Name__________________________________________ Date____________ Period _____

Week 9 Classification: Key Terms review

Classification Taxonomy Aristotle Linnaeus Kingdom Phylum Class

Order Family Genus Species Scientific name Common name Binomial nomenclature Authority

Phylogeny Systematics Hypothesis Cladistics Derived character Cladogram Dichotomous Key

1. ____	The branch of biology that names and groups organisms according to their characteristics and evolutionary history.
2. ____	Swedish naturalist devised a system of grouping organisms into hierarchical categories, known as the father of our modern system of classification.
3. ____	Grouping based on characteristics.
4. ____	A two name system for writing scientific names.
5. ____	A branch of biology that organizes the diversity of living things into the context of evolution using phylogenetic trees.
6. ____	The genus name is written first (always Capitalized). The species name is written second (never capitalized).
7. ____	Relatively new system of phylogenetic classification that uses shared derived characters to establish evolutionary relationships.
8. ____	Written as an abbreviation of the last name of the person responsible for naming the organism. An example is Quercus alba L.
9. ____	A feature that apparently evolved only within the group under consideration.
10. ____	Greek philosopher who known to have grouped living things as either plants or animals over 2,000 years ago.
11. ____	The fourth categorical level of biological taxonomy, ranking just below class.
12. ____	A phylogenetic tree based on a cladistic analysis.
13. ____	A general name given to a living organism.
14. ____	The evolutionary history of an organism.
15. ____	A "possible" answer to a question or solution to a problem based on research.
16. ____	Largest of the major classification levels, containing 6 groups
17. ____	Used to identify plants and animals that you do not already know.
18. ____	A group of organisms that can interbreed and produce fertile offspring. Smallest classification level.
19. ____	Part of classification levels that is also used as first part of a scientific name. Also Classification level above the species group
20. ____	The third largest categorical level of biological taxonomy, ranking just above order.
21. ____	The fifth categorical level of biological taxonomy, ranking just below order.
22. ____	The second largest categorical level of biological taxonomy, ranking below kingdom and above class