Biology: The Dynamics of Life, California Edition

Chapter 17: Organizing Life's Diversity

Organizing Life's Diversity

1.
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At what level do the blue whale and the ferret diverge?
A)kingdom
B)species
C)order
D)family
2.
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The circle graph below shows the relationships between the six kingdoms and the number of species in each kingdom. According to this data, which of these statements is true?
A)There are less than three times the number of animal species than all other species combined.
B)Eubacteria have the smallest number of species of all the kingdoms.
C)The number of plant species is less than the number of protist, fungi, eubacteria, and archaebacteria species combined.
D)Protists and fungi combined have a smaller number of species than plant species.
3.
__________ measures how strongly single strands of DNA from two species will bond.
A)amino acid chains
B)DNA sequences
C)DNA-DNA hybridization
D)protein clocks
4.
Which of these scientists is credited with developing the system of grouping organisms that is still used today?
A)Aristotle
B)Darwin
C)Linnaeus
D)Crick
5.
When classifying plants, which of these is the name for a taxon of similar classes?
A)a division
B)a kingdom
C)an order
D)a class
6.
A taxon consisting of similar genera is called __________.
A)a division
B)a family
C)a class
D)an order
7.
A species' __________ describes it evolutionary history.
A)kingdom
B)genus
C)cells
D)phylogeny
8.
Which of these kingdoms consists of organisms that are prokaryotic?
A)plants
B)fungi
C)protists
D)eubacteria
9.
Which of the following statements is NOT true?
A)Eubacteria are found in most habitats on Earth.
B)There are only a dozen identified species of archaebacteria.
C)Archaebacteria live in places such as deep-ocean hydrothermal vents.
D)The oldest prokaryotic fossils are thought to be approximately 3.5 billion years old.
10.
Using binomial nomenclature, humans are classified as Homo sapiens. Homo refers to the genus, while sapiens refers to the __________.
A)specific epithet
B)order
C)division
D)kingdom
11.
When using binomial nomenclature, which of these is the smallest taxon?
A)order
B)family
C)genus
D)species
12.
Which of the following statements is NOT true?
A)Using the fan model of the six kingdoms, organisms that are closer in the same colored ray share more inherited characteristics.
B)Cladograms show the probable evolution of a group of organisms rather than the direct ancestry from two parents.
C)Branches that appear on pedigrees and cladograms show proposed ancestry of an organism.
D)Biologists researching the cladistics of birds have determined that they are not related to any group of dinosaurs.
13.
What model is sometimes used to identify a group's derived traits?
A)binomial nomenclature
B)a cladogram
C)a dichotomous key
D)a taxon
14.
One characteristic of organisms in the fungi kingdom is __________.
A)they do not move from places to place
B)all species are multicellular
C)there are about 1 000 000 known species
D)they are autotrophs
15.
Which of these is a larger taxa than class?
A)a genus
B)a kingdom
C)an order
D)a species
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