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प्रश्न
Define the following: Infectious diseases
उत्तर
The diseases which spread from an infected person to a healthy person through air, water, food, soil or physical contact are called communicable diseases.
Example : Common cold, chickenpox, etc
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संबंधित प्रश्न
It was diagnosed that the body of a patient has lost its power of fighting any infection. Name the disease he is suffering from. What type of microbe is responsible for this disease and how does it spread from one person to the other.
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