Deck 7: Animal Taxonomy, phylogeny, and Organization

Question 1

Eukaryotic organisms consisting of only single cells would be classified into kingdom

A)Plantae.
B)Fungi.
C)Animalia.
D)Bacteria.
E)Protista.

Answer 1

E

Question 2

The standard for naming animals is

A)Linnaeus' Systema Naturae.
B)Aristotle's Scala Naturae.
C)the Linnaean System of Binomial Nomenclature.
D)the International Code of Zoological Nomenclature.
E)Darwin's On the Origin of Species.

Answer 2

D

Question 3

The classification system used today began with the work of

A)Charles Darwin.
B)Alfred Russel Wallace.
C)Gregor Mendel.
D)Karl von Linnè.
E)Jean Baptiste Lamarck.

Answer 3

D

Question 4

This more traditional approach to systematics relies on the assumption that closely related organisms are more similar compared to distantly related organisms,with certain derived characteristics carrying more weight than others.

A)cladistics
B)paraphyletic grouping
C)phylogenetic systematics
D)evolutionary systematics

Question 5

What kinds of characters are typically used in distinguishing protostomes from deuterostomes?

A)feeding characters
B)adult characters
C)eukaryotic characters
D)developmental characters
E)mitotic characters

Question 6

The "belly" (usually lower)surface of most bilaterally symmetrical animals is

A)anterior.
B)posterior.
C)ventral.
D)dorsal.
E)lateral.

Question 7

Which of the following is correctly written?

A)Panthera Tigris
B)PANTHERA TIGRIS
C)panthera Tigris
D)panthera tigris
E)Panthera tigris

Question 8

The study of the kinds of organisms and the evolutionary relationships among them is

A)nomenclature.
B)systematics.
C)biogeography.
D)phylogenetics.
E)zoogeography.

Question 9

The absence of a central point or axis around which an animal's body parts are equally distributed is called

A)biradial symmetry.
B)asymmetry.
C)radial symmetry.
D)pentaradial symmetry.
E)spherical symmetry.

Question 10

Each species has a unique name; __________ is the assignment of these names.

A)introduction
B)speciation
C)phenetics
D)phylogeny
E)nomenclature

Question 11

Which of the following types of animals sometimes displays asymmetrical body patterns?

A)flatworms
B)insects
C)sponges
D)nematodes
E)echinoderms

Question 12

__________ describes how the parts of an organism are arranged around a point or an axis.

A)Homology
B)Analogy
C)Cladistics
D)Symmetry
E)Asymmetry

Question 13

The term __________ refers to any group of organisms that share a common set of characteristics and bear a formal scientific name.

A)phylum
B)binomen
C)nomenclature
D)species
E)taxon

Question 14

A taxon composed of members that do not share a single recent common ancestor is said to be

A)phylogenetic.
B)polyphyletic.
C)monophyletic.
D)unigenic.
E)synaptomorphic.

Question 15

__________ symmetry is the arrangement of body parts in such a way that any plane passing through the oral-aboral axis divides the body into mirror images.

A)Cylindrical
B)Homologous
C)Bilateral
D)Spherical
E)Radial

Question 16

Similar characteristics between animals that are the result of common ancestry are called

A)analogies.
B)clades.
C)homologies.
D)phylogenies.
E)hierarchies.

Question 17

The domain that is unique for having compartmentalized cells is the

A)Monera.
B)Archaea.
C)Eukarya.
D)Eubacteria.
E)Extremophilia.

Question 18

To designate a species correctly,the binomial includes the __________ names.

A)phylum and class
B)genus and species
C)family and order
D)class and order
E)family and genus

Question 19

Which of the following is the correct sequence (from broad to specific)of the major taxonomic categories?

A)domain, kingdom, phylum, class, order, family, genus, species
B)domain, species, genus, family, order, class, phylum, kingdom
C)phylum, class, kingdom, domain, order, species, family, genus
D)kingdom, order, class, phylum, family, genus, species
E)genus, species, domain, phylum, class, order, family, kingdom

Question 20

Radially symmetrical organisms typically lack a head; the points of reference used are:

A)oral and aboral.
B)dorsal and ventral.
C)anterior and posterior.
D)proximal and distal.
E)top and bottom.

Question 21

The middle embryological layer in triploblastic animals is

A)mesoderm.
B)mesoglea.
C)gastroderm.
D)epiderm.
E)endoderm.

Question 22

Portions of the peritoneum and serosa that are continuous and suspend visceral structures in the body cavity are called

A)epithelia.
B)mesenteries.
C)ectoderms.
D)endoderms.
E)peritoneal serosae.

Question 23

In diploblastic organisms,the two tissue layers are

A)mesoderm and endoderm.
B)mesoderm and mesoglea.
C)ectoderm and mesoderm.
D)mesoglea and blastoderm.
E)ectoderm and endoderm.

Question 24

Organisms in this phyla do not exhibit bilateral symmetry.

A)Cnidaria
B)Annelida
C)Mollusca
D)Arthropoda
E)Nematoda

Question 25

Organisms with the simplest tissue level of organization are

A)triploblastic.
B)holoblastic.
C)meroblastic.
D)diploblastic.
E)discoblastic.

Question 26

Triploblastic organisms that possess a body cavity that is not entirely lined with mesoderm are called

A)pseudocoelomate.
B)acoelomate.
C)hemocoelomate.
D)eucoelomate.
E)coelomate.

Question 27

Formation of a distinct head is called

A)ventralization.
B)anteriorization.
C)lateralization.
D)dorsalization.
E)cephalization.

Question 28

A head defines what point of reference?

A)anterior
B)posterior
C)dorsal
D)ventral
E)lateral

Question 29

The __________ is the thin mesodermal lining of the body cavity in triploblastic animals.

A)peritoneum
B)blastoderm
C)epidermis
D)gastrodermis
E)mesoglea

Question 30

The back (usually upper)surface of a bilateral animal is

A)anterior.
B)posterior.
C)ventral.
D)dorsal.
E)lateral.