NCERT Solutions for Class 9 Science chapter 13 - Why Do we Fall Ill - eSaral

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Hey, are you a class 9 student and looking for ways to download NCERT Solutions for Class 9 Science Chapter 13 "Why Do we Fall Ill"? If yes. Then you are at the right place.
In this article, we have listed NCERT solutions for class 9 Science Biology Chapter 13 in PDF that is prepared by Kota’s top Doctors Faculties by keeping Simplicity in mind.
If you want to learn and understand class 9 Science chapter 13 "Why Do we Fall Ill" in an easy way then you can use these solutions PDF.
NCERT Solutions helps students to Practice important concepts of subjects easily. Class 9 Science solutions provide detailed explanations of all the NCERT exercise questions that students can use to clear their doubts instantly.
If you want to score high in your class 9 Science Exam then it is very important for you to have a good knowledge of all the important topics, so to learn and practice those topics you can use eSaral NCERT Solutions.
In this article, we have listed NCERT Solutions for Class 9 Science chapter 13 that you can download to start your preparations anytime.
So, without wasting more time Let’s start.
Download The PDF of NCERT Solutions for Class 9 Science Chapter 13 "Why Do we Fall Ill"
Download The PDF of NCERT Solutions for Class 9 Science Chapter 13 "Why Do we Fall Ill"









Important topics of class 9 Science Chapter 13
- Why do we fall ill
- Disease and its causes
- Infectious diseases
- Health and its Failure
So, that’s all from this article. I hope you enjoyed this post. If you found this article helpful then please share it with other students.
All Questions of Chapter 13
Once you complete the chapter 13 then you can revise it by solving following questions.
Q1. State any two conditions essential for good health.
Q2. State any two conditions essential for being free of disease.
Q3. Are the answers to the above questions necessarily the same or different? Why?
Part 2
Q1. 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?
Q2. 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?
Part 3
Q1. Why are we normally advised to take bland and nourishing food when we are sick?
Q2. What are the different means by which infectious diseases are spread?
Q3. What precautions can you take in your school to reduce the incidence of infectious diseases?
Q4. What is immunisation?
Q5. What are the immunisation programmes available at the nearest health centre in your locality? Which of these diseases are the major health problems in your area?
EXERCISES
Q1. How many times did you fall in the last one years? What were the illnesses?
(a) Think of one change you could make in your habits in order to avoid any of/most of the above illnesses.
(b) Think of one change you would wish for in your surroundings in order to avoid any of/ most of the above illnesses.
Q2. A doctor/nurse/health-worker is exposed to more sick people than others in the community. Find out how she/he avoids getting sick herself/himself.
Q3. Conduct a survey in your neighbourhood to find out what the three most common diseases are. Suggest three steps that could be taken by your local authorities to bring down the incidence of these diseases.
Q4. A baby is not able to tell her/his caretakers that she/he is sick. What would help us to find Out
(a) that the baby is sicks?
(b) What is the sickness?
Q5. Under which of the following conditions is a person most likely to fall sick?
(a) When she is recovering from malaria.
(b) When she has recovered from malaria and is taking care of someone suffering from chicken pox.
(c) When she is on a four-day fast after recovering from malaria and is taking care of someone suffering from chicken pox. Why?
Q6. 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.
(c) When your friend is suffering from measles. Why?
Also Read,
Complete Class 9 Biology Short Notes.
Class 9 NCERT Biology Book PDF
Class 9 NCERT Biology Exemplar
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eSaral Academic and Editorial Team
Team eSaral is the collective author profile for educational content created by eSaral’s teachers and academic contributors. The team draws on expertise from IIT graduates, doctors, experienced educators and subject specialists to develop resources for JEE, NEET and school students. Our articles aim to explain concepts clearly and help students study with confidence.
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