Advertisements
Advertisements
प्रश्न
Choose the odd one out from each group and give reasons.
oesophagus, small intestine, large intestine, rectum
उत्तर
The small intestine is the odd one out because no digestive juices are released by other parts and hence no digestion occurs in other parts.
APPEARS IN
संबंधित प्रश्न
Why does absorption of digested food occur mainly in the small intestine?
How is the small intestine designed to absorb digested food?
All are part of the small intestine, EXCEPT
Select the correct statement.
The finger-like outgrowths of Amoeba help to ingest food. However, the finger-like outgrowths of the human intestine help to
Read the following statements with reference to the villi of the 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.
Name the parts of the alimentary canal where
digested food gets absorbed
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 |
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.
Visit a doctor and find out:
- Under what conditions does a patient need to be on a drip of glucose?
- Till when does a patient need to be given glucose?
- How does glucose help the patient recover?
Write the answers in your notebook.
