Ncert science solutions class 9 Solutions for Chapter 13 why do we fall ill

Exercises in Chapter 13 why do we fall ill Grade 9

Why Do We Fall ill - Exercise

Why Do We Fall ill -Exercise 13.1

Why Do We Fall ill -Exercise 13.2

Why Do We Fall ill -Exercise 13.3

Questions in Why Do We Fall ill - Exercise

Under which of the following conditions are you most likely to fall sick?

(a) when you are taking examinations.

(b) when you have travelled by bus and train for two days.

Questions in Why Do We Fall ill -Exercise 13.1

State any two conditions essential for being free of disease.

Questions in Why Do We Fall ill -Exercise 13.2

List any three reasons why you would think that you are sick and ought to see a doctor. If only one of these symptoms were present, would you still go to the doctor? Why or why not?

In which of the following case do you think the long-term effects on your health are likely to be most unpleasant?

if you get jaundice

if you get lice

if you get acne. Why?

Questions in Why Do We Fall ill -Exercise 13.3

What precautions can you take in your school to reduce the incidence of infectious diseases?

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Chapters in this book

Matter in Our Surroundings

Is Matter Around Us Pure

Atoms and Molecules

Structure of the Atom

The Fundamental Unit of Life

Tissues

Diversity in Living Organisms

Motion

Force and Laws of Motion

Gravitation

Work and Energy

Sound

Why Do We Fall ill

Natural Resources

Improvement in Food Resources