Chapter 13 Why Do We Fall ill

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

Get a detailed step-by-step explanation of NCERT Solutions for Class 9 Science Chapter 13 Why Do We Fall ill-prepared by experienced teachers. All the questions asked in the NCERT textbook for Chapter 13 Why Do We Fall ill are solved in easy language and as per CBSE recommendation. Our experts solved Chapter 13 Why Do We Fall ill questions with the information given in the textbook. To score good marks solving exercises with the help of NCERT Solutions for class 9 Science prepared by HT experts will be a good practice. 

What are you going to learn in Chapter 13 Why Do We Fall ill?

Science has shown us that the reason for our deteriorating health is often a combination of factors. Often, we become ill while travelling or when we come into contact with someone who is infected with an illness like measles. This infectious disease can be passed from one person to another easily. Fortunately, there are several ways to avoid getting sick.

Infections, or diseases, are caused by bacteria. These agents are spread in the community by a variety of vectors. Infectious diseases spread through air and water. These illnesses can be transmitted between humans during sexual acts or through contaminated water and food. These infectious diseases are caused by bacteria, viruses, fungi, and worms. There are several causes of these diseases, including a combination of these factors.

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