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प्रश्न
What’s the solution?
A person has fainted, and a crowd of people has surrounded him.
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उत्तर
When a person faints, he should be immediately given clean and fresh air. Therefore, ask the crowd to move away. Then splash cold water on the face of this man. If he is not reviving, take him immediately to the doctor with the help of others.
संबंधित प्रश्न
Which of the organs performs the function in humans?
Absorption of food
How do carbohydrates get digested in human beings?
Which of the following has the longest small intestine?
The process of digestion of food in humans begins in ______.
| 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.
State one difference in nutrition: Autotroph and Heterotroph
The coiled middle portion of the small intestine which is 2.5 meters long is the ______.
How do fats get digested in human beings?
Following statements describe animal nutrition. Read the statement and give one word for the statement. Write the terms that describe process.
Breaking of complex food substances into simpler and soluble substances.
Mucosa forms __a__ in stomach and ___b___ in intestine respectively.
