Biology (Mader), 10th Edition

Chapter 19: Systematics and Phylogeny

Post-Test

1
The branch of biology that is concerned with identifying, naming and classifying organisms is called _____.
A)taxidermy
B)ecology
C)systematics
D)taxonomy
2
The binomial system of naming species was developed by _____.
A)Mendel
B)Linnaeus
C)Darwin
D)Watson and Crick
3
The first word in an organism's binomial name refers to the _____.
A)family
B)species
C)genus
D)kingdom
4
Changes are made in classification when _____ data increases.
A)molecular
B)fossil
C)anatomical
D)All of the above
5
Approximately _____ species of animals, plants and microorganisms have been named.
A)500,000
B)1.5 million
C)3 million
D)30 million
6
Which of the following is a kingdom of multicellular, photosynthetic organisms from the domain eukarya?
A)Animalia
B)Plantae
C)Archaea
D)Fungi
7
The sequencing of _____ suggests that all organisms evolved from a common ancestor along three distinct lineages.
A)mitochondrial DNA
B)rRNA
C)cytochrome c
8
The domain Eukarya contains _____ kingdoms.
A)one
B)two
C)three
D)four
9
Organisms in the Domain Eukarya all have cells with _____.
A)a cell wall
B)a nucleus
C)chloroplasts
D)centrioles
10
Organisms that are eukaryotes that form spores, lack flagella, and have cell walls containing chitin are classified as _____.
A)plants
B)animals
C)fungi
D)protists
11
It is suggested that protists evolved from _____, according to the five kingdom system of classification.
A)plants
B)fungi
C)monerans
D)animals
12
Using a traditional five kingdom system of classification, a multicellular, autotrophic, eukaryotic organism would be classified as a _____.
A)protist
B)fungus
C)plant
D)animal
13
Traditionalists say _____ evolved from reptiles.
A)birds
B)amphibians
C)insects
D)None of these
14
In the 1880's, Ernst Haeckel proposed adding the _____ kingdom to the system of classification in order to separate the unicellular microscopic organisms from the multicellular largely macroscopic ones.
A)protist
B)monera
C)fungus
D)animal
15
Which of the following is true of a cladogram?
A)It is subjective and reflects the bias of the investigator who created it.
B)It tells us the exact time at which derived characters evolved.
C)It shows the sequence in which characters evolved in the group being studied.
D)None of these
16
When determining the phylogeny of closely related species, investigators study _____ because it changes so quickly.
A)rRNA
B)mitochondrial DNA
C)cytochrome c
D)nuclear DNA
17
The relatedness of groups of organisms is more accurately determined when _____ data is examined.
A)molecular
B)fossil
C)homology
18
Organisms classified in Kingdom Animalia _____.
A)are motile unicellular organisms
B)have a notochord at some time in their life cycle
C)have hair
D)lack claws, scales, horns and hoofs
19
The most inclusive category of classification is _____.
A)species
B)kingdom
C)domain
D)class
20
The taxa that will be placed in clades in a cladogram form the _____.
A)outgroup
B)ingroup
C)synapomorphic group
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