List of Important Biology Terms and Definitions

All comparative exam asks one or two question related to Biology Terms and definitions.Its important topic for comparative exam.Below include list of Glossary of Biology Terms and Definition.

Biology is branch of Science in which living beings are studied.the term of biology was first coined by Lamarck and Treviranus in the year 1801.
Biology has two main branches-
1. Botany-Study of different aspects of plants. Theophrastus is known as father of Botany.
2. Zoology– Study of Various aspects of animals. Aristotle is called father of Zoology as well as Biology.

Here list of Glossary of Biology Terms and Definition

Anatomy- Study of internal structure of organism.
Agrology – Soil science dealing specially with production of crop.
Agronomy- Science of soil management and production of crop.
Agrostology – Study if grass.
Arthrology- Study of joins.
Apiculture- rearing of honey bee for honey.
Anthropology- Study of origin, development and relationship between the culture of past and present human.
Anthology – Study of flower and flowering plant.
Angiology- Study of blood vascular system including arteries and veins.
Andrology- Study of male reproductive organ.
Bryology- Study of bryophytes.
Biometrics – Statical study of biological problem.
Biomedical engineering- Production and designing of spare part for man for overcoming various defects in man .e.g. artificial limbs, Iron lung, Pacemaker etc.
Biotechnology- Technology connected with living being for wilful manipulation on molecular level.
Bacteriology- Study of bacteria.
Cytology– Study of cell.
Cryobiology – It is the study of effect of low temperature on organisms and their preservation.
Clone – Celones are genetically identical individuals in a population.
Cardiology – Study of heart.
Clone – Clones are genetically identical individuals in a population.
Demography- Study of population.
Diffusion- Random movement of molecule / ion or gases from a region of higher concentration to lower concentration.
Diffusion- Random movement of molecule / gas / ion from reign of higher concentration to lower concentration.
Dermatology – Study of skin.
Dendrochronology- Counting and analyzing annual growth rings of tree to know its age.
Ecology – Study of inter- relationship between living and their environment.
Evolution- Study of origin of life, variation and formation of new species.
Embryology- It is the study of fertilization and development if zygote.
Eugenics – Study of factors connected with the improvement of race.
Euthenics – Treatment of defective in heredity through genetics engineering.
Ethnology – Study of science dealing with different races of human.
Ethology – Study of animal behavior.
Etiology – Study of life cycle of pathogen.
Entomology- Study of insects.
Exobiology- Study of possibility of life in space.
Floriculture- Cultivation of plant for their flower.
Food technology-Scientific processing, preservation, Storage and transportation of food.
Forensic science – Application of science for identification of various facts civilian.
Fishery- catching, breeding, rearing and marketing of fishes.
Forestry- Development and management of forest.
Fermentation- process of incomplete oxidation that occur in microbes and other cells in absence of oxygen, leading to the for nation of ethyl alcohol.
Genetics- Study of variation and transmission of characters from parents to their young ones.
Growth – Permanent increase in the weight and volume or size of an organism.
Gynecology- Study of female reproductive organ.
Gerontology-Study of ageing.
Gastroenterology- Study of alimentary canal or stomach, intestine and their disease.
Hypertonic- when two solution have differcut sdute concentration. The sol at ion which have higher concentration is called hypertonic.
Hypotonic- in two solation which have lawer solute con centration is called hypotonic.
Home thermic- Animals who have a constant body temperature are called home thermo cot warmblooded animal.
Histology- Study of tissue with the help of microscope.
Hygiene- Science taking care of health.
Hydroponics- Study of growing plant without soil in water which contain nutrient.
Haematology- Study of blood
Hepatology- Study of liver.
Lchthyology- Study of fishes.
Lmmunology- Study of immunity or resistance of body to disease.
Kalology- Study of human beauty.
Metazoans- All multicellular animals are called metazoans.
Monoecious- Plant which have both male and female flower.
Morphology – Study of external structure.
Microbiology- Study of Micro- Organism like virus bacteria algae fungi and protozoa.
Molecualr biology- Study of molecule found in the body of living organism.
Medicine- Study of treating disease by drug.
Mammography – Brach of science which deal test of breast cancer.
Mycology – Study of fungi.
Nutrients- Chemical substance taken as food which are necessary for various faction, growth and heath of living.
Neurology – Study of nervous system.
Neonatology- Study of new born.
Nephrology- Study if kidneys.
Osmosis- movement of water moledcule across semipermeable membrane from the region of its higher concentration to the region of lower communication.
Odontology- Study of teeth and gum.
Osteology- Study of bones.
Oncology- Study of cancer and tumours.
Obstetrics- Science connected with care of pregnant woman before, during and after child birth.
Ornithology- Study of birds.
Ophthalmology- Study of eyes.
Orthopaedics- Diagnosis and repair of disorders of locomotery system.
Phytoplanlktons- Microscopic organism which passively float on the surface of water.
Parasite- organism which depend on other living for their food and shelter.
Poikilothermic- Organism which change their body temperature according to surrounding. These are also called cold blooded animal.
Pigment- A Substance which absorb light of certain wavelength like chlorophyll formed in green leaves.
Paleontology- Study of function of various system of organism.
Pathology- Study of diseases, effects, causable agents and transmission of pathogens.
Pomology- Study of fruit and fruit yielding plant.
Psychiatry- Treatment of mental disease.
Psychology- Study of human mind and behavior.
Pisciculture- rearing of fishes.
Phycology- Study of algae.
Paediatrics- Branch of medicine dealing with children.
Parasitology- Study of parasites.
Photobiology- Effect of light on various biological processes.
Phylogeny – Evolutionary history of organism.
Physiotherapy- Treatment of body defects through massage and exercise.
Radiology- Science dealing with the effect of radiation on living beings.
Rhinology – Study of nose and olfactory organs.
Sonography- Study of ultrasound imaging.
Saurology- Study of lizards.
Serology- Study of serum, interaction of antigen and antibodies in the blood.
Sphygmology – Study of pulse and arterial pressure.
Taxonomy- Study of classification, nomenclature and identification of organism.
Telepathy- Communication of thoughts or ideas from one mind to another without normal use of senses. In other word this is the process of menta contact.
Veterinary Science – Science of health care and treatment of animals.