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Taxonomy
Test Description: Understanding the classification processes of living organisms
Instructions: Answer all questions to get your test result.
1) Which of the following is NOT a characteristic of Linnaeus' system for naming organisms?
A
two-part name
B
name that identifies organism's genus
C
name unique to a single species
D
multi-part name describing several traits
2) What is true about using similarities to classify different species?
A
Genetic similarities are no indication of the relationship between two species.
B
Even dissimilar species can be compared at the level of certain genes.
C
It is not possible to compare dissimilar species because they have no traits in common.
D
Only similar species, such as two species of rabbits, can be meaningfully compared.
3) If species A and B have very similar genes and proteins, what is probably true?
A
Species A is older than Species B.
B
They shared a relatively recent common ancestor.
C
Species A and B are the same species.
D
Species A evolved independently of species B for a long period.
4) The length of time that two taxa have been evolving separately can be estimated using a
A
molecular clock.
B
phylogenetic tree.
C
six-kingdom system.
D
cladogram.
5) The taxon called Eukarya is a(n)
A
phylum
B
domain
C
order
D
family
6) The science that specializes in the classification of organisms is
A
paleontology
B
anatomy
C
botany
D
taxonomy
7) Solely from its name, you know that Rhizopus nigricans must be
A
a plant
B
in the genus Rhizopus
C
in the genus nigricans
D
an animal
8) In classifying organisms, orders are grouped together into
A
classes
B
genera
C
phyla
D
families
9) The largest and most inclusive of taxonomic categories is the
A
domain
B
kingdom
C
phylum
D
species
10) A unique trait that is used to construct a cladogram is called a
A
molecular clock
B
taxon
C
derived character
D
domain
*select an answer for all questions
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