NCERT Solutions for Class 9

NCERT Solutions for Class 9 Science Chapter 13 Free PDF Download

NCERT Solutions for Class 9 Science Chapter 13 Why Do We Fall Ill

In NCERT Solutions for Class 9 Science Chapter 13 Why Do We Fall ill have arranged and explained the topic in such a way that once you go through our solution you need not route learning. Our NCERT Solutions provide a concept-oriented solution for your easy grip on the topic and are available with an authentic solution to the chapter.

Our learned teachers of Science has created NCERT Solutions for Class 9 Science Chapter 13 Why Do We Fall ill. These solutions are very helpful for quick revision also in exam time.

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CBSE Class 9 Science Chapter 13 Why Do We Fall Ill NCERT Solutions

This chapter explains that ‘Health’ is the condition of being well enough to function well physically, socially and mentally. NCERT Solutions for Class 9 Science Chapter 13 Why Do We Fall ill elaborated this also that anything which checks the proper functioning of cells and tissues and this will cause to a lack of proper activity of the body. NCERT Solutions will prepare a strong base for the upcoming CBSE board exam.

Sub topics covered under NCERT Solutions for Class 9 Science Chapter 13 

  • 13.1: Health and Its Failure Health And Its Failure
  • 13.1.1: The Significance of ‘Health’
  • 13.1.2: Personal and Community Issues Both Matter For Health
  • 13.1.3: Distinctions between ‘Healthy’ And ‘Disease-Free
  • 13.2: Disease and It’s Causes
  • 13.2.1: What Does Disease Look Like?
  • 13.2.2: Acute and Chronic Diseases
  • 13.2.3: Chronic Diseases and Poor Health
  • 13.2.4: Causes of Diseases
  • 13.2.5: Infectious and Non-Infectious Causes
  • 13.3: Infectious Diseases Infectious Diseases
  • 13.3.1: Infectious Agents
  • 13.3.2: Means of Spread
  • 13.3.3: Organ-Specific and Tissue-Specific Manifestations
  • 13.3.4: Principles of Treatment
  • 13.3.5: Principles of Prevention

NCERT Solutions for Class 9 Science Chapter 13

NCERT Solutions for Class 9 Science Chapter 13 Why Do We Fall ill covers all contents of the chapter very systematically and deeply. This chapter discusses all aspect of health such as the importance of health, Difference between health and Disease free and Its Causes, acute and chronic disease, infection agents, means spread, principal of treatment and principal of precaution.

Let us discuss the sub-topics in detail.

13.1: Health and Its Failure:

It explains how Health is a condition of, mental, physical and social well-being.

13.1.1: The Significance of ‘Health’:

So, anything which prevents the proper working of cells and tissues and this will affect on lack of proper activity of the body.

13.1.2: Personal And Community Issues Both Matter For the ‘Health’:  This focuses on public cleanliness is essential for individual health.

13.1.3: Distinctions between ‘Healthy’ and ‘Disease-Free:

It explains that simply not having the disease is not means the same as being healthy.

13.2: Disease and Its Causes:

It discusses the disease and its causes.

13.2.1: What Does Disease Look Like?

When there is a disease, either the activity or the appearance of one or more systems of the body would change in worse condition.

13.2.2: Acute and Chronic Diseases:

Diseases categorized as acute or chronic depends on their duration.

13.2.3: Chronic Diseases and Poor Health:

Acute and chronic diseases having different effects on our health. Any disease that creates poor functioning of some part of the body will disturb our general health as well.

13.2.4: Causes of Diseases:

Disease immediate reason may be a virus, but others are poor nutrition, family living, and lack of public health services.

13.2.5: Infectious and Non-Infectious Causes:

The disease may have infectious or non-infectious reasons.

13.3: Infectious Diseases:

Organisms that can produce disease have a wide range of such categories. Such as viruses, some are bacteria, fungi, single-celled animals or protozoans.

13.3.1: Infectious Agents:

Infectious agents categories of organisms and can be unicellular and microscopic or multicellular

13.3.2: Means Of Spread:

Infectious agents may be widespread through water air, vectors or physical contact.

13.3.3: Organ-Specific and Tissue-Specific Manifestations:

The seriousness of disease manifestations depend on the number of microbes in the body;

13.3.4: Principles of Treatment:

The category to which a disease-causing organism belongs to finalize which type of treatment.

13.3.5: Principles of Prevention:

Public health hygiene measures that reduce exposure to infectious agents can prevent the disease.

You can download NCERT Solutions for Class 9 Science Chapter 13 PDF by clicking on the button below.

NCERT Solutions for Class 9 Science Chapter 13 Free PDF Download

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