Category: 2nd Semester

Protists Quiz

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Simple Protists
  1. Plant-like protists are collectively called:
    protozoans
    algae
    diatoms
    pseudopodia
  2. Where would you find a paramecium?
    in quiet ponds
    in the human body
    in dirt
    on leaves
  3. Which of the following moves using pseudopodia?
    paramecium
    euglena
    diatoms
    ameba
  4. Which of the following is unicellular and heterotrophic?
    ameba
    paramecium
    algae
    both ameba & paramecium
  5. The word “pseudopodia” means:
    small cell
    fake eye
    false foot
    first animal

 

 

 

 

 

  1. Identify the organism pictured above.

ameba
paramecium
euglena
diatom

  1. Which organelle functions to remove excess water?
    micronucleus
    contractile vacuole
    pellicle
    gullet
  2. The ameba reproduces by:
    fusion
    endocytosis
    binary fission
    conjugation
  3. The paramecium belongs to the Kingdom ____ and the Phylum _____
    Ciliphora, Protista
    Protista, Ciliophora
    Protozoa, Protista
    Animalia, Protista
  4. Which of the following is autotrophic?
    paramecium
    foraminifera
    ameba
    euglena

Score =
Correct answers:

Protist Study Guide

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Protist Quiz

 

 

Modified True/False
Indicate whether the statement is true or false.  If false, change the identified word or phrase to make the statement true.
 1.
The kingdom Protista contains the eukaryotes that are not plants, animals, or fungi. _________________________


 2.
Sexual reproduction with spores evolved in protists. _________________________


 3.
Tissues, organs, and organ systems evolved in unicellular protists. _________________________


 4.
Sexual reproduction allows Chlamydomonas to delay development of new organisms until environmental conditions are favorable. _________________________


 5.
Amoebas move by means of pseudopodia. _________________________


 6.
Diatoms are the only type of protists with single shells. _________________________


 7.
Paramecium takes in food through its contractile vacuole. _________________________


 8.
Cellular slime molds form a mass of cytoplasm that has many nuclei. _________________________


 9.
Protists have an important effect on humans because they cause disease. _________________________


 10.
Malaria is caused by the protist Plasmodium and is spread by the bite of certain fleas. _________________________


 11.
Carrageenan is a product made by protists that is used to flavor many food products. _________________________


 

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 12.
Which of the following is not true about some or all protists?
a.
unicellular and heterotrophic
c.
multicellular and autotrophic
b.
unicellular and autotrophic
d.
multicellular and prokaryotic
 13.
The kingdom Protista does not include
a.
most of the single-celled eukaryotes.
c.
multicellular seaweed.
b.
slime and water molds.
d.
prokaryotes.
 14.
Which of the following characteristics did not evolve in the Kingdom Protista?
a.
unicellularity
c.
membrane-bound organelles
b.
gametes
d.
complex cilia and flagella
 15.
sexual reproduction : diversity ::
a.
flagella : cilia
c.
green algae : flagella
b.
multicellularity : tissues
d.
unicellularity : protists
 16.
Eukaryotes that lack the features of animals, plants, or fungi are classified in the kingdom
a.
Archaebacteria.
c.
Protista.
b.
Plantae.
d.
Animalia.
 17.
You have been given an unknown organism to identify. You find that it is unicellular and has a cell wall. Which of the following must it also have?
a.
chloroplasts
c.
pseudopodia
b.
asexual reproduction
d.
one or more flagella
 18.
When Chlamydomonas reproduces sexually, it divides by mitosis, producing
a.
zygospores.
c.
haploid gametes.
b.
diploid gametes.
d.
zoospores.
 19.
Zoospores are
a.
produced as a result of meiosis.
c.
produced as a result of mitosis.
b.
diploid.
d.
all parasitic.
 20.
The haploid, gamete-producing phase in the life cycle of some multicellular protists is known as the
a.
zygospore generation.
c.
conjugation generation.
b.
gametophyte generation.
d.
sporophyte generation.
 21.
The marine green alga Ulva reproduces sexually by
a.
alternation of generations.
c.
mitosis.
b.
conjugation.
d.
aggregation.
 22.
Pseudopodia are used for
a.
Paramecium conjugation.
c.
Euglena reproduction.
b.
movement by amoebas.
d.
Paramecium mitosis.
 23.
Amoebas capture food by
a.
engulfing it.
c.
trapping it with flagella.
b.
using cilia.
d.
taking it into an oral groove.
 24.
When an individual diatom gets too small because of repeated division, it
a.
grows to full size in its existing shell.
b.
slips out of its shell, grows to full size, and regenerates a new shell.
c.
slips out of its shell, grows to full size, and reinhabits its old shell.
d.
slips out of its shell and lives the rest of its life without a shell.
 25.
Algae are
a.
sometimes heterotrophic.
b.
always microscopic in size.
c.
found in fresh water, salt water, and damp soil.
d.
found only in fresh water.
 26.
Red algae
a.
are multicellular.
c.
have eyespots.
b.
are unicellular.
d.
have double shells.
 27.
Euglenoids are examples of protists that
a.
can be both autotrophic and heterotrophic.
b.
are only parasitic heterotrophs.
c.
are always autotrophic.
d.
swim away from light.
 28.
dinoflagellates : flagella ::
a.
amoebas : pseudopodia
c.
ciliates : pseudopodia
b.
sporozoans : flagella
d.
amoebas : flagella
 29.
The process in which two Paramecia come together to exchange parts of their genetic material is called
a.
mitosis.
c.
pollination.
b.
replication.
d.
conjugation.
nar001-1.jpg
 30.
Refer to the illustration above. Excess water in the body of the Paramecium is forced back out by the structure labeled
a.
A
c.
D
b.
C
d.
E
 31.
Refer to the illustration above. The structure that contains the cell’s chromosomes is labeled
a.
A
c.
C
b.
B
d.
E
 32.
Refer to the illustration above. Structure C is the
a.
macronucleus.
c.
oral groove.
b.
contractile vacuole.
d.
micronucleus.
 33.
Refer to the illustration above. The structure that controls routine cellular functions is labeled
a.
A
c.
C
b.
B
d.
D
 34.
Funguslike protists reproduce by releasing
a.
gametes.
c.
zoospores.
b.
spores.
d.
plasmodia.
 35.
Giardiasis is a disease that is spread
a.
by direct person-to-person contact.
c.
through contaminated water.
b.
through the air.
d.
by the Anopheles mosquito.
 36.
Chagas disease is spread by
a.
kissing bugs.
c.
contaminated food.
b.
mosquitoes.
d.
contaminated water.
 37.
Which of the following is not a human disease caused by a protist?
a.
amebic dysentery
c.
malaria
b.
toxoplasmosis
d.
tuberculosis.
 38.
giardiasis : contaminated water ::
a.
amebic dysentery : mosquito
c.
malaria : mosquito
b.
amebic dysentery : giardiasis
d.
malaria : food contamination
 39.
The protist that causes malaria reproduces in the
a.
intestine of a human.
c.
red blood cells of a human.
b.
red blood cells of a mosquito.
d.
stinger of a mosquito.
 40.
Malaria is caused by several species of
a.
Toxoplasma.
c.
Giardia.
b.
Phytophthora.
d.
Plasmodium.
 41.
The stage in the life cycle of Plasmodium in which it lives in mosquitoes and is injected into humans is called the
a.
gametophyte.
c.
sporophyte.
b.
sporozoite.
d.
zoospore.
 42.
Symbiotic protists live in all of the following organisms except
a.
termites.
c.
cattle.
b.
corals.
d.
bacteria.
 43.
Protists that play an important role in aquatic food webs are called
a.
plankton.
c.
anchovies.
b.
lichens.
d.
cyanobacteria.
 44.
The evolution of the plant kingdom can be inferred by studying
a.
green algae.
c.
red algae.
b.
brown algae.
d.
dinoflagellates.
 45.
A mass of cytoplasm that has many nuclei is a(n)
a.
spore.
c.
colony.
b.
plasmodium.
d.
amoeba.
 46.
A protist that almost destroyed the entire potato crop in Ireland in 1846 is a
a.
plasmodial slime mold.
c.
dinoflagellate.
b.
cellular slime mold.
d.
water mold.
 47.
A downy mildew gets nutrients by
a.
photosynthesis.
b.
absorbing them from the environment.
c.
making them from inorganic chemicals.
d.
making them from organic building blocks.
 48.
When an algal bloom dies, the bacteria that decompose the algae
a.
deplete carbon dioxide levels in the water.
b.
kill the plankton population.
c.
deplete oxygen levels in the water.
d.
kill fish.
 49.
A protist used by scientists to study cell movement and cell signaling is a
a.
dinoflagellate.
c.
paramecium.
b.
diatom.
d.
slime mold.
 50.
Agar is a product used to grow bacteria. Agar comes from
a.
bacteria.
c.
diatoms.
b.
algae.
d.
amoebas.
 

Completion
Complete each statement.
 51.
Two important features that evolved in the protists were multicellularity and sexual reproduction with the production of ____________________.

 52.
The evolution of ____________________ allowed single-celled organisms to perform many functions at the same time.

 53.
When ______________________________ evolved, protists could become genetically diverse.

 54.
Although protists are diverse, they are all ____________________.

Life Cycle of Chlamydomonas
nar002-1.jpg
 55.
Refer to the illustration above. Arrow B is pointing to a ____________________ in the life cycle.

 56.
Refer to the illustration above. Arrow A is pointing to ____________________ in the life cycle.

 57.
According to the illustration above, Chlamydomonas reproduces both sexually and ____________________.

 58.
Some protists undergo sexual reproduction only at times of environmental ____________________.

 59.
Ulva is characterized by two distinct multicellular phases: a diploid, spore producing phase called the ____________________ generation and a haploid, gamete-producing phase called the ____________________ generation.

nar003-1.jpg
 60.
Refer to the illustration above. The organism shown in A moves and obtains food by means of ____________________.

 61.
Refer to the illustration above. The organism shown in C moves by means of ____________________.

 62.
Refer to the illustration above. The organism shown in B moves by means of ____________________.

 63.
Some amoeboid protists have porous shells called ____________________.

 64.
____________________ have double shells that resemble small boxes with lids.

 65.
The large brown algae that grow along coasts are called ____________________.

 66.
Protists that are strict photoautotrophs are called ____________________.

 67.
Poisonous “red tides” are caused by population explosions of ____________________.

 68.
Brown algae are the only algae that form more than one kind of ____________________.

 69.
Some protists have ____________________ that contain light-sensitive pigments.

 70.
____________________ disease is a protist-caused disease that is transmitted by kissing bugs.

 71.
Disease-causing protists are transmitted mainly by insects or by contaminated ____________________ and ____________________.

 72.
The stage of Plasmodium that infects the liver is called the ____________________; the second stage of the Plasmodium life cycle, which infects red blood cells, is called the ____________________.

 73.
Plantlike protists produce ____________________, which allows most forms of life to live on Earth.

 74.
____________________ are related to green algae and are thought to have evolved from them.

 75.
Funguslike protists resemble fungi in that they reproduce with ____________________ and they ____________________ nutrients from their environment.

 76.
Cellular slime molds usually exist as single-celled amoebas, but they form ____________________ and release ____________________ when food or water is scarce.

 77.
A water mold caused the great potato famine in ____________________ in 1846.

 78.
The empty shells of diatoms are used as ____________________ in cleaning agents.

 79.
Red algae produce carrageenan, which is used in the food industry to ____________________ foods such as ice cream and salad dressings.

 

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Seed Plants

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Seed Plants

 

 

True/False
Indicate whether the sentence or statement is true or false.
1.
Tracheids and sieve tubes make up a xylem vessel.
2.
The main function of ground tissue is to conduct water and minerals.
3.
Vascular tissue is found within ground tissue, which makes up the outside of the plant.
4.
The outer protective layer of tissue on a vascular plant is known as the meristem.
5.
Monocot stems cannot become large in diameter because they lack lateral meristems.
6.
The loss of water by transpiration at the leaves helps pull water into the plant at the roots.
7.
The blade of a compound leaf is divided into leaflets.
8.
Many gymnosperms, such as pine, spruce, and fir trees, produce their seeds in cones.
9.
The flowers of angiosperms are ornamental and have no reproductive function.
10.
Brightly colored petals, scents, and nectar are all adaptations of flowers that help ensure pollination.
11.
Plants with colorful flowers are pollinated most commonly by wind.
 

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
12.
The conducting cells of phloem are called
a.
tracheids.
c.
sieve plates.
b.
sieve tube members.
d.
vessel elements.
13.
Plants grow in regions of active cell division called
a.
meristems.
c.
phloem.
b.
xylem.
d.
dermal tissue.
14.
The lengthening of plant roots and shoots is called
a.
secondary growth.
c.
primary growth.
b.
germination.
d.
vascular growth.
seed_plants_files/i0170000.jpg
15.
Refer to the illustration above. The structure indicated at “f”
a.
supports the anther.
b.
produces pollen.
c.
has tiny structures that look like leaves.
d.
develops into a fruit.
16.
Refer to the illustration above. The structure labeled “c”
a.
produces pollen.
c.
is sticky to the touch.
b.
contains sperm cells.
d.
contains meristematic tissue.
17.
The process of transferring pollen from a male cone to a female cone in gymnosperms is called
a.
fertilization.
c.
pollination.
b.
seed formation.
d.
asexual reproduction.
18.
If a plant’s flowers are very colorful and produce nectar, the plant is probably pollinated by
a.
water.
c.
insects.
b.
wind.
d.
self-pollination.
19.
Fertilization
a.
involves the union of the egg and sperm.
b.
may not follow pollination at all.
c.
may not occur until weeks or months after pollination has taken place.
d.
All of the above
20.
After an egg has been fertilized, a fruit develops from the
a.
style.
c.
ovule.
b.
ovary.
d.
sepal.

 

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Moss & Fern Quiz

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Moss and Fern

 

 

True/False
Indicate whether the sentence or statement is true or false.
1.
Land plants have a complex life cycle that involves an alternation of generations between a haploid gametophyte and a diploid sporophyte.
2.
The sporophyte of a nonvascular plant is larger and lives longer than the gametophyte.
3.
The life cycle of nonvascular plants involves alternation of generations.
4.
Mosses, liverworts, and hornworts all are generally found in moist habitats.
5.
Nonvascular plants have true leaves but lack true stems and roots.
6.
Mosses and ferns no longer require the presence of a film of water for reproduction.
7.
Ferns need water to reproduce because their sperm must swim to eggs.
8.
Mosses are called pioneer plants because they can promote the development of new communities in barren areas that have been burned or destroyed by humans.
9.
Sphagnum moss is used in potting and gardening soils because of its ability to encourage water drainage.
 

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
10.
The ancestors of today’s land plants were probably
a.
brown algae.
c.
green algae.
b.
red algae.
d.
lichens.
11.
The challenges faced by early land plants included
a.
conserving water.
b.
reproducing on land.
c.
absorbing minerals from the rocky surface.
d.
All of the above
12.
The diploid form in a plant’s life cycle is called the
a.
sporophyte.
c.
parental generation.
b.
gametophyte.
d.
alternate generation.
13.
The haploid form in a plant’s life cycle is called the
a.
sporophyte.
c.
parental generation.
b.
gametophyte.
d.
alternate generation.
14.
Which of the following is not a bryophyte?
a.
moss
c.
hornwort
b.
liverwort
d.
fern
15.
Which of the following is not characteristic of all nonvascular plants?
a.
They produce seeds.
b.
They have an alternation of generations lifestyle.
c.
They produce spores.
d.
They require water for sexual reproduction.
16.
The water-retaining ability of sphagnum moss makes it ideal for
a.
using in garden-soil mixes.
b.
use in packing bulbs and flowers for shipping.
c.
use in houseplant soils.
d.
All of the above
17.
Similarities shared by monocots and primitive dicots suggest that
a.
monocots and dicots evolved independently.
b.
monocots were on Earth long before dicots.
c.
monocots evolved from dicots.
d.
dicots evolved from monocots.

 

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Introduction to Animals

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Introduction to Animals

 

 

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 1.
Which of the following attributes is not used to characterize animals?
a.
locomotion at some time during the life cycle
b.
multicellular eukaryotes
c.
heterotrophic
d.
sexual reproduction involving motile sperm
e.
None of the above, all of the attributes are typical of animals.
 2.
The kingdom Animalia is divided into about:
a.
325 phyla.
b.
16 classes.
c.
32 classes.
d.
35 phyla.
e.
6 phyla.
 3.
The diverse body plans seen in Animalia apparently developed during the:
a.
Precambrian
b.
Cambrian.
c.
Mesozoic.
d.
Silurian.
e.
Devonian.
 4.
Traditional phylogenies of Animalia are being reconsidered and changed due to:
a.
newly discovered prokaryotes in soil.
b.
extensive fossil finds in China.
c.
new phyla of Protista.
d.
better pictures from scanning electron microscopes.
e.
recent molecular data.
 5.
Which of the following group of animals is sessile?
a.
sponge
b.
jellyfish
c.
ctenophore
d.
planarian
e.
fluke
 6.
Animals apparently evolved:
a.
in freshwater.
b.
in the ocean.
c.
during the Cambrian explosion.
d.
in swamps.
e.
during the Devonian.
 7.
Fewer animals live in freshwater than in the ocean, because:
a.
freshwater is hypotonic and animals must spend energy to remove water from their bodies.
b.
freshwater is a less constant temperature environment.
c.
freshwater contains less food.
d.
freshwater is a much more variable environment.
e.
All of the above.
 8.
All of the following are characteristic of life in marine environments except:
a.
many nutrients and gases are dissolved in the water and are readily available.
b.
buoyancy helps to support the organisms.
c.
currents may wash organisms away from suitable habitats.
d.
osmotic balance is very difficult for invertebrates to maintain.
e.
temperatures are relatively stable.
 9.
The first air-breathing land animals were:
a.
vertebrates.
b.
amphibians.
c.
snails.
d.
reptiles.
e.
arthropods.
 10.
The first land animals, arthropods, moved onto land about:
a.
650 million years ago.
b.
450 million years ago.
c.
250 million years ago.
d.
230 million years ago.
e.
65 million years ago.
 11.
Amphibians appeared on land about:
a.
543 million years ago.
b.
450 million years ago.
c.
420 million years ago.
d.
250 million years ago.
e.
65 million years ago.
 12.
To adapt to land the primary problem was:
a.
mating.
b.
locomotion.
c.
predation.
d.
desiccation.
e.
acquiring enough nitrogen.
 13.
Adaptations of animals to land include:
a.
internal fertilization.
b.
egg shell.
c.
embryo development within the female.
d.
internal respiratory surfaces.
e.
All of the above.
 14.
The only extant Parazoa are the:
a.
jellyfish.
b.
sponges.
c.
flatworms.
d.
roundworms.
e.
ribbon worms.
 15.
A true body cavity completely surrounded by __________ is called a coelom.
a.
ectoderm
b.
mesoderm
c.
endoderm
d.
exoderm
e.
mesoglea
 16.
Because sponges function in ways similar to colonial unicellular protozoans, they are classified among the ____________. All other animals are considered ____________, which are distinct from sponges.
a.
protozoa; metazoa
b.
parazoa; metazoa
c.
parazoa; eumetazoa
d.
metazoa; protozoa
e.
protozoa; parazoa
 17.
Bilateral symmetry:
a.
evolved along with a corresponding trend toward cephalization.
b.
is characteristic of Cnidarians.
c.
characterizes the surfaces of an animal as dorsal and ventral.
d.
results from schizocoelous development.
e.
describes ectoderm and endoderm, the first two germ layers that developed.
 18.
The major phylum of animals that has an asymmetrical body plan is:
a.
Cnidaria.
b.
Ctenophora.
c.
Echinodermata.
d.
Porifera.
e.
All of the above.
 19.
Ctenophores exhibit:
a.
bilateral symmetry.
b.
spherical symmetry.
c.
linear symmetry.
d.
radial symmetry.
e.
circular symmetry.
 20.
The head end of an animal is termed its:
a.
posterior end.
b.
ventral end.
c.
inferior end.
d.
lateral end.
e.
anterior end.
 21.
A ___________ plane divides the animal body into dorsal and ventral parts:
a.
median.
b.
frontal.
c.
sagittal.
d.
cross.
e.
transverse.
 22.
Cnidarians and flatworms:
a.
are coelomate.
b.
are pseudocoelomate.
c.
are acoelomate.
d.
have two germ layers.
e.
have three germ layers.
 23.
The __________ gives rise to muscles, bones, and the circulatory system.
a.
endoderm
b.
ectoderm
c.
mesoderm
d.
blastopore
e.
mesoglea
 24.
The lining of the digestive tube is formed from:
a.
endoderm.
b.
ectoderm.
c.
germ cells.
d.
mesoderm.
e.
pseudoderm.
 25.
Diploblastic animals, such as cnidarians and ____________, have only two germ layers, ectoderm and ____________.
a.
sponges; ectoderm
b.
sponges; mesoderm
c.
ctenophores; mesoderm
d.
ctenophores; endoderm
e.
ctenophores; metaderm
Figure 28-01
Use the figure below to answer the corresponding questions.nar001-1.jpg

 26.
In Figure 28-01, the tissue layer labeled 5 will give rise to the:
a.
skeletal system.
b.
muscles.
c.
circulatory system.
d.
lining of the digestive system.
e.
All of the above.
 27.
In Figure 28-01, the development pattern labeled Type A is characteristic of:
a.
Ctenophores.
b.
Chordates.
c.
Cnidarians.
d.
Annelids.
e.
Echinoderms.
 28.
The first opening which develops in deuterostomes develops into the:
a.
coelom.
b.
gut.
c.
anus.
d.
mouth.
e.
nostril.
 29.
Radial cleavage is found in the:
a.
arthropods.
b.
mollusks.
c.
echinoderms.
d.
annelids.
e.
cnidarians.
 30.
Pseudocoelomates have a body cavity that is not completely lined with ____________. These animals include ____________ and the roundworms.
a.
endoderm; nemerteans
b.
endoderm; flatworms
c.
mesoderm; rotifers
d.
mesoderm; flatworms
e.
mesoderm; nemerteans
 31.
In most deuterostomes, the mesoderm forms by:
a.
duplication of the ectoderm.
b.
schizocoely.
c.
migration.
d.
enterocoely.
e.
blastocoely.
 32.
Determinate cleavage takes place in ____________ and is characterized by a pattern of development where the ultimate fate of each cell is ____________.
a.
protostomes; not fixed until late in the developmental process
b.
protostomes; fixed early in the developmental process
c.
deuterostomes; not fixed until late in the developmental process
d.
deuterostomes; fixed early in the developmental process
e.
coelomates; fixed early in the developmental process
 33.
All of the following are protostomes except:
a.
Porifera.
b.
Mollusca.
c.
Annelida.
d.
Arthropoda.
e.
Echinodermata.
Figure 28-02
Use the figure below to answer the corresponding questions.nar002-1.jpg

 34.
Radial symmetry developed at the point on Figure 28-02 labeled _________.
a.
2
b.
3
c.
4
d.
5
e.
6
 35.
In Figure 28-02, three germ layers arose in a common ancestor at the point labeled:
a.
1.
b.
4.
c.
5.
d.
6.
e.
None of the above.
 36.
The placozoans are the simplest animals, and appear to have evolved:
a.
from poriferans.
b.
from more complex invertebrates.
c.
independently from the remainder of the kingdom Animalia.
d.
from fungi.
e.
None of the above.
 37.
Sponges are believed to have arisen from the choanoflagellates because they possess:
a.
amebocytes.
b.
spicules.
c.
spongin.
d.
collar cells.
e.
oscula.
 38.
Sponge larvae:
a.
are miniature sponges that float about in the plankton.
b.
crawl along the bottom like an amoeba.
c.
are flagellated and able to swim.
d.
bud off the adult sponge.
e.
float out of the adult, fall to the bottom, and attach to form a new sponge.
 39.
Most sponges are ______________, meaning that one individual can produce both male and female gametes.
a.
asexual
b.
hermaphroditic
c.
indeterminate
d.
heterozygous
e.
enterocoelous
 40.
Digestion in a sponge takes place in:
a.
the osculum.
b.
individual cells.
c.
the spongocoel.
d.
the spicule.
e.
the mesohyl.
 41.
Most representatives of the phylum Porifera gain nutrition as:
a.
parasites.
b.
predators.
c.
autotrophs.
d.
herbivores.
e.
None of the above.
 42.
Within the phylum Cnidaria, corals are most closely related to:
a.
Hydra.
b.
jellyfish.
c.
sea anemones.
d.
Portuguese man-of-war.
e.
hydrozoans.
 43.
From an evolutionary perspective, true nerve cells are first seen in the phylum:
a.
Porifera.
b.
Cnidaria.
c.
Ctenophora.
d.
Mollusca.
e.
Arthropoda.
 44.
In the class Anthozoa are found:
a.
Hydra.
b.
Obelia.
c.
Cyanea.
d.
corals.
e.
jellyfish.
 45.
Cnidarians are _______________, meaning they have two tissue layers.
a.
diploid
b.
protostomes
c.
diploblastic
d.
bilateral
e.
hermaphroditic
 46.
The Portuguese man-of-war belongs to the class:
a.
Cnidozoa.
b.
Scyphozoa.
c.
Hydrozoa.
d.
Anthozoa.
e.
Cubezoa.
 47.
In cnidarians, nematocysts are housed in specialized cells, the ___________, located primarily on the tentacles.
a.
choanocytes
b.
cnidocils
c.
pseudopodia
d.
nerve nets
e.
cnidocytes
 48.
Hundreds or thousands of individuals of certain _________ form colonies in which each polyp has a special function such as feeding, reproduction, or defense.
a.
sea anemones
b.
hydrozoans
c.
jellyfish
d.
ctenophores
e.
sponges
 49.
The larvae of some cnidarians are known as ____________ larvae.
a.
veliger
b.
trochophore
c.
planula
d.
nauplius
e.
zoea
 50.
Corals can capture prey, but also depend for nutrition on:
a.
symbiotic photosynthetic zooxanthellae.
b.
symbiotic lichens.
c.
dead animals they colonize on the bottom.
d.
photosynthesis in the shallow water since they are part animal and plant.
e.
suspended materials captured by filter feeding.
 51.
Among the scyphozoans, the ____________ stage is reduced or absent.
a.
polyp
b.
hydra
c.
medusa
d.
larval
e.
juvenile
 52.
Sea anemones, unlike scyphozoans, have a partitioned gastrovascular cavity. This serves as a means of:
a.
harboring enteric bacteria.
b.
digesting very large food items.
c.
harboring photosynthetic zooxanthellae.
d.
digesting different categories of organic molecules in different areas.
e.
decreasing the surface area of the gastrovascular cavity.
Figure 28-03
Use the figure below to answer the corresponding questions.nar003-1.jpg

 53.
The type of larva pictured at # 4 in Figure 28-03 is a:
a.
planula.
b.
miracidium.
c.
cercaria.
d.
polyp.
e.
medusa.
 54.
In Figure 28-03, asexual reproduction is occurring at point:
a.
1.
b.
2.
c.
4.
d.
7.
e.
9.
 55.
In Figure 28-03, which of the following structures was produced by meiosis?
a.
1
b.
3
c.
4
d.
5
e.
6
 56.
Members of the phylum _______________ are the simplest organisms that have a separate mouth and anus.
a.
Platyhelminthe
b.
Ctenophora
c.
Cnidaria
d.
Porifera
e.
Placozoa
 57.
Ctenophores capture food by:
a.
sticky mucus on their tentacles that capture small invertebrates.
b.
adhesive glue cells that trap prey.
c.
stinging hair cells that immobilize small invertebrates.
d.
digging through the bottom muds for small invertebrates.
e.
filter feeding.
 58.
Comb jellies move by:
a.
floating in the water, since they are so small.
b.
flagella.
c.
ameboid movements in the water.
d.
rows of cilia.
e.
jet propulsion of water from the gastrovascular cavity.
 59.
The body wall of cnidarians and ctenophores consist of:
a.
three tissue layers.
b.
a single epidermal layer.
c.
loosely organized cells.
d.
two epidermal layers with scattered mesophyll cells in between.
e.
inner and outer cell layers separated by a jelly-like mesoglea.
 60.
Deuterostomes are characterized by ____________ and ____________ cleavage.
a.
radial; determinate
b.
radial; indeterminate
c.
spiral; determinate
d.
spiral; indeterminate
e.
None of the above.
 61.
Deuterostomes evolved during the:
a.
Cambrian.
b.
Precambrian.
c.
Paleozoic.
d.
Cenozoic.
e.
Devonian.
 62.
Molecular data suggests that hemichordates are most closely related to:
a.
tunicates
b.
lancelets.
c.
echinoderms.
d.
vertebrates.
e.
annelids
 63.
Echinoderms are unusual invertebrates as they have:
a.
an endoskeleton.
b.
pentaradial symmetry.
c.
a water vascular system.
d.
pedicellariae present in some classes.
e.
All of the above.
 64.
All Echinodermata are found:
a.
in marine habitats.
b.
in freshwater.
c.
on land.
d.
on the bottom of the ocean or lakes.
e.
in shallow ocean waters.
 65.
Class ___________ includes mostly extinct species and a few extant species such as feather stars and sea lilies.
a.
Asteroidea
b.
Holothuroidea
c.
Ophiuroidea
d.
Echinoidea
e.
Crinoidea
 66.
Echinoderms are unique because:
a.
the larvae are radially symmetrical and the adult is bilaterally symmetrical.
b.
the adults and larva are both pentaradially symmetrical.
c.
the adult and larva are both radially symmetrical.
d.
the adult and larva are both biradially symmetrical.
e.
their larvae are bilaterally symmetrical while the adult is pentaradially symmetrical.
 67.
Which class within the echinoderms has the greatest species diversity?
a.
Asteroidea
b.
Holothuroidea
c.
Ophiuroidea
d.
Echinoidea
e.
Crinoidea
 68.
The most unique feature of the echinoderms is their:
a.
digestive system.
b.
nervous system.
c.
closed circulatory system.
d.
water vascular system.
e.
mantle.
 69.
Prominent spines are found on __________ of the phylum Echinodermata.
a.
Ophiuroidea
b.
Echinoidea
c.
Asteroidea
d.
Concentricycloidea
e.
Holothuroidea
 70.
One characteristic of the class Holothuroidea is:
a.
that most are predators that consume partially digested prey.
b.
that most of the species are extinct.
c.
that they have a reduced endoskeleton consisting of microscopic plates embedded in the body wall.
d.
that moveable spines are used to facilitate locomotion.
e.
that they have a distinct central disk with very long, slender arms.
 71.
Sea stars eat:
a.
large fish.
b.
mostly algae.
c.
sea weed.
d.
mostly bivalves.
e.
debris on the bottom.
 72.
Sea cucumbers will __________ when environmental conditions deteriorate.
a.
eject their digestive tract, respiratory structures, and gonads.
b.
crawl to an area with more favorable conditions.
c.
form a resistant spore.
d.
float to the surface and then later drop to a more favorable location.
e.
crawl deep into the ocean muds on the bottom.
 73.
Which of the following is not a characteristic shared by all chordates at some point in their life cycle?
a.
possession of a coelom
b.
three primary cell layers
c.
dorsal tubular nerve cord
d.
pharyngeal gill slits
e.
vertebrae
 74.
Urochordates are odd chordates, as typically only the ____________ shows the basic chordate characteristics.
a.
head end
b.
tail end
c.
adult
d.
larva
e.
egg
 75.
Adult tunicates resemble ______________ and are _________________.
a.
eels; carnivorous.
b.
corals; photosynthetic
c.
starfish; carnivorous
d.
sponges; filter feeders
e.
earthworms; detritivores
 76.
The neural crest cells of vertebrates influence the development of all of the following except the:
a.
lungs.
b.
nerves.
c.
cranium.
d.
jaws.
e.
head muscles.
 77.
The most closely related animal to vertebrates are the:
a.
Hemichordata.
b.
Urodela.
c.
Cephalochordata.
d.
Ophiuroidea.
e.
Urochordates.
Figure 30-01
Use the figure below to answer the corresponding questions.nar004-1.jpg

 78.
The organism in Figure 30-01 is a representative of:
a.
the phylum Hemichordata.
b.
the phylum Echinodermata.
c.
the phylum Chordata.
d.
the subphylum Urochordata.
e.
the subphylum Cephalochordata.
 79.
The structure in Figure 30-01 labeled ___________ is characteristic of the phylum to which this organism belongs.
a.
9
b.
6
c.
5
d.
4
e.
10
 80.
Lancelets are:
a.
carnivores.
b.
filter feeders.
c.
parasites.
d.
herbivores.
e.
algae feeders.
 81.
There are about _______________ identified species of vertebrates.
a.
2,000
b.
6,000
c.
32,000
d.
48,000
e.
124,000
 82.
The coelacanth is found in the class:
a.
Dipnoi.
b.
Actinistia.
c.
Placoderms.
d.
Cephalochordata.
e.
Urochordata.
 83.
The two groups representing the “jawless” fishes are:
a.
Cephalochordata and Placoderms.
b.
Chondrichthyes and Actinistia.
c.
Myxiniformes and Cephalaspidormorphi.
d.
Dipnoi and Actinistia.
e.
Placoderms and Petromyzontiformes.
 84.
Which of the following characteristics is used to characterize vertebrates?
a.
a bony endoskeleton
b.
blood containing hemoglobin
c.
a four-chambered heart
d.
lungs
e.
live birth
 85.
The superclass Tetrapods includes:
a.
fish, amphibians, reptiles, and mammals.
b.
lancelets, cartilage, and bony fish.
c.
amphibians and reptiles.
d.
amphibians, reptiles, birds, and mammals.
e.
echinoderms and chordates.
 86.
Hagfishes are differentiated from lampreys and all other fishes in that:
a.
hagfishes do not have gills.
b.
hagfishes lack a jaw.
c.
hagfishes are parasitic.
d.
hagfishes lack vertebrae.
e.
All of the above.
 87.
Extinct jawless fish include the:
a.
lungfish.
b.
lancelets.
c.
placoderms.
d.
acanthodians.
e.
ostracoderms.
 88.
A fish with a cartilaginous skeleton and paired fins would be:
a.
an Agnathan.
b.
a Crinoid.
c.
a Cephalochordate.
d.
a Urochordate.
e.
a Chondrichthyean.
 89.
Scales of enamel are found on:
a.
lungfish.
b.
sharks.
c.
ray-finned fish.
d.
lob-finned.
e.
snakes.
 90.
Sharks may detect their prey using all of the following except:
a.
olfaction.
b.
their lateral lines.
c.
electroreceptors.
d.
sight.
e.
None of the above, all are used by sharks to detect their prey.
 91.
Sharks detect motion in the water or waves by their:
a.
lateral lines.
b.
electroreceptors.
c.
keen olfaction.
d.
sight.
e.
dorsal fin.
 92.
Sharks that are __________________ incubate their eggs in the uterus.
a.
oviparous
b.
viviparous
c.
ovoviviparous
d.
placental
e.
eutherial
 93.
The chordate class with the most species is the:
a.
Osteichythyes.
b.
Reptilia.
c.
Amphibia.
d.
Mammalia.
e.
Chondrichthyes.
 94.
The first members of classes Osteichythyes and Chondrichthyes appeared in the ____________ period.
a.
Permian
b.
Paleozoic
c.
Devonian
d.
Jurassic
e.
Cretaceous
Figure 30-02
Use the figure below to answer the corresponding questions.nar005-1.jpg

 95.
The structure labeled 18 in Figure 30-02 is the:
a.
brain.
b.
gills.
c.
heart.
d.
stomach.
e.
swim bladder.
 96.
The function of the structure labeled ________ in Figure 30-02 is to aid buoyancy regulation of the fish.
a.
4
b.
16
c.
14
d.
5
e.
None of the above.
 97.
Based on Figure 30-02, which of the following structures places this fish in the class Actinopterygii?
a.
5
b.
19
c.
6
d.
13
e.
7
 98.
The amphibians are believed to have arisen from ancestral:
a.
chondrichthyean fish.
b.
actinopterygian fish.
c.
reptiles.
d.
dipnoi.
e.
actinistia.
 99.
The first amphibians were the ____________.
a.
squamata
b.
anurans
c.
lungfish
d.
labyrinthodonts
e.
coelacanths
 100.
Which taxon is not part of the class Amphibia?
a.
Squamata
b.
Anura
c.
Apoda
d.
Urodela
e.
None of the above, all belong to the class Amphibia.
 101.
Salamanders are members of the order:
a.
Apoda.
b.
Urodela.
c.
Anuran.
d.
Tetrapoda.
e.
Squamata.
 102.
Metamorphosis occurs in which of the following vertebrate classes?
a.
Chondrichthyes
b.
Reptilia
c.
Myxiniformes
d.
Amphibia
e.
All of the above.
 103.
At some point in their life cycle, amphibians may respire via all of the following except:
a.
gills.
b.
lungs.
c.
swim bladder.
d.
skin.
e.
book lungs.
 104.
The heart of amphibians has ________ chambers. The hearts of birds and mammals have _______ chambers.
a.
two; three
b.
three; four
c.
two; four
d.
three; five
e.
three; two
 105.
Which of the following is not an adaptation of reptiles for life in a terrestrial habitat?
a.
internal fertilization
b.
an amniotic egg
c.
excretion of uric acid
d.
dry, scaly skin
e.
None of the above, all are adaptations of reptiles for life in a terrestrial habitat.
 106.
Because most reptiles are terrestrial, fertilization is ____________ and they are ____________.
a.
external; ovoviviparous
b.
external; oviparous
c.
internal; ovoviviparous
d.
internal; oviparous
e.
external; viviparous
 107.
Which of these pairings is correct?
a.
diapsids: lizards
b.
diapsids: turtles
c.
synapsids: dinosaurs
d.
anapsids: mammals
e.
synapsids: crocodiles
 108.
Fish excrete nitrogenous wastes in the form of ____________; reptiles and birds excrete it as __________.
a.
uric acid; ammonia
b.
ammonia; uric acid
c.
urea; ammonia
d.
urea; uric acid
e.
ammonia; urea
 109.
Order ____________ includes the snakes.
a.
Apoda
b.
Chelonia
c.
Aves
d.
Squamata
e.
Reptilia
 110.
Order ____________ includes the turtles and tortoises.
a.
Crocodilia
b.
Squamata
c.
Chelonia
d.
Apoda
e.
Anapsida
 111.
Snakes are most closely related to:
a.
lizards.
b.
turtles.
c.
eels.
d.
caecilians.
e.
synapsids.
 112.
Birds are most closely related to:
a.
lizards.
b.
turtles.
c.
mammals.
d.
labyrinthodonts.
e.
terrapins.
 113.
Within the chordate classes, the unique characteristic of the class Aves is:
a.
flight.
b.
production of uric acid.
c.
feathers.
d.
endothermy.
e.
All of the above.
 114.
The only living descendant of the dinosaurs are the:
a.
marsupials
b.
monotremes.
c.
birds.
d.
mammals.
e.
amphibians.
 115.
Which of the following functions is not associated with the presence of feathers in birds?
a.
temperature regulation
b.
minimization of water loss
c.
respiration
d.
flight
e.
protection
 116.
Feathers probably first provided primarily _________ before they aided flight.
a.
protection from predators
b.
insulation
c.
camouflage
d.
bright colors
e.
protection from parasites
 117.
Which of the following adaptations is associated with the ability of birds to fly?
a.
high metabolic rate
b.
broad, keeled breast bone
c.
“one-way” air flow through the respiratory system
d.
hollow bones
e.
All of the above.
 118.
About ____________ species of birds have been described.
a.
1,000
b.
2,000
c.
4,500
d.
9,000
e.
20,000
 119.
A characteristic seen only in mammals is:
a.
hair.
b.
mammary glands.
c.
three middle ear bones.
d.
incisors, canines, premolars, and molars.
e.
All of the above.
 120.
Mammals descended from a group of reptiles known as:
a.
euthurians.
b.
lancelets.
c.
therapsids.
d.
holothurians.
e.
labyrnthodonts.
 121.
The earliest mammals resembled small:
a.
dogs.
b.
koalas.
c.
kangaroos.
d.
monkeys.
e.
shrews.
 122.
The wide adaptive radiation of mammals occurred during the early:
a.
Cenozoic.
b.
Paleozoic.
c.
Tertiary.
d.
Devonian.
e.
Jurassic.
 123.
Marsupials include the:
a.
cat.
b.
armadillo.
c.
opossum.
d.
crocodile.
e.
spiny anteater.
 124.
The monotremes are unusual as they:
a.
lack mammary glands.
b.
lack hair.
c.
lay eggs.
d.
have pouches.
e.
exhibit parthenogenesis.
 125.
Horses and cattle are in different mammalian orders based on differences in their:
a.
diet.
b.
foot structure.
c.
locomotion.
d.
teeth.
e.
reproductive mechanisms.
Figure 30-03
Use the figure below to answer the corresponding questions.nar006-1.jpg

 126.
The animals pictured in Figure 30-03 belong to the order:
a.
Xenarthra.
b.
Rodentia.
c.
Lagomorpha.
d.
Perissodactyla.
e.
Insectivora.
 127.
Which of the following characteristics does not apply to members of the order in Figure 30-03?
a.
nocturnal
b.
insectivores
c.
aquatic
d.
placental mammals
e.
some weigh less than 5 g
Figure 30-04
Use the figure below to answer the corresponding questions.nar007-1.jpg

 128.
The animal pictured in Figure 30-04 belongs to the order:
a.
Xenarthra.
b.
Rodentia.
c.
Lagomorpha.
d.
Perissodactyla.
e.
Insectivora.
 129.
Which of the following characteristics does not apply to members of the order in Figure 30-04?
a.
teeth reduced or absent
b.
insectivores
c.
some are arboreal
d.
complex social interactions
e.
All of the above, none of these characteristics apply to this order.
 130.
All of the following are linked to the development of the coelom except:
a.
a hydrostatic skeleton.
b.
protection of internal organs.
c.
transport of food and wastes.
d.
the pumping action of the heart.
e.
None of the above, all are linked to the development of the coelom.
 131.
The protostome coelomates are divided into 2 major groups, the:
a.
flatworms and roundworms.
b.
Lophotrochozoa and Ecdysozoa.
c.
Mollusca and Arthropoda.
d.
invertebrates and vertebrates
e.
Chelicerata and Mandibulata.
 132.
A coelom provides several benefits, including:
a.
a hydrostatic skeleton.
b.
transport of materials.
c.
independent movement of the digestive system and the body wall.
d.
a space for internal organs.
e.
All of the above.
 133.
A lophophore is:
a.
a ciliated ring of tentacles surrounding the mouth.
b.
Lophotrochozoa and Ecdysozoa.
c.
a muscular foot for locomotion.
d.
invertebrates and vertebrates.
e.
Chelicerata and Mandibulata.
 134.
The trend toward cephalization is first seen in the:
a.
scyphozoans.
b.
poriferans.
c.
platyhelminths.
d.
nematodes.
e.
nemerteans.
 135.
The type of excretory structures characteristic of platyhelminths are:
a.
protonemas.
b.
protonephridia.
c.
nephridia.
d.
Malpighian tubules.
e.
antennal organs.
 136.
Like the cnidarians, flatworms depend on ____________ for achieving circulation and gas exchange.
a.
blood
b.
hemolymph
c.
diffusion
d.
hearts
e.
lungs
 137.
The intermediate host for many flukes is a:
a.
human.
b.
cow.
c.
dog.
d.
cat.
e.
snail
Figure 29-01
Use the figure below to answer the corresponding questions.nar008-1.jpg

 138.
In Figure 29-01, which structure is responsible for circulation in this animal?
a.
1
b.
4
c.
5
d.
6
e.
None of the above.
 139.
In Figure 29-01, the structure labeled 5 is used for:
a.
food intake.
b.
digestion.
c.
locating food.
d.
coordination of movement.
e.
locomotion.
 140.
The anterior end of a tapeworm is known as the:
a.
proglottid.
b.
cnidocyte.
c.
auricle.
d.
protonephridia.
e.
scolex.
 141.
The nervous system of flatworms:
a.
consists of a single, large ganglia in the head region.
b.
is sometimes referred to as tube like.
c.
includes two dorsal nerve cords.
d.
is diffuse and net like.
e.
None of the above.
 142.
Free-living flatworms belong to the class:
a.
Monogena.
b.
Lophotrochozoa.
c.
Turbellaria.
d.
Cestoda.
e.
Chelicerata.
 143.
Planaria are:
a.
detritivores.
b.
omnivores.
c.
herbivores.
d.
carnivores.
e.
parasites.
 144.
Tapeworm(s):
a.
have a tube like digestive system.
b.
have a closed circulatory system.
c.
bodies consist of hundreds of reproductive segments.
d.
have a well developed sensory system to find vertebrate hosts.
e.
life cycles are simple and completed in their vertebrate hosts.
 145.
Which of the following characteristics is not associated with nemerteans?
a.
presence of a true coelomic space, the rhynchocoel
b.
blood vessels
c.
a heart
d.
a proboscis
e.
None of the above, all are characteristic of nemerteans.
 146.
Ribbons worms have a unique ___________ that is used to capture prey.
a.
proboscis
b.
tentacle
c.
set of jaws
d.
claw
e.
forked leg
 147.
Which of the following terms can be associated with many molluscan species?
a.
chelicerae
b.
pupa
c.
radula
d.
pen
e.
internal shell
 148.
Most molluscs are:
a.
found in freshwater.
b.
marine.
c.
terrestrial.
d.
arboreal.
e.
None of the above.
 149.
The veliger larval form is unique to:
a.
insects.
b.
annelids.
c.
molluscs.
d.
arthropods.
e.
crustaceans.
 150.
Closed circulatory systems are found in the:
a.
Cephalopoda.
b.
Mollusca.
c.
Bivalvia.
d.
Gastropoda.
e.
Polyplacophora.
 151.
An animal found in the rocky intertidal zone has eight overlapping plates and is tightly adhering to the rock with a muscular foot. This animal is most likely a member of the class:
a.
Polyplacophora.
b.
Polychaeta.
c.
Bivalvia.
d.
Gastropoda.
e.
Cephalopoda.
 152.
Members of the class Bivalvia:
a.
have gills that secrete the shell.
b.
have a mantle that may form pearls.
c.
are all sessile.
d.
all have a radula.
e.
have a broad foot used for locomotion.
 153.
Bivalves are:
a.
detritivores.
b.
herbivores
c.
omnivores.
d.
carnivores.
e.
filter feeders.
 154.
Torsion may be an adaptation in __________ that allows the ___________ to be withdrawn first into the shell.
a.
bivalves; foot
b.
bivalves; head
c.
gastropods; foot
d.
gastropods; head
e.
cephalopods; head
 155.
Which of the following are shell-less molluscs?
a.
nudibranchs
b.
scallops
c.
pulmonate gastropods
d.
chitons
e.
squids
 156.
Which of the following is an adaptation that enables cephalopods to escape from their predators?
a.
torsion
b.
poisonous salivary secretions
c.
a hard shell
d.
rapidly changing colors
e.
a modified radula
 157.
Which of the following terms is associated with polychaetes?
a.
radula
b.
metamorphosis
c.
parapodia
d.
mantle
e.
visceral mass
 158.
Annelids:
a.
have a visceral mass.
b.
have a segmented body.
c.
surround their body with a mantle.
d.
move with a muscular foot.
e.
have an open circulatory system.
 159.
In both mollusks and annelids, the first larval stage is known as:
a.
a veliger.
b.
a glochidium.
c.
a zoea.
d.
a protostome.
e.
a trochophore.
 160.
Critical to polychaete and oligochaete locomotion are:
a.
jointed appendages.
b.
parapodia.
c.
setae.
d.
fins.
e.
tentacles.
Figure 29-02
Use the figure below to answer the corresponding questions.nar009-1.jpg

 161.
The larva in Figure 29-02 is:
a.
a veliger.
b.
a glochidium.
c.
a trochophore.
d.
a nauplius.
e.
a pupa.
 162.
The larva in Figure 29-02 is representative of the phyla:
a.
Annelida and Arthropoda.
b.
Mollusca and Annelida.
c.
Nemertea and Rotifera.
d.
Nemertea and Nematoda.
e.
Rotifera and Arthropoda.
 163.
Members of the class ________________ include blood-sucking parasites.
a.
Oligochaeta
b.
Polychaeta
c.
Polyplacophora
d.
Hirudinea
e.
Cephalopoda
 164.
The class __________ includes Lumbricus terrestris, the common earthworm.
a.
Oligochaeta
b.
Polychaeta
c.
Polyplacophora
d.
Hirudinea
e.
Malacostraca
 165.
Some spawning marine polychaetes ensure fertilization by:
a.
synchronizing release of sperm and eggs.
b.
using internal fertilization.
c.
being hermaphroditic.
d.
living in close colonies.
e.
None of the above.
 166.
Hermaphroditic earthworms reproduce sexually by connecting their bodies by their ____________. This allows transfer of ____________ from one worm to the other.
a.
setae; zygotes
b.
setae; eggs
c.
setae; sperm
d.
clitellum; eggs
e.
clitellum; sperm
 167.
Segmentation is important in annelids as an aid in:
a.
respiration.
b.
reproduction.
c.
movement.
d.
sensation.
e.
eating.
Figure 29-03
Use the figure below to answer the corresponding questions.nar010-1.jpg

 168.
The dorsal blood vessel is the structure labeled ____ in Figure 29-03.
a.
1
b.
2
c.
3
d.
5
e.
6
 169.
The cross section in Figure 29-03 is representative of the architecture found in:
a.
phoronids.
b.
nemerteans.
c.
Diplopoda.
d.
Polyplacophora.
e.
oligochaetes.
 170.
_________________ is an anticoagulant used by leeches.
a.
Chitin
b.
Calcium carbonate
c.
Hirudin
d.
Pheromone
e.
Saxitoxin
 171.
________________ superficially resemble bivalves.
a.
Brachiopods
b.
Rotifera
c.
Mollusca
d.
Bryozoa
e.
Chelicerata
 172.
After embryonic development, members of the phylum Rotifera are incapable of:
a.
locomotion.
b.
cell division.
c.
ingestion.
d.
reproduction.
e.
None of the above, all are functions of post-embryonic rotifers.
 173.
Animals with a crown of cilia that look like a spinning wheel are the:
a.
bryozoans.
b.
phoronids.
c.
ctenophores.
d.
rotifers.
e.
platyhelminths.
 174.
You have a sample of cat emesis (vomit) and find worms in the sample. The cylindrical worms are long and slender, pointed at each end, with no other distinguishing characteristics. They are members of the phylum:
a.
Platyhelminthes.
b.
Nematoda.
c.
Cnidaria.
d.
Annelida.
e.
Nemertea.
 175.
The ____________ of roundworms allows them to resist desiccation in terrestrial environments.
a.
epidermis
b.
endodermis
c.
shell
d.
cuticle
e.
mesoglea
 176.
________________ are parasites that infect humans, and, as adults, reside in the small intestines of the host.
a.
Pinworms
b.
Ascarid worms
c.
Trichina worms
d.
Rotifers
e.
Caenorhabditis elegans
 177.
A Trichinella infection is most common in persons who:
a.
eat undercooked beef.
b.
eat undercooked pork.
c.
eat undercooked fish.
d.
walk barefoot in a cow pasture.
e.
walk barefoot in a rice field.
 178.
The phylum name Arthropoda refers to:
a.
a hard exoskeleton.
b.
the ability to fly.
c.
jointed appendages.
d.
respiratory capabilities.
e.
a segmented coelom.
 179.
Which of the following does not characterize arthropods?
a.
presence of a coelom
b.
segmentation
c.
an open circulatory system
d.
an exoskeleton
e.
an incomplete digestive tract
 180.
One of the disadvantages of exoskeletons in arthropods is that:
a.
they severely limit locomotion.
b.
they interfere with ingestion.
c.
they must be shed when the animal grows.
d.
they do not provide adequate protection from predators.
e.
they do not prevent desiccation.
 181.
Velvet worms belong to the phylum:
a.
Nematoda.
b.
Annelida.
c.
Mollusca.
d.
Onychophora.
e.
Arthropoda.
 182.
The ___________ are very common arthropod Paleozoic fossils, and are extinct today.
a.
moss animals
b.
trilobites
c.
lophophorate animals
d.
tardigrades
e.
phoronids
 183.
Members of the subphylum ________ lack antenna but possess unique mouthparts, which are not mandibles.
a.
Crustacea
b.
Uniramia
c.
Chelicerata
d.
Chilopoda
e.
Arachnida
 184.
Segmentation in arthropods differs from that of annelids because arthropod segments are:
a.
smaller.
b.
less specialized.
c.
only present in adults.
d.
more specialized.
e.
only present in larvae.
 185.
Biramous appendages in arthropods are only present in:
a.
crustaceans.
b.
horseshoe crabs.
c.
insects.
d.
arachnids.
e.
centipedes.
 186.
The dragline that is laid by many spiders serves as a means of:
a.
capturing prey.
b.
capturing a mate.
c.
detecting the pull of gravity.
d.
communicating with other spiders of the same species.
e.
holding the eggs of spiders.
 187.
An arthropod with chelicerae, pedipalps, and silk glands would be:
a.
a scorpion.
b.
a tick.
c.
a mite.
d.
a spider.
e.
a barnacle.
 188.
Scorpion pincers are enlarged:
a.
chelicerae.
b.
maxillae.
c.
mandibles.
d.
pedipalps.
e.
legs.
 189.
_________________ are the most economically important chelicerate pests.
a.
Spiders
b.
Scorpions
c.
Mites and ticks
d.
Horseshoe crabs
e.
Trilobites and eurypterids
 190.
Arthropods with mandibles, gills, antennal glands, and statocysts are the:
a.
insects.
b.
spiders.
c.
scorpions.
d.
crustaceans.
e.
mites.
 191.
Arthropods with mandibles, a single pair of antennae, and two legs on most body segments are:
a.
ribbon worms.
b.
centipedes.
c.
millipedes.
d.
trilobites.
e.
mites.
 192.
As adults, ______________ are sessile crustaceans.
a.
ticks
b.
the decapods
c.
shrimp
d.
the uniramids
e.
barnacles
 193.
A nauplius larva is characteristic of:
a.
echinoderms.
b.
gastropods.
c.
molluscs.
d.
crustaceans.
e.
ctenophores.
 194.
__________________ are used by crustaceans for detecting the pull of gravity.
a.
Antennal glands
b.
Maxillae
c.
Draglines
d.
Statocysts
e.
Swimmerets
 195.
Insects are most closely related to:
a.
mites.
b.
ticks.
c.
millipedes.
d.
lobsters.
e.
crustaceans.
 196.
Gas exchange in terrestrial insects is accomplished through:
a.
the use of gills.
b.
the use of book lungs.
c.
the use of tracheae.
d.
diffusion across the epidermal layer.
e.
a closed circulatory system.
 197.
The largest class of animals in terms of the number of different species is the class:
a.
Arachnida.
b.
Insecta.
c.
Gastropoda.
d.
Bivalvia.
e.
Arthropoda.
 198.
Horseshoe crabs belong to:
a.
the subphylum Uniramia.
b.
the subphylum Crustacea.
c.
the class Chilopoda.
d.
the class Merostomata.
e.
the class Malacostraca.
 199.
One adaptation of insects that is specific to this group among all arthropods is:
a.
cephalization.
b.
hard exoskeletons.
c.
segmentation.
d.
specialized mouthparts.
e.
wings.
 200.
An elongate uniramid with many legs as well as poison claws is called:
a.
a mite.
b.
a tick.
c.
an insect.
d.
a centipede.
e.
a millipede.
 201.
Which of the following arthropod groups is almost exclusively aquatic in habitat?
a.
Arachnida
b.
Crustacea
c.
Insecta
d.
Chilopoda
e.
Diplopoda
 202.
Which of the following animals has an open circulatory system?
a.
clams
b.
crabs
c.
insects
d.
snails
e.
All of the above.
Figure 29-04
Use the figure below to answer the corresponding questions.nar011-1.jpg

 203.
Which of the insects in Figure 29-04 represents orders that have incomplete metamorphosis?
a.
2 and 3
b.
1 and 4
c.
3 and 5
d.
1 and 6
e.
5 and 6
 204.
Which insect in Figure 29-04 represents a group that parasitizes plants?
a.
1
b.
2
c.
3
d.
4
e.
5