Cold and flu, typhoid and chickenpox are communicable diseases. They spread from person to person. Asthma and diabetes are non-communicable diseases. They do not spread and are caused by lifestyle or body conditions.
Class 8 Science Curiosity Chapter 3 Health: The Ultimate Treasure NCERT solutions
Class 8 Science Grade 8 Chapter 3 Health: The Ultimate Treasure question answer
Communicable diseases in the list are cold and flu, typhoid and chickenpox. These spread through air, water or direct contact with an infected person. On the other hand, asthma and diabetes are non-communicable diseases. They are caused by lifestyle factors, genetics or environmental changes and do not spread from person to person. Grouping diseases helps us understand how to prevent and manage them correctly.
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