CBSE Class 9
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Science
Organization in Living World
Lesson 4 of 5 • 0 upvotes • 12:38mins
Lesson 4 infectious Disease: infectious agents, means of spread, organ-specific and tissue-specific manifestations
5 lessons • 55m
Lesson 1 Overview (in Hindi)
2:05mins
Lesson 2 Introduction, Health and its Failure (in Hindi)
11:55mins
Lesson 3, Diseases and its Causes (in Hindi)
14:29mins
Lesson 4 Infectious Disease (in Hindi)
12:38mins
Lesson 5 Principles of Treatment and Principles of Prevention (in Hindi)
14:41mins