| A | B |
| Binomial Nomenclature | Two-word naming system that includes the genus and species |
| class | Phylums are divided into a subset called a _ |
| family | An order is divided into smaller groups called __ |
| Kingdom | Linnaeus's largest category of classification |
| Phylum | The Animal Kingdom is divided into subsets called _ |
| genus | A group of similar species make up a |
| species | a type of organism that is able to produce fertile young |
| Aristotle | Classified organisms as either Plants or Animals |
| Linnaeus | devised a classification system of seven levels |
| Kingdom Monera | Kingdom of prokaryotic organisms now divided into two new kingdoms |
| Archaebacteria | New Kingdom of Monera that includes ancient bacteria and those that produce food by chemosynthesis, many live without oxygen |
| Eubacteria | "True Bacteria" that live in the pressence of oxygen |
| Kingdom Protista | Kingdom of mostly single-celled eukaryotes that include Ameobas and Euglenas |
| Kingdom Fungi | Kingdom of heterotrophic unicellular and multicellular eukaryotic organisms |
| Kingdom Plantae | Kingdom that includes all multicellular autotrophs |
| Kingdom Animalia | Kingdom that includes all multicellular heterotrophs |