C:-Dibutyl pthalate
D:-Methy! methacrylate
Correct Answer:- Option-A
Question29:-Figure-eight stropping motion is used for mixing
A:-Reversible hydrocolloid
B:-Poly ether
C:-Irreversible hydrocolloid
D:-Poly sulfide
Correct Answer:- Option-C
Question30:-Dental plaster is which type of gypsum product?
A:-Type

Correct Answer:- Option-B
Question31:-The most common malignant neoplasm of the oral mucosa
A:-Squamous cell carcinoma
B:-Basal cell carcinoma
C:-Keratoacanthoma
D:-Papilloma
Correct Answer:- Option-A
Question32:-The premalignant lesion usually associated with dysplastic changes histologically
A:-Leukoplakia
-Erythroplakia
C:-Leukoedema
D:-None of the above
Correct Answer:- Option-B
Question33:-Pathologic loss of both enamel and dentin caused by biomechanical loading forces
A:-Attrition
Abrasion
C:-Abfraction
D:-Caries
Correct Answer:- Option-C
Question34:-Dentin deposited around pulp chamber throughout life of the tooth due to ageing
A:-Secondary dentin
-Tertiary dentin
C:-Primary dentin
D:-None of the above
Correct Answer:- Option-A
Question35:-Localized masses of calcified tissue in the pulp that resemble normal dentin
A:-True denticle
B:-Diffuse calcification
C:-False denticle
D:-cementicle
Correct Answer:- Option-A
Question36:-Pink tooth of mummery is caused by
A:-Attrition
B:-Mercury poisoning
C:-Caries
D:-Internal resorption
Correct Answer:- Option-D
Question37:-Cementicles are small foci of calcified tissue which lie in the
A:-Pulp.
-Dentin
C:-Enamel
D:-Periodontal ligament
Correct Answer:- Option-D
Question38:-Pain is more apt to be a feature of
A:-Acute caries