Table of Contents

Unit-I : The living world : 1. Nature and scope of biology, 2. Being alive-what does it mean, 3. Origin of life and its maintenance

Unit-II : Unity of life : 4. The cell as a unit of life, 5. Small biomolecules, 6. Cellular macromolecules, 7. Enzymes, 8. Cell membranes, 9. Structural organisation of the cell, 10. Cellular respiration, 11. Cell reproduction

Unit-III : Diversity of life : 12. The five knogdoms of life, 13. Biological classification, 14. Viruses, 15. Kingdom monera, 16. Kingdom protista, 17. Kingdom plantae, 18. Kingdom fungi, 19. Animal kingdom

Unit-IV : Organism & Environment : 20. Species and population, 21. Biotic community, 22. The ecosystem, 23. Biosphere, 24. Natural resources and their utilization, 25. Wile life and forest conservation, 26. Environmental pollution, 27. Multicellular way of life, 28. Morphology of plants, 29. Anatomy of flowering plants, 30. Mineral and introgen nutrition in plants, 32. Photosynthesis and translocation of photosynthates, 33. Reproduction in flowering plants, 34. Growth and movement

Unit-VI : Multicellularity structure and function-plant life : 35. Animal tisuses, 36. Animal nutrition, 37. Gas exchange and transport, 38. Circulation, 39. Excretion and osm-regulation, 40. Hormonal co-ordination, 41. Nervous coordination, 42. Receptors, 43. Locomotion, 44. Reproduction, 45. Embryonic development, 46. Growth, repair and ageing

Unit-VII : Continuity of life : 47. Elements of heredity and variation, 48. Genes and chromosomes, 49. The gene and its expression

Unit-VIII : Origin and evolution of life L 50. Origin of life, 51. Evidences of evolution, 52. Theories of evolution, 53. Human evolution

Unit-IX : Application of biology, 54. Role of biology in the amelioration of human problems, 55. Domestication of plants is and crop improvement, 56. Biofertilisers, 57. Biopesticides, 58. Our crops, 59. Domestication and improvement of animals, 60. Bioenergy, 61. Biotechnology, 62. Human diseases, 63. Mental and community health, 64. Technology for medical applications, 65. Growth of human population.