| Branch | Concerning field |
| Aeronautics | Science of flight of airplanes. |
| Astronomy | Study of heavenly bodies. |
| Agronomy | Science dealing with crop plants. |
| Angiology | Deals with the study of blood vascular system. |
| Anthology | Study of flowers. |
| Anthropology | Study of apse and man. |
| Apiculture | Honey industry (Bee Keeping) |
| Araneology | Study of spiders. |
| Batracology | Study of frogs. |
| Biochemistry | Deals with the study of chemical reactions in relation to life activities. |
| Biotechnology | Deals with the use of micro-organnisms in commercial processes for producing fine chemicals such as drugs, vaccines, hormones, etc.on a large scale. |
| Cardiology | Study of heart. |
| Craniology | Study of skulls. |
| Cryptography | Study of secret writing. |
| Cryogenics | Study concerning with the application and uses of very low temperature. |
| Cytology | Study of cells. |
| Dermatology | Study of skin. |
| Ecology | The study of relationship between organisms and environment. |
| Entomology | Study of insects. |
| Etiology | Study of cause of disease. |
| Eugenics | Study of improvement of human race by applying laws of heredity. It is related with future generations. |
| Evolution | Deals with the study of origin of new from old. |
| Exobiology | Deals with life or possibilities of life beyond the earth. |
| Floriculture | Study of flower yielding plants. |
| Geology | Study of condition and structure of the earth. |
| Genetics | Study of heredity and variations. |
| Gerontology | Study of female reproductive organs. |
| Horticulture | Study of garden cultivation. |
| Haematology | Study of blood. |
| Herpetology | Study of liver. |
| Iconography | Teaching by pictures and models. |
| Immunology | Science which deals with the study of resistance of organisms against infection. |
| Jurisprudence | Science of law. |
| Kalology | Study of human beauty. |
| Lexicography | Compiling of dictionary. |
| Mycology | Study of fungi. |
| Myology | Study of muscles. |
| Nephrology | Study of kidneys. |
| Neurology | Study of nervous system. |
| Numismatics | Study of coins and medals. |
| Obstetrics | Branch of medicine dealing with pregnancy. |
| Oneirology | Study of dreams. |
| Ophthalmology | Study of eyes. |
| Ornithology | Study of birds. |
| Osteology | Study of bones. |
| Palaeontology | Study of fossils. |
| Philately | Stamp collecting. |
| Philology | Study of languages. |
| Phonetics | Concerning the sounds of a spoken language. |
| Physiography | Nature phenomenon. |
| Pedology | Study of soils. |
| Pathology | Study of disease causing organisms. |
| Phycology | Study of algae. |
| Physiology | Science dealing with the study of functions of various parts of organisms. |
| Pisciculture | Study of fish. |
| Pomology | Study of fruits. |
| Seismology | Study of earthquakes. |
| Sericulture | Silk industry (culture of silk moth and pupa). |
| Serpentology | Study of snakes. |
| Telepathy | Communication between two minds at a distance with the help of emotions. |
| Taxonomy | Study of classification of organisms. |
| Virology | Study of virus. |
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