Question | Answer |
What is taxonomy? | Scientific study of how things are classified |
Why is classification important for scientists? | to make organisms easier to study |
What are the two parts of an organism's scientific name? | Genus & species |
Name the 8 classification levels. | Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species |
What is the 3rd broadest classification level? | Phylum |
What is used to identify an unknown organism? | Dichotomous Key |
What is in the dichotomous key? | sets of descriptive statements with alternative responses |
Name the cell number for each kingdom. (unicellular, multicellular, or both) | Archaebacteria- unicellular
Eubacteria- unicellular
Protists- both
Fungi- multicellular
Plants- multicellular
Animals- multicellular |
What are archaebacteria also known as? | "ancient bacteria" |
As you move down the classification levels, what happens to the number of organisms? | they decrease |
What do species that have similar evolutionary histories share? | a common ancestor |
What is binomial nomenclature? | the name of an organism? |
What 2 kingdoms consist of only heterotrophs? | Fungi and animals |
2/3 of all the kingdoms have what the of cells? | Eukaryotic |
Our classification system we used today have originated from what 2 scientists? | Aristotle and Carolus Linnaeus |