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Class 9ScienceWHY DO WE FALL ILL?Infectious Diseases and their Spread
Medium

Differentiate between infectious and non-infectious diseases (any three differences).

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(N/A)
Infectious DiseasesNon-Infectious Diseases
$(i)$ These diseases spread from an infected person to a healthy person.$(i)$ These diseases do not spread from an infected person to a healthy person.
$(ii)$ These are usually caused by pathogens like bacteria,viruses,fungi,or parasites.$(ii)$ These are caused by internal factors like genetic disorders,hormonal imbalances,or lifestyle choices.
$(iii)$ These are communicable diseases,e.g.,common cold,influenza,and tuberculosis.$(iii)$ These are non-communicable diseases,e.g.,diabetes,hypertension,and cancer.
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Class 9 Questions

Class 9

Science Questions

Chapter

WHY DO WE FALL ILL?

Subtopic

Infectious Diseases and their Spread

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