Taxonomy Vocabulary Worksheet Template - The Tree Of Life
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2Name: ______________________________________________________ Date: _____________________ Period: ________
Taxonomy Vocabulary | Chapter 17 | The Tree of Life
Review:
Write the correct word for each definition ‐ Convergent Evolution, Eukaryotic, Prokaryotic, Species
1. ____________________ : cell containing a nucleus and membrane‐bound organelles.
2. ____________________ : cell not containing a nucleus or membrane‐bound organelles.
3. ____________________ : process in which two unrelated species evolve similar traits while adapting to similar
environments.
4. ____________________ : group of organisms that can breed and produce fertile offspring.
Section 17.1 : The “Linnaean system” of Classification
Use the book to fill in the blanks
1. ________________ ________________ developed a system for classifying and naming living things. This system
gave scientists a ________________ _________________, which made it easier for them to talk about their
findings with one another.
2. ___________________ is the science of naming and classifying organisms. Linnaean taxonomy classifies organisms
based on their _______________ similarities.
3. A group of organisms in a classification system is called a ______________ (plural, ______________).
4. A species is a group of organisms that can ___________________ and ______________________ offspring that can
________________.
5. A system that gives each species a two‐part scientific name using Latin words: _____________ ______________.
6. The first part of the name is the _____________ and the second part _________________ the species.
a. _____________ includes one or more species that are thought to be closely related. Genus names always
begin with a _____________ _____________ and they are written in _____________ or ______________.
b. The species descriptor is also written in ______________ or ___________________, however it is written in
__________________ letters. The species descriptor is never written _____________ because the same
descriptor may be used for many _______________ ___________.
7. The Linnaeus’ classification system has ___________ levels. Label each level below, from most general to specific.
a. _____________________________________
b. _________________________________
c. ____________________________
d. _______________________
e. __________________
f.
______________
g. __________
8. Scientists still use the basic idea of the Linnaean classification system. Today scientists use ____________________
and _________________ ___________________ to help classify living things.
17.2 : Classification Based on Evolutionary Relationships
Use the book to complete the matching
a. Derived characteristics
b. Cladogram
c. Phylogeny
d. Cladistics
9. _________ The evolutionary history for a group of species.
10. _________ The most common method used to make evolutionary tress is based on the classification of
evolutionary relationships, or common ancestry.
11. _________ An evolutionary tree that suggests how species may be related to each other through common ancestry.
12. _________ Traits that are shared by some species but not by others.
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