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Digestion and Absorption

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Class 10 Class 12
What is ruminant stomach.

It is present in cattle, buffaloes, deer, goats, camels and sheeps. The stomach of ruminant is a compound structure having following four chambers :

1. Rumen -  It is the largest chamber which receives oesophagus

2. Reticulum - The rumen leads into reticulum. The reticulum has network of ridges which give it an appearance of honey comb.

3. Omasum - The omasum is a small chamber whose longitudinal folds in omasum bring mechanical breakdown of the food.

4. Abomasum.- The abomasum is the only part which has gastric glands. 

 

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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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What are Sanguivorous animals ?

The animals which suck blood e.g. leech, vampire bat, female mosquito etc.
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What is the function of enamel in digestion?

The enamel helps in the mastication of food.
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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 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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