A. Silver
B. Mercury
C. Drugs like Tetracycline
D. Lead
# McCall's festoons are:
A. also called Stillman's clefts
B. due to poor oral hygiene
C. Congenital abnormality
D. Due to trauma from occlusion
SELECT THE TOPIC YOU WANT TO PRACTICE. # LOK SEWA AAYOG PAST QUESTIONS Medical Entrance Preparation MCQs # Digestive System and Nutriti...