Lesson 3 of 24 • 7 upvotes • 14:26mins
This is lesson is about one of the important system of our body that is respiratory system where how the system works, what is breathing, how air exchange occurs and diseases related to the system are discussed with the help of self-explanatory diagrams.
24 lessons • 5h 28m
Plant physiology
13:12mins
Pollution
15:00mins
Human Respiratory System
14:26mins
Natural Resources
13:19mins
Nutrients
13:04mins
Human Excretory System
13:12mins
Nutrition in animals
11:12mins
Circulatory System
11:56mins
Transportation in plants
12:18mins
The cell structure
13:37mins
Water
13:00mins
Friction Force
14:12mins
Combustion and flames
13:29mins
Exhaustible and non-exhaustible natural resources
14:36mins
Crop cultivation & protection
14:36mins
Blood- 1
14:28mins
Blood-2
12:56mins
Blood-3
14:22mins
Cell Cycle
13:02mins
Cell Cycle- II
14:24mins
Skin- 1
14:31mins
Animal Tissue- I
14:56mins
Animal Tissue- II
14:01mins
Human nervous system
14:07mins