________________1.Biology: study of living organisms.2.Botany: study of plants.3.Zoology: study of animals.4.Morphology: study of internal and external structures of organisms (plants and animals) organs.5.Histology: study of tissues.6.Cytology: study of cells and cell organelles.7.Anatomy: study of internal organs of plants and animals.
8.Embryology: study about male and female gametes, fertilization and development of embryo.
9.Microbiology: study of micro-organisms.
10.Physiology: study of various body functions and processes (e.g. respiration, photosynthesis, growth etc.).
11.Ecology: study of relationship of living beings (plants and animals) with environment. Also called Environmental
biology.
12.Palynology: study of microspores or pollen grains.
13.Palaeontology: study of fossils.
14.Molecular Biology: Study of nature of biomolecules and their interactions in an organism
15.Astrobiology: study of extra-terrestrial life.
16.Biochemistry: study of bio-chemical process (e.g. diffusion, osmosis etc.)
17.Biophysics: study of application of physics principles in life processes.
18.Taxonomy: study of identification, nomenclature and classification of animals and plants.
19.Genetics: study of genes and inheritance
20.Bacteriology: study about bacteria.
21.Virology: study about viruses.
22.Eugenics: study of application of knowledge of genetics to the human welfare.
23.Bioinformatics: information processing of data in molecular biology by using computers.
24.Phytogeography: study about distribution of plants in different parts of the globe.
25.Mycology: study about fungi.
26.Phycology: study about algae.
27.Bryology: study of bryophyte plants.
28.Pteridology: study of Pteridophytes plants.
29.Entomology: study of insects
30.Neurology: branch of medicine that deals with the anatomy, functions, and organic disorders of nerves and the nervous system
31:Neuroradiology: Branch of radiology focuses on the diagnosis and abnormalities of nervous system.
32.Biotechnology: use of organisms or their parts to produce useful products like medicines.
33.Ethology: study of how animals behave, particularly in their natural environments.
34.Paleoanthropology:study of human origins and evolution.
35.Sociobiology: study of social behavior based on evolutionary theory.
36.Osteology: study of bones.
37.Ichthyology: study of fishes.
38.Toxicology: study about poisons.
39.Mammology:study of mammals
