(A) 10% formalin
(B) 40% formalin
(C) 20% formalin
(D) 10% alcohol

(A) Primary teeth
(B) Permanent teeth
(C) Both A and B
(D) None of the above

(A) Osteoclastic activity
(B) Proliferation of cells at crypt
(C) Exforliation of primary tooth
(D) Eruptive force

(A) Plays a passive role
(B) Becomes a fibrotic non-vital mass
(C) Initiates resorption from the inner surface of roots
(D) Aids in formation of secondary dentin slowing down resorption

(A) Osteoclasts
(B) Osteoblasts
(C) Odontoclasts
(D) Odontoblasts

[A]. Lingual to primary teeth
[B]. Inferior to primary teeth
[C]. Labial to primary teeth
[D]. A and B

(A) Cementoid
(B) Incremental line
(C) Cellular cementum
(D) Acellular cementum

(A) Hyperplasia of cementum
(B) Hypertrophy of cementum
(C) Resorption of cementum
(D) None of the above

(A) Cellular cementum
(B) Acellular cementum
(C) Intermediate cementum
(D) All of the above

(A) Avascular
(B) Vascular
(C) Has blood supply initially only
(D) None of the above