Biology 2 Quiz 26-1 Question Preview (ID: 32888)
Intro To Animals.
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Many small aquatic animals rely on diffusion to transport oxygen, nutrients, and waste products among their cells.
a) True
b) False
c)
d)
All members of the animal kingdom are heterotrophs.
a) True
b) False
c)
d)
Worms and insects are both vertebrates.
a) True
b) False
c)
d)
Animals with bilateral symmetry have arms arranged circularly around a central point.
a) True
b) False
c)
d)
An organism that is radially symmetrical has equal right and left halves.
a) True
b) False
c)
d)
Many small aquatic organisms move oxygen and carbon dioxide through their skin by the process of
a) cephalization
b) diffusion
c) extracellular digestion
d) muscular contractions
The fundamental characteristics that distinguish animals from plants are
a) no cell walls in animals
b) plants can't move
c) animals are heterotrophic
d) both A and C
A blastula is a stage in the development of an embryo that consists of
a) a flat sheet of cells
b) a solid ball of cells
c) a hollow ball of cells
d) a folded sheet of cells
An animal is each of the following except
a) multicellular
b) heterotrophic
c) autotrophic
d) eukaryotic
An animal that has distinct left and right sides shows
a) several planes of symmetry
b) bilateral symmetry
c) segmentation
d) radial symmetry
Only five percent of all animals have
a) eukaryotic cells
b) a protosome development pattern
c) vertebral columns
d) cell membranes
quatic animals that strain floating plants and animals from the water they take in are
a) parasites
b) herbivores
c) detritus feeders
d) filter feeders
Unlike plant cells, animal cells do not have
a) nuclei
b) organelles
c) cell walls
d) cell membranes
If a cell contains a nucleus and membrane bound organelles, it is
a) multicellular
b) heterotrophic
c) an animal cell
d) eukaryotic
When an animals environment changes, sexual reproduction improves a species' ability to
a) react
b) increase its numbers rapidly
c) evolve
d) produce genetically identical offspring
Muscle tissue exerts force by becoming
a) cooler
b) warmer
c) longer
d) shorter
A parasite is a type of
a) algae
b) detritivore
c) vertebrate
d) symbiont
The upper, or backside of an organism is its
a) ventral side
b) dorsal side
c) anterior side
d) posterior side
Which of the three cell layers in animal embryos gives rise to muscles and much of the circulatory, reproductive, and excretory systems?
a) endoderm
b) ectoderm
c) mesoderm
d) protostome
Large animals have a(n) _____ system to move materials around their bodies
a) respiratory
b) digestive
c) circulatory
d) urinary
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