NCERT solutions for Science Class 9 chapter 13 - Why do we fall Ill [Latest edition]

Online Mock Tests

Chapters

Advertisements
Advertisements

Solutions for Chapter 13: Why do we fall Ill

Below listed, you can find solutions for Chapter 13 of CBSE NCERT for Science Class 9.


Intext QuestionsIntext QuestionsIntext QuestionsExercises
Intext Questions [Page 178]

NCERT solutions for Science Class 9 Chapter 13 Why do we fall Ill Intext Questions [Page 178]

Intext Questions | Q 1 | Page 178

State any two conditions essential for good health.

Intext Questions | Q 2 | Page 178

State any two conditions essential for being free of disease.

Intext Questions | Q 3 | Page 178

State any two conditions essential for good health and two conditions essential for being free of disease?

Are the answers to the above questions necessarily the same or different? Why?

Intext Questions [Page 180]

NCERT solutions for Science Class 9 Chapter 13 Why do we fall Ill Intext Questions [Page 180]

Intext Questions | Q 1 | Page 180

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?

Intext Questions | Q 2 | Page 180

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?

Intext Questions [Page 186]

NCERT solutions for Science Class 9 Chapter 13 Why do we fall Ill Intext Questions [Page 186]

Intext Questions | Q 1 | Page 186

Why are we normally advised to take bland and nourishing food when we are sick?

Intext Questions | Q 2 | Page 186

What are the different means by which infectious diseases are spread?

Intext Questions | Q 3 | Page 186

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

Intext Questions | Q 4 | Page 186

What is immunisation?

Intext Questions | Q 5 | Page 186

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 [Pages 187 - 188]

NCERT solutions for Science Class 9 Chapter 13 Why do we fall Ill Exercises [Pages 187 - 188]

Exercises | Q 1 | Page 187

How many times did you fall ill in the last one year? 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.

Exercises | Q 2 | Page 187

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.

Exercises | Q 3 | Page 187

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.

Exercises | Q 4 | Page 188

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 sick?

(b) what is the sickness?

Exercises | Q 5 | Page 188

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?

Exercises | Q 6 | Page 188

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?

Solutions for Chapter 13: Why do we fall Ill

Intext QuestionsIntext QuestionsIntext QuestionsExercises

NCERT solutions for Science Class 9 chapter 13 - Why do we fall Ill

Shaalaa.com has the CBSE Mathematics Science Class 9 CBSE solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. NCERT solutions for Mathematics Science Class 9 CBSE 13 (Why do we fall Ill) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

Further, we at Shaalaa.com provide such solutions so students can prepare for written exams. NCERT textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.

Concepts covered in Science Class 9 chapter 13 Why do we fall Ill are Health, Disease, Categories of Disease, Acute and Chronic Diseases, Communicable Or Infectious Diseases, Non-communicable or Non-infectious Diseases, Infectious Agents, Manifestation of Diseases, Modes of Transmission of Diseases, Organ-specific and Tissue-specific Manifestations, Causes of Disease, Principles of Prevention of Diseases, Principles of Treatment of Diseases.

Using NCERT Science Class 9 solutions Why do we fall Ill exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in NCERT Solutions are essential questions that can be asked in the final exam. Maximum CBSE Science Class 9 students prefer NCERT Textbook Solutions to score more in exams.

Get the free view of Chapter 13, Why do we fall Ill Science Class 9 additional questions for Mathematics Science Class 9 CBSE, and you can use Shaalaa.com to keep it handy for your exam preparation.

Share
Notifications



      Forgot password?
Use app×