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प्रश्न
Find the odd one out. Give reasons for your choice
विकल्प
Oesophagus
gizzard,
small intestine
liver.
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उत्तर
Oesophagus
No digestion of food occurs in oesophagus all other helps in digestion of food.
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संबंधित प्रश्न
How are fats digested in our bodies? Where does this process take place?
| When a person eats sugary food, then organisms A present in his mouth act on sugar to produce a substance B. The substance B first dissolves the calcium salts from the top part C of the tooth and then from its middle part D forming holes E. These holes ultimately reach the part F in the lower part of tooth which contains nerves and blood vessels. The substance B irritates the nerve endings inside the tooth causing toothache. |
- What are (i) organisms A, and (ii) substance B?
- What are (i) part C, and (ii) part D, of tooth known as?
- By what name are the holes E in the tooth known?
- Name the part F of the tooth.
- What will happen if organisms A reach part F of the tooth known?
Define the following term :
Omnivore
Rewrite the following parts of the human alimentary canal in their correct sequence Stomach, Oesophagus, Large instestine, Small intestine, Pharynx.
Food are classified into three groups on the basis of the function they perform in our body. Name the three categories, and briefly give their functions. Also give their two sources each.
What is dental plaque?
The question has four options. Choose the correct answer:
The dental formula of human beings is
The passage of food into the stomach is controlled by the ______.
Liver transports nutrients, oxygen, wastes, and hormones.
Match the following:
| 1. | Pancreatic juice | a. | Breaking starch |
| 2. | Salivary enzymes | b. | Digestive enzymes |
| 3. | Salivary gland | c. | Alimentary canal |
| 4. | Digestive tract | d. | Parotid |
