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Exam 1 Quiz Bowl
Exam 1 Quiz Bowl
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Questions
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Answers
1
What shelled amoebas serve as fossils for relative dating?
foramniferans
helizoans
choanoflagellates
Chlamydomonas
2
The majority of sponges are in Class
Calcispongiae.
Demospongiae.
Homoscleromorpha.
Hexactinellida.
3
Which does NOT apply to the unicellular eukaryotes (pictured)?
transmitted by tsetse flies
results in African Sleeping Sickness
Kinetoplastan
known as Plasmodium
4
The majority of sponges are in Class
Homoscleromorpha.
Demospongiae.
Hexactinellida.
Calcispongiae.
5
Animals that have both male and female reproductive organs are called
dioecious.
hermaphrodites.
dimorphic.
parthenogenic.
6
The diagram below represents
protostome embryonic development.
deuterostome embryonic development.
indeterminate cleavage.
enterocoelous coelom formation.
7
Picture 2 represents the ________ stage of
Naegleria fowleri.
noninfective
flagellated
cyst
trophozoite
8
The invertebrate initially used to demonstrate the principle of natural selection as a mechanism for evolution was
Glass sponge
Peppered moth
Aztec ant
C. elegans
9
The yellow shaded grouping of animals represents
both a monophyletic and a polyphyletic taxon.
a paraphyletic taxon.
a polyphyletic taxon.
a monophyletic taxon.
10
Which of the following is NOT a characteristic of the organism (pictured)?
Stigma
Contractile vacuole
Parasitism
Pellicle
11
Which of the following is not an advantage of a coelom?
cushions internal organs
forms digestive cavity
acts as hydrostatic skeleton
organs move and grow independent of body wall
12
Which of the following are part of the Opisthokonta?
All of these
Animals
Fungi
Choanoflagellates
13
The Plasmodium completes its sexual life cycle in
human liver cell.
human red blood cell.
mosquito gut.
mosquito salivary gland.
14
What unicellular flagellate lives in termite guts and assists with cellulose digestion?
Plasmodium
Trichonympha
Trichomonas
Trypanasomes
15
Choanoflagellates resemble the _____ in sponges.
archaeocytes
choanocytes
spicules
pinacocytes
16
This unicellular eukaryote
is heterotrophic with a cytostome.
has 2 nuclei.
All answers are correct
undergoes conjugation.
17
Figure 3 represents
a pseudocoelomate triploblastic body plan.
a coelomate triploblastic body plan.
an acoelomate triploblastic body plan.
a diploblastic acoelomate body plan.
18
What sponge structure has a similar function to the unicellular eukaryote cyst?
archaeocyte
gemmule
spore
spicule
19
Which of the following is not a type of pseudopodia?
reticulopodia
lobopodia
axopodia
axostyle
20
The practice of using one population of organisms to control another population of organisms is
Copredation
Symbiosis
Synergism
Biological control
21
These Stramenopiles are called ________ and are ecologically important providing food for many aquatic organisms.
heliozoans
oomycetes
radiolarians
diatoms
22
These animals exhibit
bilateral symmetry.
radial symmetry.
spherical symmetry.
asymmetry.
23
Giardia
is transmitted via
cysts in feces or contaminated water.
tsetse flies.
sexual contact.
mosquitos.
24
What type of tissue is derived from the embryonic tissue layer labeled #3?
gut and internal organs
muscle tissue
epidermis tissue
nervous tissue
25
Which environment tends to be the most stable?
estuary
terrestrial
freshwater
marine
26
What type of sponge canal system is the LEAST complex?
tubular
syconoid
leuconoid
asconoid
27
Why is water a good temperature stabilizer?
Its ability to dissolve ions.
Its viscosity.
Covalent bonds between H and O atoms.
H-bonds between water molecules.
28
Freshwater invertebrates tend to
lose salt and gain water.
gain water and salt.
have no net gain of water or salt.
lose water and gain salt.
29
Most aquatic invertebrates excrete the nitrogenous waste product
Ammonia
Carbonic Acid
Uric Acid
Urea
30
Placozoans appear to have
muscles and nerves.
bilateral symmetry.
organs.
2 tissue layers.
31
All of the following are evidence for endosymbiosis EXCEPT:
mitochondria are surrounded by a double membrane
mitochondria are linked to the nucleus by cytoplasmic bridges
mitochondria have circular DNA and ribosomes
mitochondria are similar in size and structure to prokaryotic cells
32
All invertebrates are classified in
Domain Archaea, Kingdom Animalia.
Domain Eukarya, Kingdom Animalia.
Domain Bacteria, Kingdom Animalia.
Domain Archaea, Kingdom Protista.
33
A parasite like
Entamoeba histolytica
that requires one host has a
complex life cycle.
facultative life cycle
simple life cycle.
indirect life cycle.
34
Hox
genes are major determinants of animal body form because they control
the immune system.
formation of sense organs.
nervous system functioning.
embryonic development along the anterior/posterior axis.
35
Which of the following levels of taxonomic hierarchy would be most inclusive?
Class
Phylum
Family
Order
36
The diversity of all these insect appendages is due to
derived traits.
plesiomorphies.
ancestral traits.
ingroups.
37
The bioluminescence along this coastal shoreline is due to the presence of
diplomonads.
euglenoids.
dinoflagellates.
foramniferans.
38
The fact that water is considered a universal solvent is due to
its high specific heat.
its density.
hydrogen bonds between the hydrogen and oxygen atoms in a water molecule.
its polarity.
39
The earliest known animal fossils are from the
Ediacara Biota.
Cambrian Explosion.
Jurassic Period.
Carboniferous Period.
40
Barnacles reside and move on a crab's carapace but don't harm or help the crab. This is an example of
mutualism.
predation.
commensalism.
parasitism.
41
Unicellular eukaryotes capable of ingesting soluble food are considered
autotrophs.
phagotrophs.
holozoic feeders.
saprozoic feeders.
