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