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प्रश्न
What are communicable diseases?
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उत्तर
Diseases which spread from an infected person to a healthy person are called communicable or infectious diseases. These diseases are caused through infections by microbes called pathogens.
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संबंधित प्रश्न
Name the following:
Three mineral-deficiency diseases.
List the different ways by which communicable diseases are transmitted.
Use of disposable syringes for injecting medicines, etc. is specially advised to prevent
Write very briefly about the following:
Chicken pox
Fill in the blank:
Food poisoning is caused by ______.
Match the items in Column A with those in Column B:
| Column A | Column B | ||
| 1 | Beri-beri | a | Vitamin C |
| 2 | Anaemia | b | Vitamin D |
| 3 | Scurvy | c | Vitamin A |
| 4 | Rickets | d | Vitamin B1 |
| 5 | Goitre | e | Iron |
| 6 | Night blindness | f | Iodine |
Give the symptoms of kwashiorkor
Fill in the blank:
Lack of insulin may lead to ______.
Infectious diseases are caused by ______.
Name the target organs for the following diseases
Fits or unconsciousness targets ______.
