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Question
The longest part of alimentary canal is ______.
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Solution
The longest part of alimentary canal is small intestine.
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RELATED QUESTIONS
The opening of the stomach into the intestine is called ______.
Select the correct statement.
The enzyme responsible for the digestion of proteins in the small intestine is _____________.
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.
Name the parts of the alimentary canal where digested food gets absorbed.
Choose the odd one out from the group and give reason.
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.
