Q.No.1. One of the rounded protruberances found on the incisal edges of newly erupted

              incisors is a

A.    Lobe

B.    Tubercle

C.   Cingulum

D.   Mammelon

E.    Sulcus

Q.No.2.The first permanent tooth to erupt is the:

A.    First maxillary molar

B.    First mandibular molar

C.   Mandibular central incisor

D.   Maxillary central incisor

E.    Lateral incisor

Q.No.3. The function of pulp in response to trauma is:

A.    Production of cell

B.    Formation of enamel

C.   Incress in size of tooth

D.   Production of dentin

E.    Decress in size of tooth

Q.No.4. An irregular rounded depression found on the occlusal surface of a teeth is a:

A.    Sulcus

B.    Fossa

C.   Groove

D.   Pit

E.    Ridge