Lesson 3 of 8 • 12 upvotes • 7:33mins
Hi everyone this is Ashish. This is lesson number 2. In this lesson we will talk about disease and its causes we will find out how many types of disease are there. We have classified that into groups such as acute and chronic diseases. We have also found out the level of causes that there are two types of causes, immediate cause and contributory cause. We have also talked about non infectious diseases and infectious diseases. In next lesson we will talk about infectious agents till then stay tuned.
8 lessons • 1h 14m
Introduction of the Chapter (in Hindi)
11:17mins
Health and its Failure (in Hindi)
9:49mins
Diseases and its Causes (in Hindi)
7:33mins
Infectious Diseases (in Hindi)
10:39mins
Principles of Treatment and Immunisation (in Hindi)
7:15mins
Principles of prevention
7:10mins
Question bank with solutions
9:33mins
Summary of the chapter (why do we fall ill class 9th science)
11:38mins