You can download the text books for any class by using the following link.. http://tnschools.gov.in/textbooks Unit VI Chapter- 1 Reproduction in Plants (Prepared by Anandeswari mam) Part- 1 Part- 2 Part- 3 Part- 4 Part- 5 Part- 6 Part- 7 Part- 8 Part- 9 Part- 10 Unit VI Chapter- 2 Classical Genetics (Prepared by Anandeswari mam) Part- 1 Part- 2 Part- 3 Part- 4 Part- 5 Part- 6 Part- 7 Part- 8 Part- 9 Part- 10 Part- 11 Part- 12 Part- 13 Part- 14 Part- 15 Part- 16 Part- 17 Part- 18 Part- 19 Part- 20