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प्रश्न
Choose the odd one out from the group and give reason.
विकल्प
Oesophagus
Small intestine
Large intestine
Rectum
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उत्तर
Small intestine
Reason:
Small intestine is the odd one out because no digestive juices are released by other parts and hence no digestion occurs in other parts.
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संबंधित प्रश्न
Why does absorption of digested food occur mainly in the small intestine?
The longest part of alimentary canal is ______.
How is the small intestine designed to absorb digested food?
The enzyme responsible for the digestion of proteins in the small intestine is _____________.
Assertion: All proteins in our food are digested in the small intestine only.
Reason: The protein digesting enzymes are released into the small intestine.
The finger-like outgrowths of Amoeba helps to ingest food. However, the finger-like outgrowths of human intestine helps to ______.
Read the following statements with reference to the villi of small intestine.
- They have very thin walls.
- They have a network of thin and small blood vessels close to the surface.
- They have small pores through which food can easily pass.
- They are finger-like projections
Identify those statements which enable the villi to absorb digested food.
Match the organs in Column I with the words listed in Column II.
| Column I | Column II | ||
| (a) | Rectum | (i) | Mucus |
| (b) | Gall bladder | (ii) | Villi |
| (c) | Stomach | (iii) | Taste buds |
| (d) | Tongue | (iv) | Faeces |
| (e) | Small intestine | (v) | Bile juice |
Finger-like projections enhance the absorbing capacity of the small intestine.
Assertion (A): The inner walls of the small intestine have finger like projections called villi which are rich in blood.
Reason (R): These villi have large surface area to help the small intestine in completing the digestion of food.
