1.
The Arthropods…
(CATA)
a.
Make up more
than 75% of all known species of animals
b.
Are more widely
and more densely distributed throughout the world than members of all other
phyla put together
c.
Are segmented
eucoelomate protostomes with well-developed organ systems
d.
None of the
above are correct
2.
The uniquely
derived rasping tongue of the Gastropoda is called the (CATA)
a.
Radula
b.
Odontophore
c.
Mastax
d.
Buccal cavity
e.
None of the
above is correct
3.
Chelicerate
arthropods have which of the following? (CATA)
a.
Pedipalps
b.
Antennae
c.
Mandibles
d.
Three pairs of
walking legs
4.
Which of the
following is found in the shell secreted by the mantle of the Bivalvia? (CATA)
a.
Periostracum
b.
Nephrostom
c.
Prismaic layer
d.
Nacreous layer
5.
There is a
tendency for somites to be combined into functional groups called…
a.
Segments
b.
Tagmata
c.
Metameres
d.
All of the
above are correct
e.
None of the
above is correct
6.
Which of the
following is mismatched? (CATA)
a.
Gastropoda –
snails, slugs, nudibranchs
b.
Bivalves –
clams, mussels
c.
Polyplacophora
– conch, chitin
d.
Cephalopoda –
squid, nautilus
7.
T/F – The
coelom of arthropods is reduced in the adults and the circulatory system is
open with only a weakly developed dorsal heart.
8.
T/F – Torsion
is a 180 degree rotation of the body of a Gastropod
9.
Which of the
following serves a respiratory function in arthropods? (CATA)
a.
Body Surface
b.
Gills
c.
Tracheae
d.
Book lungs
10.
A potentially
disastrous ecological event occurred when ___ were introduced into the Great
Lakes
a.
Leeches
b.
Boring clams
c.
Zebra mussels
d.
Shipworms
11.
T/F – The
cuticle is an outer covering secreted by the underlying epidermis.
12.
T/F – In the
squids, most of the shell has disappeared, leaving only a thin, horny strip
called the pencil.
13.
In crustaceans,
the procuticle is also impregnated with…
a.
Nitrates
b.
Phosphates
c.
Calcium salts
d.
Potassium salts
14.
Which of the
following is NOT correct?
a.
The Mollusca
have metanephridia for a circulatory system
b.
Molluscan
larvae are primitively a trochophore, but many have a veliger lavae and some
have direct development
c.
The molluscan
coelom is reduced
d.
The cephalopods
have the most highly developed molluscan sensory organs
e.
All of the
above are correct
15.
Which of the
following is incorrect?
a.
Chitin – inert
polysaccharide bound with protein
b.
Nauplius –
larval form of Crustaceans
c.
Ecdysis – the
actual process of shedding the old exoskeleton
d.
Metamorphosis –
the direct development of an adult from an egg
16.
Which of the
following is mismatched?
a.
Operculum – an
opening in the shell of a gastropod
b.
Torsion – a
phenomenon that moves the mantle cavity and twists the visceral organs
c.
Coiling – a
spiral winding of the shell and visceral mass, different from torsion
d.
Ctenidium –
carries out respiration activities in many gastropods
17.
T/F – Current
thinking is that the subphylum Trilobita had their evolutionary origins before
the Cambrian period, and living species today closely resemble those extinct
species from 200 million years ago.
18.
T/F – Many
Cephalopods exhibit a closed circulatory system
19.
Which of the
following groups does not belong to Subphylum Chelicerata?
a.
Class Merostomata
b.
Class Hexapoda
c.
Class Arachnida
d.
Class
Pyconogonidia
20.
T/F – Burrowing
shipworms belong to Class Gastropoda
21.
Which of the
following groups does NOT belong to the Class Arachnida?
a.
Mites
b.
Ticks
c.
Harvestmen
d.
Scorpions
e.
Sea Spiders
22.
Which of the
following is a Characteristic of Phylum Mollusca (CATA)
a.
Mosaic blastula
development
b.
Mantle cavity
that houses the ctenidia
c.
Protonephridia
for waste excretion
d.
Digestive,
Excretory & Reproductive systems
23.
T/F – Arachnid
tagmata consist of a cephalothorax and abdomen.
24.
Which of the
following has both trochophore and veliger larvae stages (CATA)
a.
Polyplacophora
b.
Gastropoda
c.
Bivalvia
25.
Which of the
following is NOT correct?
a.
Spiders seize
their prey with their chelicerae and inject venom
b.
The anterior
chewing appendages on the head are called mandibles
c.
All spiders are
predators
d.
Spiders usually
have eight simple eyes
26.
T/F – Most
molluscs are dioecious but a few are hermaphroditic.
27.
Class
Gastropoda has the following modifications (CATA)
a.
A 180 degree
body coiling
b.
A reduction of
the mantle cavity
c.
An increase in
the number of gills
d.
Restricted
water flow
28.
T/F – Class
Bivalvia have an enlarged mantle cavity and a spade-like foot
