Name _____________________________________________ Date __________ Period ______
Chapter 7 Review Packet
Matching
Directions: Match the terms in the box with the correct definitions.
A. Aboral
B. Anterior
C. Caudal
D. Cephalic
E. Distal
AB. Dorsal
AC. Inferior
AD. Lateral
AE. Medial
BC. Oral
BD. Posterior
BE. Proximal
CD. Superior
DE. Ventral
_____ 1. The belly of an animal
_____ 2. Toward the point of attachment of a structure on the body
_____ 3. The end containing the mouth
_____ 4. Toward the tail
_____ 5. Above a point of reference
_____ 6. Toward the head
_____ 7. The tail end
_____ 8. On or near the plane that divides a bilateral animal into mirror images
_____ 9. The end opposite the mouth
_____ 10. The head end
_____ 11. Away from the point of attachment of a structure on the body
_____ 12. Below a point of reference
_____ 13. The back of an animal
_____ 14. Away from the plane that divides a bilateral animal into two mirror images
Multiple Choice
Directions: Read the statements below and circle the correct answer choice.
15. ___________ is the study of the kinds and diversity of organisms and the
evolutionary relationships among them.
A. Systematics
B. Nomenclature
C. Biogeography
D. Genetics
16. Our modern classification system is based on a system devised by _________.
A. Darwin
B. Aristotle
C. Linnaeus (von Linné)
D. Lamarck
17. _____________ is the assignment of a distinctive name to each species.
A. Systematics
B. Nomenclature
C. Biogeography
D. Genetics
18. A group of animals that shares a particular set of characteristics forms an
assemblage called a/an ____________.
A. intron
B. exon
C. photon
D. taxon
19. Which of the following sequences is arranged from broad to more specific?
A. kingdom, domain, phylum, class, order, family, genus, species
B. kingdom, phylum, class, order, domain, family, genus, species
C. domain, kingdom, phylum, class, order, family, genus, species
D. domain, kingdom, phylum, class, family, order, genus species
20. Which of the following is the correct way to write the scientific name of the water
penny beetle?
A. Psephenus herricki
B. Psephenus Herricki
C. Psephenus Herricki
D. Psephenus herricki
21. Why is the system of binomial nomenclature used?
A. brings order to a chaotic world of common names
B. common names often do not specify a particular species
C. indicates the level of classification involved in any description
D. all of the above
22. Monera can be distinguished from Protista because __________________.
A. Monera are prokaryotic
B. Monera are unicellular
C. Protista are all autotrophic
D. Protista are all sessile
23. Animalia can be distinguished from Plantae because _____________.
A. animals are heterotrophic
B. animal cells have cell walls
C. plants are prokaryotic
D. plants obtain nutrients by absorption
24. Prokaryotic organisms that live in extreme environments, such as high-temperature
rift valleys on the ocean floor, belong to the domain ___________.
A. Protista
B. Eubacteria
C. Archaea
D. Eukarya
25. A taxonomic grouping that is derived from a single ancestor but does not include all
members of the family group is called a _________ group.
A. paraphyletic
B. polyphyletic
C. monophyletic
D. diphyletic
26. The goal of systematic studies is to arrange animals into ________.
A. monophyletic groups
B. polyphyletic groups
C. paraphyletic groups
D. outgroups
27. __________ systematics is the least popular method, and it uses mathematical
models & computer aided techniques to group organisms.
A. Evolutionary
B. Numerical
C. Phylogenetic
D. Biogeographic
28. ___________ systematics is the oldest of the three approaches to systematics and
the evolutionary pathways are based on resemblances that result from common
ancestry.
A. Evolutionary
B. Numerical
C. Phylogenetic
D. Biogeographic
29. A character that can be used to distinguish one group of animals from another is
called a ____________.
A. synapomorphy
B. sympleisiomorphy
C. paraphyletic character
D. polyphyletic character
30. Taxonomic characters that are common to all members of a group are _________.
A. synapomorphy
B. sympleisiomorphy
C. paraphyletic character
D. polyphyletic character
31. The development of a coelom in an animal’s body is always associated with _____.
A. bilateral symmetry
B. asymmetry
C. diploblastic organization
D. triploblastic organization
32. Triploblastic animals whose mesodermally derived tissues form a relatively solid
mass of cells between ectodermally and endodermally derived tissues are said to be
acoelomate.
A. True
B. False
33. The Eubacteria are the most primitive life forms known.
A. True
B. False
34. The formation of a distinct head is called cephalization and is usually associated
with bilateral symmetry.
A. True
B. False
35. The oral end of a sea anemone contains its tentacles and mouth.
A. True
B. False
36. A coelom is a body cavity that is completely surrounded by mesodermally derived
tissues.
A. True
B. False
37. A transverse plane divides a bilateral animal into left and right mirror images.
A. True
B. False
38. A clade is a group of animals that share a certain character.
A. True
B. False
39. The next level of taxonomy that is more inclusive than order is family.
A. True
B. False
40. A group of organisms that is used to help decide what character is ancestral for a
group being studied is called an ingroup.
A. True
B. False