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Digestion and Absorption

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Class 10 Class 12
Explain the terms heterodont, thecodont,  and diphyodont.

Heterodont : It is the condition of having different types of teeth. For example humans have four different types of teeth namely incisors, canines, molars and premolars.

Thecodont : The type of attachment in which each tooth in embedded in a socket.

Diphyodont : The type of dentition characterised by two sets of teeth. First set is of temporary and second is of permanent.

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What is Diphyodont ?

Diphyodont is the condition of having two set of teeth during the life of an organism. For example : humans are diphyodont as they have two set of teeth namely temporary milk or deciduous teeth which are replaced by permanent or adult teeth.

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Name the fat soluble vitamins.

Vit A, D, E and  are fat soluble vitamins.
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What is the function of enamel in digestion?

The enamel helps in the mastication of food.
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What is the order of arrangement of teeth in each half of the upper and lower jaw ?

The order of arrangement of teeth in each half of the upper and lower jaw is I,C,PM,M.  I (incisors), C (cannine), PM (premolars), M (molars).
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What are Sanguivorous animals ?

The animals which suck blood e.g. leech, vampire bat, female mosquito etc.
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