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प्रश्न
Higher order thinking question.
A person is sleeping during day time. Why does this happen to some people that they feel sleepy during day time in office or in the classroom? Have you ever come across such situation? Explain.
उत्तर
- Many people are tired and do not have the energy to perform day-to-day activities. They are tired and tend to sleep in the classroom or workplace. Though this can be due to various reasons, the common reason for this condition is Anaemia.
- People who are Anaemic have less number of Red blood cells in their blood.
- The Red blood cells have hemoglobin which carries oxygen to all the cells of the body.
- People who are Anaemic will have less oxygen supply to all the cells of the body.
- Energy production in the cells is less and they feel tired and sleepy always. This is due to the diet. Prevention: Eat food rich in Iron.
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संबंधित प्रश्न
Children eating more of fast food tend to suffer from obesity (overweight). Comment.
Two viral diseases caused by mosquito bites
Find the odd one out:
Scurvy, rickets, haemophilia, pellagra, night blindness.
Answer the following questions:
| Column A | Column B |
| 1. Beri-beri | (a)Vitamin C |
| 2. Anaemia | (b)Vitamin D |
| 3.Scurvy | (c)Vitamin A |
| 4. Rickets | (d)Vitamin `B _1` |
| 5. Goitre | (e)Iron |
| 6. Night blindness | (f)Iodine |
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Infectious diseases
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Fill in the blank:
Intake of inadequate or excess food or unbalanced diet leads to .................
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Our living place should be ______.
