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  4. The given schematic diagram depicts heterodont teeth and its thecodont arrangement. Find the correct labelling for A - D from the options given below.

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Q. The given schematic diagram depicts heterodont teeth and its thecodont arrangement. Find the correct labelling for $A$ - $D$ from the options given below.Biology Question Image

Digestion and Absorption

Solution:

In the given figure, $A$ represents Molar, $B$ represents Premolar, $C$ represents Canine and $D$ represents Incisor.
Incisors teeth have chisel-like edge thus, also called as cutting teeth, while canines are pointed and lie behind the cutting teeth.
These are used for cutting and tearing. Premolar and molar are called check teeth. They are broad and are used to crush the food.