8.1.Organisms and Environment 8.2. Abiotic Factors 8.3. Food Chains and Food Web 8.4. Energy Flow in Ecosystem 8.5. Ecological pyramids 8.6. Nutrient Cycling
1. Diversity in the Living World 2. Structural Organisation in Animals 3. Animal Diversity - I : Invertebratephyla 4. Animal Diversity - II : Phylum : Chordata 5. Locomotion and Reproduction in Protozoa 6. Biology and Human Welfare 7. Type Study of Periplaneta Americana 8. Ecology & Environment 9. Human Anatomy and Physiology-I 10. Human Anatomy and Physiology-II 11. Human Anatomy and Phyisiology-III 12. Human Anatomy and Physiology-IV 13. Human Reproduction 14. Genetics 15. Organic Evolution 16. Applied Biology