COMMISSION Past Paper BS-17 2019 | PROVINCIAL MANAGEMENT SERVICE

PUNJAB PUBLIC SERVICE COMMISSION Past Paper FOR RECRUITMENT TO THE POST OF PROVINCIAL MANAGEMENT SERVICE. ETC. BS-17 (2019) 1 Sun spots were first observed by which • among the following? (A) Albert Einstein (B) Isaac Newton (C) Rene Descartes (0) Thomas Hariot 2. Lightening rod and Bifocal spectacles were invented by? (A) Benjamin Banneker (B) […]