Identify infectious and non-infectious diseases from the following: Tuberculosis, goiter, marasmus and typhoid.

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Solution

Infectious diseases are illnesses that are contagious, meaning they can be spread from one person to another. Infectious diseases are caused by microorganisms, called pathogens i.e. Typhoid, Tuberculosis.
Non-Infectious diseases are illnesses that are non-contagious, meaning they can't be spread from one person to another. These are not caused by any microorganisms i.e. Goiter, Marasmus.

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