The most common benign tumor occurring in oral cavity is ______________?
		A.	Papilloma
B.	Fibroma
C.	Adenoma
D.	Epulis
		A.	Papilloma
B.	Fibroma
C.	Adenoma
D.	Epulis
		A.	It prevents the formation of copper oxide
B.	It prevents the formation of chromium oxide or dissolves chromic oxide layer
C.	It prevents the flow of material in undesirable area
D.	Increase the strength of solder
		A.	Group B staphylococci
B.	Group A steptococci
C.	Gonococci
D.	Pneumococci
		A.	Remnants of cell rests of serrae
B.	Remnants of cell rests of mallasez
C.	Remnants of cell rests of embryonic lacrimalduct
D.	Maxillary sinus lining epithelium
		A.	A deformity of a tooth consisting of a sharp bend bend in the root
B.	Abrasions on two surfaces of single tooth
C.	A root or tooth that is split into two
D.	A tooth that is fractured at two or more places
		A.	Iridium
B.	Ruthinium
C.	Indium
D.	Platinum
		A.	Homozygous
B.	Autosomal dominant
C.	Recessive
D.	X-linked recessive