| A | B |
| classify | to group things together based on similarities |
| trait | a feature that living things have |
| Kingdom | the largest, broadest, classification group of living things |
| phylum | the second largest classification group (divides a kingdom into smaller groups.) |
| class | the third largest classification group. Divides a phylum into smaller groups. |
| order | the fourth largest classification group. divides a class into smaller groups. |
| family | the fifth largest classification group. divides an order into smaller groups. |
| genus | the sixth classification group. Divides a family into smaller groups. |
| species | the smallest, most specific classification group of living things. Members of a species can mate and reproduce offspring. |
| scientific name | the genus and species names together |
| monerans | An old kingdom of one celled organisms without a nucleus, that has now been split into two new kingdoms called, Archaebacteria & Eubactera. |
| protist | mostly single-celled organisms that have a nucleus and other cell parts |
| fungi | Organisms that have cell walls and absorb food from their surroundings |
| plant | organisms that are made up of many cells, have chlorophyll, and can make their own food, and don't move. |
| animal | organisms that have many cells, can't make their own food, and can move |
| taxonomy | the science of naming organisms |
| binomial nomenclature | two name naming system used for naming living things |
| Aristole | Ancient Greek philosopher who, in 400 BC, developed the first classification system based on how animals moved |
| Carolus Linnaeus | In 1750's developed the two name naming system for naming organisms |
| archaebacteria | a kingdom of one celled organisms without a nucleus. An ancient group of bacteria that can live in extreme conditions of heat, salt, or acid. Used to be classified in the kingdom monera. |
| eubacteria | a kingdom of one celled organisms without a nucleus some are harmful, some are beneficial. Used to be classisfied in the old kingdom, monera. |
| prokaryote | cells that do not contain a nucleus |
| eukaryote | cells that contain a nucleus |