General Knowledge MCQs, HEALTH EDUCATOR (BS-17) IN THE PUNJAB DEPARTMENT-2014, PPSC Solved Past Papers MCQs1 Metric ton is equal to:A. 100 Kilograms B. 500 Kilograms C. 1000 Kilograms D. 10000 Kilograms Twentieth Century American women scientist “Grace Hopper”‘ contributed in the field of:The substances human body produces to fight against disease germs are called:
