KEY-Unit 9: Classification Study Guide
1. What is the division of organisms into groups or classes based on characteristics?
Classification
2. Who is Carolus Linnaeus? Father of taxonomy
3. What are the eight levels of classification from general to specific? Domain, Kingdoms,
Phylum, Class, Order, Family, Genus, Species
4.Which of the Kingdoms is exclusively an autotroph? Plantae
5. The scientific name for the black-tailed prairie dog is Cynomys ludovicianus. What is its
species name? ludovicianus
6. What would scientists do if they discovered organisms that could not fit into any of the four
kingdoms of the domain Eukarya? Develop a new kingdom
7. Members of kingdom Animalia depend on bacteria and fungi because bacteria and fungi…
Recycle nutrients from dead organisms
8. What are the Kingdoms under the Domain Eukarya? Protista, Plantae, Animalia, Fungi
9. How do you properly write a scientific name? Genus (capital), species (lowercase).
Underlined or italicized.
10. What can you find by working through the statements in a dichotomous key? Identity of
unknown organism
Using the figure above to answer questions 11-14:
11. Which plant has the ability to live on land, with tissues transporting materials and has
seeds? Pine tree
12. Which plant has the ability to live on land and has tissue that can transport materials like
water and nutrients? Fern
13. Which plant is the most closely related to the Hibiscus? Pine tree
14. Which plant is the least related to the Hibiscus? Moss
15. For hundreds of years, how were all living things classified? Plant or animal
16.The science of describing, naming and classifying organisms is called taxonomy.
17. Who classified organisms as only plants or animals? Aristotle
18. What are the 3 Domains of Life? Bacteria, Archaea, Eukarya
19. The scientific name for a human is Homo sapien. What is its genus name? Homo
20. What is the common name of a Felis domesticus? House cat
21. What is the two-part name system for writing scientific names? Binomial Nomenclature
22. An aid that that can be used to identify an organism by going through a series of choices is:
Dichotomous key
23. Scientific names are written in which language? Most of the time Latin, some Greek
24. What is the common name for a Canis familiaris? Dog
25. E. coli belongs into which of the domains? Bacteria
26. Scientific names consist of what two parts? Genus, species
27. The more classification levels that two organisms share, the closer related.
28. Which kingdom consists of eukaryotes, heterotrophs, and are multicellular? Animalia
29. Which domain of life has organisms that live in very harsh environments? Archaea
30. Using the classification key below, identify the organism’s class. Chondrichthyes