What is called biology? Md. Saifur Rahman Biology is the branch of science concerned with the study of life including structure, function, metabolic, origin, evolution and living organisms. You may likeDo I need car insurance?What is car insurance?How could I get cheaper car insurance?What is auto insurance?Why Adulterant food is the barrier to sound health?What are the producers?What are food preservatives?What is food chain?What is tertiary consumer?