Name: ________________________________________________________________ Pd: _______
Classification Review Worksheet
Directions: Match each term to its correct definition and then follow the instructions for labeling the diagrams and answering questions.
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1. A two-term naming system used to scientifically name a living organism by its genus and
species.
● What is the scientific name of the American Black Bear? (shown in Figure 1)
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A. Taxonomy
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2. A kingdom of prokaryotic, unicellular organisms that can survive in extremely harsh conditions
● Give an example of an organism from this kingdom: ____________________
C. Binomial
Nomenclature
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3. A kingdom of eukaryotic, multicellular organisms that lack cell walls and must consume food
for energy.
● Give an example of an organism from this kingdom: ____________________
D. Kingdom
Plantae
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4. The science of naming, organizing, and classifying groups of organisms on the basis of shared
characteristics and DNA sequencing.
● The current classification system was developed by Carolus Linneaus. Order the 8 levels
of classification from most broad to most specific.
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5. A kingdom of eukaryotic, multicellular organisms with cell walls made of cellulose. These
organisms must create their own food via photosynthesis.
● Give an example of an organism from this kingdom: ____________________
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6. A branching diagram which represents the evolutionary relationships among different
biological species.
● Which figure below illustrates this diagram? _________________________
● What organisms from this diagram share characteristic “y” ?
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7. A kingdom of eukaryotic, mostly multicellular organisms with cell walls made of chitin. These
organisms obtain energy from decomposing dead organisms and absorbing their nutrients.
● Give an example of an organism from this kingdom: ____________________
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8. A kingdom of prokaryotic, unicellular organisms with cell walls made of peptidoglycan. Most
bacteria fall into this category of “true-bacteria” and are found almost everywhere on Earth.
● Give an example of an organism from this kingdom: ____________________
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9. A diagram/tool used to identify organisms based on a series of choices between different
characteristics
● Which figure below illustrates this diagram? _________________________
● How does the phylum Arthropoda differ from the phylum Mollusca?
_______________________________________________________
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10. A kingdom of diverse eukaryotic organisms. Most are unicellular, but some may be
multicellular. These organisms are subcategorized as “plant-like”, “animal-like”, and “fungi-like”.
● Give an example of an organism from this kingdom: ____________________
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B. Kingdom
Animalia
E. Kingdom Fungi
F. Kingdom
Protista
G. Kingdom
Eubacteria
H. Kingdom
Archaebacteria
I. Phylogenetic
tree
J. Dichotomous
key