12th NCERT Exemplar Biology BOOK CLASS 12th BIOLOGY NCERT Exemplar BOOK Chapter 01 : Sexual Reproduction in Flowering Plants Chapter PDF Solutions Chapter 02 : Human Reproduction Chapter PDF Solutions Chapter 03 : Reproductive Health Chapter PDF Solutions Chapter 04 : Principles of Inheritance and Variation Chapter PDF Solutions Chapter 05 : Molecular Basis of Inheritance Chapter PDF Solutions Chapter 06 : Evolution Chapter PDF Solutions Chapter 07 : Human Health and Diseases Chapter PDF Solutions Chapter 08 : Microbes in Human Welfare Chapter PDF Solutions Chapter 09 : Biotechnology – Principles and Processes Chapter PDF Solutions Chapter 10 : Biotechnology and its Application Chapter PDF Solutions Chapter 11 : Organisms and Populations Chapter PDF Solutions Chapter 12 : Ecosystem Chapter PDF Solutions Chapter 13 : Biodiversity and its Conservation Chapter PDF Solutions