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प्रश्न
The enzymes present in the saliva convert ______.
विकल्प
fats into fatty acids and glycerol.
starch into simple sugars.
proteins into amino acids.
complex sugars into simple sugars.
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उत्तर
The enzymes present in the saliva convert starch into simple sugars.
Explanation:
Amylase enzyme is present in the saliva secreted by salivary glands inside the buccal cavity which helps to break the starch into simple sugars.
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संबंधित प्रश्न
What is the role of saliva in the digestion of food?
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Absorption of water
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| 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?
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