Question

what is infectious and non infectious diseases

Answer 1

infectious diseases are those which effects us from external stimuli and the are communicable diseases like cough, cold
non infectious diseases are those which are cause by genetic abnormalities and are non communicable like cancer, dibaties

Answer 2

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$\large\sf{Infectious \: Disease \: :}$

The diseases which spread due to infection by micro-organisms are called infectious diseases.

$\large\sf{Non-Infectious \: Disease \: :}$

The disease which does not spread by contact between infected and healthy person through air and water, is called non-infectious disease

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