Aquatic Science
Spring Final 2012
32) A forked caudal fin is used for
a. Luring predators in two different
directions
b. Continuous long-distance swimming
33) Reef builders are
a. Organisms that secrete the calcium
carbonate skeletons that form the reef
b. Corals
c. Coralline algae
d. All of the above
34) Organisms that use the structure of the reef to live and hide in; don’t affect the structure, but may eat inhabitants of
be eaten by them are called
a. Destructive agents
c. Constructive agents
b. Passive agents
d. None of the above
35) Which of the following are constructive physical agents of a reef
a. Adequate sunlight
b. Sinking seafloor
c. Adequate nutrients
d. Both A and C
36) Actions & Organisms that kill coral and wear away the reef
a. Constructive physical agents
b. Passive agents
c. Parasites
d. Destructive physical agents
37) Anemones, crustaceans and mollusks make their home in the reef, but don’t affect the structure of their home.
These aquatic animals are
a. Constructive agents
c. Invertebrates
b. Destructive agents
d. Passive agents
38) What phylum are squid in?
a. Cephalopoda
b. Mollusca
c. Cnidaria
d. Osteichthyes
39) Squid are in the order
a. Teuthoidea
b. Octopoda
c. Gastropoda
d. Mollusca
40) _____ are produced by ____
a. Diamonds ; Clams
c. Sand ; Mussels
b. Pearls ; Squid
d. Pearls ; Oysters
1
Aquatic Science
Spring Final 2012
41) The _____ produces shell and color patterns
a. Mantle
b. Radula
c. Chromatophores
d. None of the above
42) ___ are the special skin cells containing a sac filled with pigment used for camouflage
a. Epithelial Cells
c. Chromatophores
b. Porocyte Cells
d. Mantle
43) The ___ is the tissue that lines and produces the shell and encloses the soft body tissues.
a. The umbo
c. The adductor muscles
b. The foot
d. The mantle
44) What does the name “Pelecypoda” mean?
a. Head foot
b. Hatchet foot
c. Stomach foot
d. Mouth foot
45) What does the name “Gastropoda” mean?
a. Head foot
b. Hatchet foot
c. Stomach foot
d. Mouth foot
46) Which word means “head foot?”
a. Cephalopoda
b. Octopoda
c. Craniopoda
d. Vampyromorpha
47) What is one of the purposes for the fins of a squid?
a. They act as stabilizers
b. To look cool
c. To fan them if they get hot
d. Attract mates
48) Which of the following groups are all mollusks?
a. Squid, sea slugs, and clams
b. Oysters, sponges, and coral
c. Sea slugs, the piglet squid, comb jelly
d. Plankton, eels, starfish
49) ___ is the substance secreted by a bivalve (mostly oysters) that eventually forms a pearl
a. Superglue
c. Calcium carbonate
b. Nacre
d. Silt
50) Which of the following is an extinct cephalopod?
a. Squid
b. Ammonite
2
c. Nautilus
d. Vampire Squid
Aquatic Science
Spring Final 2012
51) The three common features shared by mollusks are
a. The foot, gills, and radula
b. Tentacles, umbo and body
c. Foot, mantle and radula
d. Gills, mouth and palp
52) A muscular organ, shaped and used differently by different species
a. The radium
b. The mantle
c. The foot
d. The shell
53) Gastropods are the largest group in the phylum ___.
a. Porifera
b. Cnidaria
c. Radula
d. Mollusca
54) Sea Stars use their ____ to open the shells of mollusks
a. Stomach
b. Tube feet
c. Water vascular system
d. Respiratory tree
55) Echinodermata means
a. “Jointed leg”
b. “Stinging skin”
c. “Spiny skin”
d. “Hollow gut”
56) Sea urchins belong to the class ___ in the phylum ___.
a. Echinodermata, Echinoidea
b. Crinoidea, Echinodermata
c. Echinoidea, Echinodermata
d. Echinoidea, Arthropoda
57) Ophiuroidea is the class containing
a. Sea Stars
b. Sea Urchins
c. Sand Dollars
d. Brittle Stars
58) Crawfish belong to the group ___ in the phylum ___.
a. Crustacea, Echinodermata
b. Arthropoda, Crustacea
c. Crustacea, Arthropoda
d. Echinodermata, Crustacea
59) One way to tell a female crab from a male crab is
a. Look at the size of the front claws
b. Look at the size of the telson
c. Look at the abdomen
d. Look at the swimmerets
60) The cephalothorax is also called the ___
a. Head
b. Carapace
c. Telson
d. Breastplate
3
Aquatic Science
Spring Final 2012
61) Some female crustaceans use the ___ to hold the eggs against their body
a. Walking legs
c. Uropods
b. Swimmerets
d. Claws
62) The ___ is the tail-like extension of the abdomen (it’s the sharp pointy piece that you often stab yourself with on
shrimp tails!)
a. Uropod
c. Telson
b. Antenna
d. Rostrum
63) ___ are the most successful animals on the planet.
a. Fish
b. Sharks
c. Arthropods
d. Cnidarians
64) Crustaceans use ___ to make their shells
a. CaCO3
b. Chitin
c. Carbon
d. Diamond
65) Holothuroidea is the class containing which of the following
a. Heart Urchins
b. Sand Dollars
c. Sea Cucumbers
d. Crabs
66) The sea urchin skeleton is called a
a. Exoskeleton
b. Exam
c. Test
d. Spicule
67) Echinoderm skeletons are made of
a. CaCO3
b. Chitin
c. Carbon
d. Diamond
68) The combined mouth parts of a sea urchin are called the
a. Socrates’ Lantern
b. Aristotle’s Lantern
c. Plato’s Lantern
d. Archimedes’ Lantern
69) The ___ allows water to enter and exit the sea urchins water vascular system.
a. Test
c. Madreporite
b. Ambulacral Groove
d. Radial Canal
70) Self-evisceration is the last line of defense for
a. Sand Dollars
b. Blue Crabs
4|Page
c. Sea Cucumbers
d. Sea Stars
Aquatic Science
Spring Final 2012
71) The tube feet of sea stars project from
a. Walking grooves
b. Ambulacral Grooves
72) What part of the sea cucumber is eaten in certain countries?
a. Intestines
b. Tentacles
c. Muscular Wall
d. Roe
73) In an endoskeleton the muscles attach to the ___ of the skeleton
a. Outside
b. Inside
74) These structures look like the bulbs of eyedroppers; they act like valves that push the tube feet in and out
a. Ampullae
c. Head Gaskets
b. Tube valves
d. Madreporites
75) In an exoskeleton, the muscles attach to the ___ of the skeleton
a. Inside
b. Outside
76) What animals belong in the order Cetacea?
a. Whales, sharks, manta rays
b. Sharks, porpoises, manta rays
c. Fish, dolphins, whales
d. Dolphins, whales, porpoises
77) What is baleen?
a. The explosive exhale seen by whale
watchers
b. Comb-like teeth used for filtering food
c. Peg-like teeth used for catching and
devouring prey
d. A parasite that lives on the jaws of
humpback whales
78) What suborder are the baleen whales in?
a. Cetacea
b. Odontoceti
c. Animalia
d. Mysticeti
79) Examples of species that belong to the “Great Whales” suborder?
a. Humpbacks, sperm whales, fin whales
b. Minke whales, blue whales, humpbacks
c. Orca, right whale, gray whale
d. Porpoise, irawaddy, bottlenose dolphin
80) What is the largest animal on the planet?
a. Megalodon
b. Humpback whale
c. Blue Whale
d. Pygmy Whale
5|Page
Aquatic Science
81) What is the suborder that includes “toothed” whales?
a. Cetacea
b. Mysticeti
82) Examples of species included in the suborder in the question above.
a. Dolphins, Orcas, Humpbacks
b. Orcas, blue whale, fin whale
83) Whales, dolphins, and porpoises belong to which order?
a. Mysticeti
b. Odontoceti
c. Animalia
d. Odontoceti
c. Sperm whale, orca, bottlenose whale
c. Cetacea
d. Chondricthyes
84) Possessing hair, giving birth to live young, producing milk and breathing air are all characteristics of
a. Fish
c. Animals
b. Mammals
d. Reptiles
85) Are whales classified as fish or mammals?
a. Fish
b. Mammals
86) Raising the flukes out of the water and slapping the surface with them is called
a. Spyhopping
c. Lobtailing
b. Breaching
d. Aggression
87) This is when a cetacean raises only its head or only a small part of its body above the water line to observe the
surroundings.
a. Lobtailing
c. Breaching
b. Spyhopping
d. Periscoping
88) What are the caudal fins of cetaceans called?
a. Slappers
b. Pectorals
c. Flukes
d. Keels
89) What is the term for when cetaceans jump high out of the water, slapping it as they come back down?
a. Spyhopping
c. Breaching
b. Lobtailing
d. Logging
90) What is the explosive exhale that humans see when whale watching?
a. Baleen
b. Blow
91) Aquatic mammals that use a comb-like structure to filter food from the water belong to what suborder of Cetacea?
a. Mysticeti
c. Charcharinidae
b. Odontoceti
d. Elasmobranchii
6|Page
Aquatic Science
92) Aquatic mammals that use their peg-like teeth to catch and devour prey belong to which suborder of Cetacea?
a. Rhinocodontidae
b. Mysticeti
93) When was the International Whaling Commission formed?
a. 1982
b. 1946
c. Odontoceti
d. Alopiidae
c. 1892
d. 1496
94) What is the purpose of the IWC?
a. To form international whaling fleets
b. To study whales that have been caught
c. To conserve the whale stocks that are being depleted
95) What happened in 1982?
a. The IWC ruled that commercial whaling
was okay.
b. The IWC put an international
moratorium on commercial whaling
96) What is a moratorium?
a. A legally-authorized, permanent stop to
an activity
b. A legally-authorized, temporary stop to
an activity
97) Name two countries that ignore the IWC’s commands.
a. USA & Mexico
b. Japan & Alaska
c. Iceland & Sweden
d. Japan & Iceland
98) Which of the following are uses for Whale Oil?
a. Margarine
b. Plastic products
c. Gasoline
d. All of the above
99) Which of the following are uses for Sperm Whale Oil?
a. Cosmetics
b. Perfumes
c. Industrial Lubricant
d. All of the above
100)
7|Page
Name two dolphins that will be extinct in the next 15 years.
a. Irawaddy & Baiji
c. Bottlenose & Dall’s
b. Baiji & Bottlenose
d. Blue whale & Fin whale
Aquatic Science
8|Page