Classification of Living Things Diversity of Life
What is classification? • Classification is the grouping of things according to characteristics • The science of classifying organisms is known as taxonomy
Early classification systems • Aristotle grouped animals according to the way they moved • John Ray was the first to use the term “species”
Binomial Nomenclature • Developed by Linnaeus • Two-name system • Each organism has a genus and a species name • First name (genus); second name (species)
What is a scientific name? • Combination of the genus and species name of an organism • Scientific names of organisms are always italicized or underlined: (Genus is capitalized; species name is lower-case)
Questions • What is classification? • Why is classifying living things important? • What is taxonomy? • Describe binomial nomenclature.
Questions • Who developed a system for naming living organisms? • For what is John Ray known? • What is a scientific name of an organism and how is it written?
Kingdom Phylum Class Order Family Genus Species Seven classification groups of living things
Questions • What are the seven classification groups? • Kings Play Cards On Fat Green Stools