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प्रश्न
Name the types of teeth in human with functions.
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उत्तर
There are four types of teeth:
- Incisors - These are used for cutting.
- Canines - These teeth are used for tearing.
- Premolars - For masticating the food.
- Molars - For grinding and masticating the food.
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संबंधित प्रश्न
Fill in the blank and rewrite the completed statement:
.................... is the largest gland in the body.
Write names of different parts of human digestive system and explain functions of any three parts.
Fat is completely digested in the ______.
Match the items of Column I with suitable items in Column II.
| Column I | Column II | ||
| (a) | Salivary gland | (i) | Bile juice secretion |
| (b) | Stomach | (ii) | Storage of undigested food |
| (c) | Liver | (iii) | Saliva secretion |
| (d) | Rectum | (iv) | Acid release |
| (e) | Small intestine | (v) | Digestion is completed |
| (f) | Large intestine | (vi) | Absorption of water |
| (vii) | Release of faeces |
Name the enzyme present in human saliva. What type of food material is digested by this enzyme?
Name the substance on which the following enzymes act in the human digestive system:
Trypsin
Draw a labelled diagram of the human digestive system. With the help of this diagram, describe the process of digestion of food in man (humans).
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Study the following dental formula and then answer the question that follow:
`"i" 3/4 "c" 0/0 "pm" 0/1 "m" 1/1`
Name an animal possessing such a dentition.
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Write the function of the following in the human alimentary canal:
HCl in stomach
Write one function each of the following enzymes:
Pepsin
Fill in the blank.
Saliva contains salivary amylase which changes starch to _____.
Write short answers
What is peristalsis?
Answer in detail.
What is meant by digestion? How does it differ from nutrition?
Define with examples: Heterotrophs
Correct the spellings: Pespin
Correct the spellings: Disegion
Identify the part of the digestive system which is vestigial in humans?
Secretions of ____________ lubricate the lumen of the alimentary canal.
