Lab Quizzes
Which specimen(s) are Eucoelomate?
B, C
Which of these determines the amount of food needed by any of the specimens shown in image A?
The total volume of cells in its body
What is the function of the structure indicated by I?
balance sensing
Identify Structure I
book gills
What is the name of the structures indicated by Flag i?
branchial heart
In sexual reproduction, what cell type becomes the sperm during sexual reproduction?
choanocyte
Name the cells responsible for generating water flow in the organism represented in Figure A.
choanocyte
What PHYLUM does this specimen belong to?
chordata
What is the function of the structure indicated by pin i.
circulation
What is the function of Structure I?
digestion
Why are squid, cuttlefish, and octopod fossils so scarce in comparison to other cephalopods?
lack of shell
You go diving at a coral reef and find a very large sponge that you can fit inside. What body type does this sponge have?
leuconoid
What is the function of structure I?
locomotion, attachment to substrate
Identifiy structure i
madreporite
Name the structure indicated by pointer A.
spicules
True or False. Chelicerae of horseshoe crabs and crustacean mandibles are an example of Analogous structures.
true
True or False. Crayfish have an open circulatory system, and the anatomical evidence for this is the presence of ostia in the heart
true
Identifiy structure i
tube feet
How many phyla are represented by specimens A-D?
two
Which characteristic is shared by the Myriapoda and Hexapoda but not by the Crustacea? A. antennae B. gills C. biramous appendages D. uniramous appendages E. mandible
uniramous appendages
Identify Structure i
uterus Class Tricladida (flatworms)
What is the function of the structure indicated by Flag i?
water movement i. Siphon
What is the total magnification of the microscope in image A?
100x 10*10
What is the magnification of part A on microscopes we use in the lab like the one in image A?
10x
How many phyla are represented here?
3
In which one of the following organisms is the mantle cavity involved in locomotion?
A
Which specimen A-D has/have a closed circulatory system?
A
Which specimen(s) A-C represents a POLYMORPHIC colony?
A A. Portuguese man o' war
Which Specimen(s) A-D is/are diploblastic?
A and B
Which specimen A-D is/are Eucoelomates?
A and C
Which specimen(s) A-D undergo(s) cephalization?
A and C
Which specimen(s) A-D is/are part of the Subclass Coleoidea?
A and D
Which specimens A-D is/are in the Subclass Heterobranchia?
A and D
Which specimen A-D has/have reduced or no shell?
A, B, D
Which of the following are included in the 4 main distinguishing characteristics of the PHYLUM CHORDATA presented in this course? Select all that apply. a)Notocord b)Metamerism c)Post anal tail d)internal reproduction
A, C
Which of the following specimen(s) A-D belong(s) to CLADE Vertebrata (i.e. has vertebrae)?
A, C, D
Which specimen(s) A-D belong to the CLASS Hydrozoa?
A, C, and D A. Fresh water hydra C. Fire corals (hydrocorals) D. Hydroid medusa
Which one of the following likely contributed to the formation and evolution of a coelom? A. Provides the necessary space for specialized organ systems B. Increases the surface area and efficiency of the digestive tract C. Promotes cephalization and response to stimuli D. Promotes large body size by increasing the organism's surface area to volume ratio E. Increases the efficiency of asexual reproduction and reproductive fitness
A. Provides the necessary space for specialized organ systems
What CLASS does this specimen belong to?
Actinopterygii
What class does the specimen below belong to?
Anthozoa
Identifiy structure i
Aristotle's Lantern
What class does the specimen belong to?
Asteroidea
Which specimen A-D is/are triploblastic acoelomate(s)?
B
Which specimen(s) belong to the order Blattodea?
B
Which Specimen(s) A-D has/have schizocoelous coelom formation?
B and C
Which of the following are adaptations of class Insecta to terrestrial environment? A. biramous appendages B. waxy cuticles C. internal fertilization D. book gills E. calcium carbonate exoskeleton
B, C
Which specimen(s) are from subphylum Chelicerata?
B, D
Which specimen(s) use venom?
B, D
Name the class this specimen belongs to
Branchiopoda
Which Specimen(s) A-D is/are triploblastic?
C
Which specimen(s) A-C has/have no gastrovascular cavity?
C A. Class Trematoda (flukes) B. Class Tricladida (planarian) C. Class Cestoda (tapeworm)
Which specimen(s) A-C is colonial but is NOT polymorphic?
C C. Fire Corals (Hydrocorals)
How is the foot of Specimen A adaptive for members of its CLASS? A) foot is flat mass modified for burrowing B) foot is a flat mass modified for swimming and capturing prey C) foot is a flat mass used for both locomotion and holding onto rocks and other solid substrate.
C) foot is a flat mass used for both locomotion and holding onto rocks and other solid substrate.
Which specimen(s) A-D belong(s) to the same PHYLUM?
C, D
Which specimen(s) A-D is/are protostome(s)?
C, D
Which specimen(s) have a complete gut?
C, D
Which of the following are characteristics of deuterostomy? a. mosaic development b. schizocoelous coelom formation c. radial cleavage d. blastopore forms anus e. indeterminate cleavage
C, D, E
Identify the direction of the flow of water
C, E, D, A, B
Which of the following are characteristics specific only to the division that the specimen below belongs to? A. wings develop on the outside of the body B. having antennae C. ability to completely fold wings D. ametabolous metamorphosis
C. ability to completely fold wings
Which of the following is NOT an evolutionary adaptation in Cnidarians? Two true tissue layers Nerve net Ocelli Cephalization Radial symmetry
Cephalization
The two images below are specimens that belong to which CLASS?
Cephalopoda
What CLASS does the specimen below belong to?
Cephalopoda
A parasitic flatworm is known for infecting humans when they eat raw or undercooked infected meat. What CLASS does this flatworm belong to?
Cestoda
What class does this specimen belong to?
Cestoda
Name the subphylum this specimen belongs to
Chelicerata
What adaptation for capturing prey could be the result of convergent evolution in Cnidarians and Ctenophores?
Cnidocytes and colloblasts
What class does the specimen belong to?
Crinoidea
What phylum does this animal belong to?
Ctenophora
The members of this class of Cnidaria have a dominant medusa stage, four evenly spaced tentacles, and can be deadly to humans
Cubozoa
Identifiy structure i
Cuvierian tubules
Other than lack of jaws what is a characteristic that is different between lampreys and most Chondrichthyes? a) presence of a heart b) presence of a skull c) complete digestive system d) gill opening number
D
Which structure in the perch has the same function as the exceptionally large liver in the shark? a)kidney b)pyloric caeca c) gall bladder d)swim bladder
D
Name the order this specimen belongs to
Diptera
What class does the specimen belong to?
Echinoidea
Name one reason, aside for having wings, for why insects are such a diverse group.
Evolution for flight Appendage specialization Small size leading to short generation times Different life cycles allow them to occupy different habitats Wing Folding Co-evolution with plants Complex social structures Parasitoidism
What is the function of the structure in image B?
Gives sponges their "sponginess" spongin
What class does the specimen belong to?
Holothuroidea
What Kingdom does Specimen A belong to?
Kingdom Animalia
Name the class this specimen belongs to
Malacostraca
What general Cnidarian body form is depicted in B)?
Medusa
Name the class this specimen belongs to
Merostomata
What class do these specimens belong to?
Monogenea
Name the subphylum these specimens belongs to
Myriapoda
Name the part indicated by pointer
Objective lenses
What order does the specimen below belong to?
Octopodiformes
What class does the specimen belong to?
Ophiuroidea
The wing morphologies depicted below are used to distinguish which two divisions?
Paleoptora and Neoptera
What CLASS does this specimen belong to?
Petromyzontida
What class do these specimens belong to?
Polycladida
Which CLASS in phylum Mollusca is least likely to be found in areas without hard substrate (e.g. rocks)?
Polyplacophora
The microscope part indicated by pointer B controls what?
Quantity of light
Members of which class completely lack a medusa body form?
Scyphozoa
Sponges have different body organizations when compared to other animals. Which of the following explanations for the unusual nature of sponge bodies is inconsistent with sponges being animals?
The sponge body represents a separate evolution of multi-cellularity from that of animals with other levels of body organization.
Members of which order exhibit the life cycle depicted below?
Thysanura
True or False. Being able to self-fertilize is one of the features of trematodes that suggest adaptation to a parasitic lifestyle.
True
Which TWO features of members of the ORDER Decapodiformes contributes to their success as predators?
Well-developed eyes & siphons for jet propulsion
Name body region i.
abdomen
In sexual reproduction, what cell type becomes the egg?
amoebocyte
What do sponges lack physiologically that make the surface to volume ratio so important to their body size?
an organ/organ system
Fill in the term for water flow: Prosopyle --> Radial canal --> (A) --> Spongocoel
apopyle
What body type is exhibited by the specimen shown in image A?
asconoid
Identify Structure i
auricle Class Tricladida (planarians)
Identifiy structure i
cirri
Which characteristic occurs in Cnidarians, but not in Ctenophores?
cnidocytes
What is the name of the specialized cell depicted below that is used by Ctenophores to adhere to prey?
colloblast
What is the function of structure I?
defense
What are the scales of the organism below made of?
dermal bone
What is the function of structure I?
digestion
Fill in the correct stage of the Scyphozoan life cycle. Medusa --> planula larvae --> scyphistoma --> strobila --> (A)
ephyra
True or False. This specimen belongs to the SUBPHYLUM Craniata.
false
What is the function of Structure I?
feeding
What is the function of structure I?
feeding
Is this specimen Male or Female?
female
What is the feeding mechanism of the specimen below?
filter feeding
What is the feeding mechanism of the specimen depicted below?
filter feeding
Which one of the following is a characteristic of anthozoans that is also found in Porifera? neurons gastrovascular cavity nematocysts filter-feeding
filter-feeding
Name one specific adaptation that specimen A evolved to increase its surface area to volume ratio?
folding
Identify Structure I
gills
What is the name of the structure indicated by Flag i?
gills
Identify Structure I surrounding the mouth
gnathobase
Identifiy structure i
gonads
What is the specific name of the specialized polyp used in asexual reproduction represented by A)?
gonangium
What stage of maturity is this specimen in?
gravid proglottid tapeworm (Cestoda)
What is the specific name for the structure indicated by I?
halteres
Name the magmata indicated by A
head
Name the entire structure indicated by pin i.
heart
What is the specific name for the kind of metamorphosis is represented below?
hemimetabolous
What kind of caudal fin does this specimen have ?
homocercal
Which label indicates the oldest part of the shell?
i
Identify Structure I
intestine
Is B male of female?
male
What is the specialized harpoon-like organelle depicted in the images below?
nematocyst
What is the specific name of the individual units of the eye depicted by I?
ommatidia
Name the structure indicted by B
ovary
What is the specific name of the reproductive method displayed by this organism below?
oviparous
Name the structure I that distinguishes the sex of A from that of B
ovipositor
What is the name of the specific fin indicated by pin i?
pectoral fin
What structure does A) represent?
pedal disc
Identify Structure i
pharynx Class Tricladida (planarians)
Identify Structure I
pyloric stomach stomach cardiac stomach
Identifiy structure i
radial canal
Members of Porifera and Cnidaria have prominent sessile stages. What adaption evolved in Cnidarians that aids in feeding and responding to stimuli while affixed to a substrate?
radial symmetry
Identifiy structure i
rectal cecum
What is the function of structure I?
reproduction
What is the function of structure i.
reproduction
What is the function of Structure I?
respiration
What is the function of the structure indicated by pin ii?
respiration
Identify the Structure i.
rostellum
Which plane does A) represent?
sagittal
Identify the entire Structure i
scolex Class Cestoda (tapeworms)
What is the primary function of the structure indicated by Flag i?
secretes the shell
The pattern of repeating sets of legs on each segment of Specimen A and B is a clear example of what type of homology?
serial homology
What is the name of the distinctive type of sexual behavior found in members of Specimen A's order?
sexual cannibalism
You are given a sponge specimen by a friend of yours who is a sponge fanatic. The sponge was trawled up by a deep-sea fishing boat. Its spicules are fused to form an elaborate skeleton. What are the spicules made of?
silica
Name the part indicated by pointer A
stage
What is the specimen name for the life stage is depicted in D?
strobila
What body type is exhibited by the specimen shown in image A?
syconoid
True of False. Horseshoe crabs have book lungs.
true
