PPSC Past Paper Social Security Officer in PESSI – Labour and Human Resource Department 2018 Solved MCQs, General Knowledge MCQs, PPSC Solved Past Papers MCQsLockjaw is a medical condition which is observed in the case of?A. Diarrhea B. Cholera C. Tetanus D. Malaria Ornithology is a branch of science that concerns the study of?Jaundice is caused by hepatitis and malaria and turns the skin color into?