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प्रश्न
Fill in the blanks.
Removal of undigested food is called ________.
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उत्तर
Removal of undigested food is called egestion.
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संबंधित प्रश्न
Which part of the body secretes bile?
Pancreatic juice contains enzymes which digest ______.
| If the teeth are not cleaned regularly, they become covered with a sticky yellowish layer W of food particles and bacteria. Since layer W covers the teeth, the alkaline liquid X secreted by glands Y inside the mouth cannot reach the teeth surface to neutralise the acid formed by the action of organisms Z on sugary food, and hence tooth decay sets in. |
- What is W known as?
- What are (i) X and (ii) Y?
- What are organisms Z?
- State one way of removing layer W from the teeth.
How is thorough chewing of food helpful in digestion?
Put a tick (✓) against the most appropriate alternative in the following statement.
The teeth which help in tearing the food are the:
Last molar tooth in human beings is called ______.
Fill in the blanks in the table (1-5) by selecting the suitable names of substances from the list given below:
(steapsin, peptones, fatty acids, proteoses, protein).
| Digestive Enzymes | Acts on | To convert into |
| (i) Pepsin | _________(2) | ________(3) and |
| (ii) _______(1) | Fats |
________(4) _________(5) |
Name the enzymes secreted by the following: Pancreas
Throughout the length of the alimentary canal the layer which shows the presence of goblet cells is ______
Describe the alimentary canal of man.
