1. Reproduction in lower and Higher Plants

2. Reproduction in Lower and Higher Animals

3. Inheritance and Variation

4. Molecular Basis of Inheritance

5. Origin and Evolution of Life

6. Plant Water Relation

7. Plant growth and Mineral Nutrition

8. Respiration and Circulation

9. Control and Coordination

10. Human Health and Diseases

11. Enhancement of food Production

12. Biotechnology

13. Organisms and Populations

14. Ecosystems and Energy flow

15. Biodiversity, Conservation, and Environmental Issues