NEET Zoology Digestion and Absorption Questions Solved

NEET - 2017

A baby boy aged two years is admitted to play-school and passes through a dental check-up. The dentist observed that the boy had twenty teeth. Which teeth were absent?

(a) Incisors

(b) Canines

(c) Premolars

(d) Molars

Audio Explanation:


(c) In human beings, after birth the first set of teeth that developes are deciduous teeth or temporary teeth. These are 20 in number. The dental formula of child is 2102/2102.

Thus, they have 2 incisors, 1 canine, 0 premolars and 2 molars. Therefore, the baby boy would not have premolars.

Difficulty Level:

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  • 28%
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