CLASSIFICATION AND TAXONOMY NOTES
Taxonomy: Discipline of __________ organisms and assigning each organism a ___________ accepted
name.
How do biologists use a classification system to study the diversity of life?
_____________________________________________________
How do taxonomists group organisms when they classify them?
______________________________________________________
How does classification make life easier?
______________________________________________________
ASSIGNING CLASSIFYING NAMES
Many organisms may have several ___________ common names.
EX: The _________ is also known as the _________ lion, catamount, or _______ …thus the need for a
____________ name
A Swedish botanist named __________ ___________ developed ___________ _____________, a
____-word naming system for naming all _________ on earth.
The _______ part of the scientific name is the ________.
This word is always written ______ and _____________.
It appears in _________ or is ______________.
The ________ part of the scientific name is the __________ name.
This word is always written ________ and is _____ capitalized.
It appears in italics or is ___________.
LINNAEUS’S SYSTEM OF CLASSIFICATION
Linnaeus’ hierarchical system of _________________ includes _______ levels called ________.
They are, from l_________ to _________, K__________, P_______, C________, O________,
F________, G_________, S___________.
The ____________ is the largest and most inclusive (___________) of the taxonomic categories.
_______________ is the smallest and ___________ inclusive of the taxonomic categories.
Directions: Fill in the pyramid with the
correct classifying words.
Kingdom, Phylum, Class, Order, Family,
Genus, Species
The _______ taxonomic ________ that ____ organisms share, the ______ closely ___________ they
are considered to be.
THINKING CRITICALLY
1. What type of animal is Musca domestica?
2. From the table, which 2 animals are most closely related?
3. At what classification level does the evolutionary relationship between cats and wolves diverge
(become different)?
EVOLUTIONARY CLASSIFICATION
1. ____________ group organisms into ___________ that represent lines of ____________ descent,
or ____________, not just ___________ similarities.
2. Phylogeny: The _______ of ____________ relationships among ____________.
Classification using Cladograms:
a. Cladograms are __________ that show the evolutionary ____________ among a group of organisms.
b. A ___________ tree is a specific type of _____________.