(A) 6 weeks
(B) 18 weeks
(C) 10 weeks
(D) 16 weeks

(A) All the bones of upper face develop by intra membranous ossification
(B) Incus and malleus develops from mecketls cartilage
(C) The third auditory ossicle or stapes develops from 2nd branchial arch
(D) All of the above

(A) Major salivary glands
(B) Minor salivary glands [Retromolar]
(C) Minor salivary gland [ lingual]
(D) Taste Buds

(A) Free denticles are entirely surrounded by pulp tissue[free of dentin]
(B) Embedded denticles are entirely surrounded by dentin [embedded in dentin]
(C) Attached denticles are partly fused with dentin
(D) False denticles contains many dentinal tubules

(A) Alveolar bone proper surrounds the root and gives attachment to fibres of periodontal ligament
(B) supporting alveolar bone surrounds the alveolar bone proper and supports the socket
(C) The cortical plates are thinner in maxilla than in mandible
(D) They are thickest in anterior portion of jaw

(A) In cross sections enamel rods appear hexagonal and resembles fish scales
(B) The bodies of rods are near occlusal and incisal surfaces, where as the tails point cervically
(C) The apatite crystals are parallel to bodies and deviate 65° from the tails
(D) All of the above

(A) They originate at right angle to dentin surface
(B) They are almost vertical near the incisal edge [or] cusp tip areas
(C) In the cervical third of deciduous crowns they are almost horizontal in direction
(D) ALL OF THESE

(A) Ca3 [Po4]2 CaCo3
(B) 3Ca [Po4]2 Ca[OH]2
(C) CaPo4 Ca[OH]2
(D) None of the above

(A) Buccal gingiva
(B) Lingual gingiva
(C) Oral surface of lip
(D) Sublingual mucosa [floor of mouth]

(A) Enamel [anterior teeth]
(B) Enamel [Posterior teeth]
(C) Dentin
(D) Dentinoenamel junction