NCERT Exemplar Solutions Class 9 Science Solutions for Why Do We Fall ill ? - Exercise in Chapter 13 - Why Do We Fall ill ?

Question 38 Why Do We Fall ill ? - Exercise

Give any four factors necessary for a healthy person.


Hygienic environment:

Clean water and hygienic surrounding can keep us away from water and airborne diseases.

Personal Hygiene:

We should keep our body clean to be healthy.


Hygienic and nutritious food help to boost the immune system hence a balanced diet is essential for being healthy.


Vaccination against severe disease is very essential to be healthy

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