Question: A six- year molar begins to calcify at______________?
- 1. Six months IU
- 2. At birth
- 3. 1 years after birth
- 4. 3 years age
Question: As compared to permanent tooth , root formation in primary tooth______________?
- 1. Take less time
- 2. Take more time
- 3. Same time
- 4. Is complete when tooth erupts in oral cavity
Question: At birth the following teeth are calcifying____________?
- 1. Primary incisors & first molar
- 2. Primary canines & second molars
- 3. Permanent canines
- 4. Permanent 3rd molar
Question: A child has 12 permanent and 12 decidous teeth, what is his age____________?
- 1. 8½ years
- 2. 11½ years
- 3. 4½ years
- 4. 13½ years
Question: Dentition of humans is_______________?
- 1. Herbivorous
- 2. Omnivorous
- 3. Carnivorous
- 4. None of the above
Question: While charting the dentition of a child, the pedodontist finds that the following teeth are present in all the four quadrants; permanent central incisor , permanent lateral incisor , decidous cuspid , decidous first molar, decidous 2nd molar and permanent
- 1. 3-6 years
- 2. 7-10 years
- 3. 11-14 years
- 4. 15- 18 years
Question: The first permanent tooth to erupt in the oral cavity is the_____________?
- 1. Mandibular central incisor
- 2. Mandibular first molar
- 3. Maxillary central incisor
- 4. Maxillary first molar
Question: The usual order of appearance of the primary teeth in the mouth is____________?
- 1. Central incisors, first molars, lateral incisors, second molars, canines
- 2. Central incisors, lateral incisors, canines, second molars, first molars
- 3. Central incisors, lateral incisors, first molars canines, second molars
- 4. Central incisors, lateral incisors, first molars second molars, canines
Question: Calcification of permanent first molar usually begins in the_____________?
- 1. Third month of intrauterine life
- 2. In the sixth month of intrauterine life
- 3. At birth
- 4. In the third month of extra uterine life
Question: The last primary tooth to be replaced by a permanent tooth is usually the_____________?
- 1. Maxillary second molar
- 2. Mandibular second molar
- 3. Maxillary canine
- 4. Mandibular canine
