| BRANCHES OF BIOLOGY | |
| Branch | Study of Science of |
| Etiology | Causes of diseases |
| Gerontology | Ageing |
| Gynaecology | Female reproductive systems |
| Haematology | Blood |
| Helminthology | Worms |
| Hepatology | Liver |
| Herpetology | Reptiles |
| Histology | Tissue |
| Ichthyology | Fishes |
| Immunology | System of body |
| Kinesiology | Defense Body movements |
| Limnology | Still water bodies (lakes) |
| Malacology | Molluscs |
| Mastology | Breast including teats |
| Myology | Muscles |
| Myrmecology | Ants |
| Odontology | Teeth |
| Oncology | Tumours |
| Ophiology | Snakes |
| Omithology | Birds |
| Otology | Ears |
| Palaeontology | Fossils |
| Parazoology | Sponges (Poriferans) |
| Phenology | Periodic phenomenon as bird migration |
| Phrenology | Mental faculties of brain |
| Phylogeny | Evolutionary history |
| Saurology | Lizards |
| Teratology | Malformation and Abnormal growth in embryo |
| Tricology | Hairs |


