11th Class Biology Chapter 1 Introduction (Biology and some Major Fields of Specialization)

• Biology and Major Fields 12:16
• What is life 19:09
• Biology and Some Major Fields of Specialization 32:33

11th Class Biology Chapter 1 Introduction (Levels of Biological Organization)

• Braches of Biology 13:35
• Level of Biological Organization 20:27
• Braches of Biology 18:31
• Level of Biological Organization 16:27
• Atomic and Subatomic Level and Molecular Level 9:48
• Organelles and Cell Level 7:48
• Levels of biological organization 18:31
• Tissues Level 7:48
• Atomic level to tissue level 21:05
• Organ and System Level 10:14
• Organ to individual level 22:08
• Individual Whole Organism Level 6:03
• Population Level 5:59
• Population level to Biosphere 23:07
• Community Level 7:25
• Explain Biome 6:56

11th Class Biology Chapter 1 Introduction (Living World In Time)

• Living world in space and time 31:53
• Cloning 29:37
• Phyletic lineage 24:14
• Phyletic Lineage 8:29
• Biological method 27:35
• Living World In Time 16:58
• Biological Method 18:14

11th Class Biology Chapter 1 Introduction (Biology and the Service to Mankind & Protection and Conservation to Environment)

• Biology services in food production and preservation 28:30
• Biology and the Service of Mankind 13:58
• Biology and Service to Mankind and Protection and Conservation to Environment 21:26
• Disease Control 23:47
• Explain Cloning 11:10

Protection & Conservation of Environment

• Disease control 27:30
• Protection and Conservation of Environment 10:14
• Protection and conservation of environment 28:13

11th Class Biology Chapter 1 Introduction (Exercise)

• Exercise Chapter no 1 Introduction 14:03
• Exercise 16:23