BIOL 2251 Final Exam – Questions With Correct
Solutions (Rated A+)
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Terms in this set (97)
Which of the following The mesoderm gives rise to the epidermis.
statements about
diploblasts and triploblasts
is false?
Animals that display
bilateral symmetry are
triploblasts.
The endoderm gives rise to
internal organs such as liver
and lungs.
Animals that display radial
symmetry are diploblasts.
The mesoderm gives rise to
the epidermis.
,Which of the following In deuterostomes, the mesoderm buds from the wall of
statements about coelom the archenteron to form the coelom.
formation is true?
In deuterostomes, the
mesoderm buds from the
wall of the archenteron to
form the coelom.
In deuterostomes, the
splitting of solid masses of
mesoderm forms the
coelom.
In protostomes, the
splitting of solid masses of
endoderm forms the
coelom.
The evolution of predation True
sped up the pace of animal
evolution. Is this statement
true or false?
The animals that evolved False
during the Cambrian
explosion are the first
animals that ever lived on
Earth. Is this statement true
or false?
,An animal whose deuterostome
development is marked by
radial cleavage and the
mouth forms as a
secondary opening is
called _______________.
basal animal
protostome
deuterostome
diploblastic
Animals with bilateral are better adapted for directed forward movement than
symmetry radially symmetrical organisms.
can be divided into similar
halves by any plane
through the longitudinal
axis.
are better adapted for
directed forward
movement than radially
symmetrical organisms.
are relatively simple in
structure.
are usually very slow-
moving organisms.
, Diploblastic organisms lack Mesoderm
which germ layer(s)?
Ectoderm
Endoderm
Mesoderm and endoderm
Mesoderm
Which is NOT a factor in Concentration of the sensory organs to increase sexual
cephalization? copulatory function
Improving
locating/obtaining food by
moving the mouth to the
region of greatest sensing.
Concentration of sensory
organs at the point first
likely to encounter the
environment.
Concentration of the
sensory organs to increase
sexual copulatory function.
Directed movement
through an environment.
Solutions (Rated A+)
Save
Terms in this set (97)
Which of the following The mesoderm gives rise to the epidermis.
statements about
diploblasts and triploblasts
is false?
Animals that display
bilateral symmetry are
triploblasts.
The endoderm gives rise to
internal organs such as liver
and lungs.
Animals that display radial
symmetry are diploblasts.
The mesoderm gives rise to
the epidermis.
,Which of the following In deuterostomes, the mesoderm buds from the wall of
statements about coelom the archenteron to form the coelom.
formation is true?
In deuterostomes, the
mesoderm buds from the
wall of the archenteron to
form the coelom.
In deuterostomes, the
splitting of solid masses of
mesoderm forms the
coelom.
In protostomes, the
splitting of solid masses of
endoderm forms the
coelom.
The evolution of predation True
sped up the pace of animal
evolution. Is this statement
true or false?
The animals that evolved False
during the Cambrian
explosion are the first
animals that ever lived on
Earth. Is this statement true
or false?
,An animal whose deuterostome
development is marked by
radial cleavage and the
mouth forms as a
secondary opening is
called _______________.
basal animal
protostome
deuterostome
diploblastic
Animals with bilateral are better adapted for directed forward movement than
symmetry radially symmetrical organisms.
can be divided into similar
halves by any plane
through the longitudinal
axis.
are better adapted for
directed forward
movement than radially
symmetrical organisms.
are relatively simple in
structure.
are usually very slow-
moving organisms.
, Diploblastic organisms lack Mesoderm
which germ layer(s)?
Ectoderm
Endoderm
Mesoderm and endoderm
Mesoderm
Which is NOT a factor in Concentration of the sensory organs to increase sexual
cephalization? copulatory function
Improving
locating/obtaining food by
moving the mouth to the
region of greatest sensing.
Concentration of sensory
organs at the point first
likely to encounter the
environment.
Concentration of the
sensory organs to increase
sexual copulatory function.
Directed movement
through an environment.
