| A | B |
| Classification | groupong organisms based on similar characteristics |
| Dichotomous Key | tool used to identify a species |
| Carl Linnaeus | scientists whose classification system is still used today |
| 7 Levels of Classification System | Kingdom, Phylum, Class, Order, Family, Genus and Species |
| Homo sapians | Scientific name for humans |
| 6 Kingdoms | Plantae, Animalia, Fungi, Protista, Archaeobacteria and Eubacteria |
| Aristotle | first scientist to group living organisms into plants and animals |
| Binomial classification | naming a species (genus and species) |
| Taxonomy | the study of classifying living things |