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प्रश्न
The question has four options. Choose the correct answer:
The dental formula of human beings is
विकल्प
`2033/1023`
`2123/2123`
`2120/2120`
`2111/2111`
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उत्तर
`2123/2123`
APPEARS IN
संबंधित प्रश्न
The stomach releases hydrochloric acid and ______ juices which act on food.
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.
(a) What is W known as?
(b) What is (i) X, and (ii) Y?
(c) What are organisms Z?
(d) State one way of removing layer W from the teeth.
Define the following term:
Egestion
What do you mean by nutrition?
State whether the following statements are True or false: Trypsin coagulates the milk protein.
Use your brain power!
Why do we sometimes choke suddenly while eating?
The contraction and expansion movement of the walls of the food pipe is called ____________.
Choose the odd one:
Mention the 3 important digestive glands in the process of digestion?
Name the correct substrates for the following enzymes
- Trypsin
- Amylase
- Pepsin
- Lipase
