PPSC Past Paper Provincial Management Service 2018 Solved MCQs, General Knowledge MCQs, PPSC Solved Past Papers MCQsWhich among the following is ancient wonder of the world?A. Eiffel Tower B. Taj Mahal C. Lihghthouse of Alexendria D. None of these First Noble Prize in physics was awarded to?200 candidates applied for exam, from which 180 candidate appeared in exam and 70 per cent passed; how many failed?