Worksheets2025 Vertebrate Zoology Exam Review
Total questions: 100
Worksheet time: 50mins
Name
Class
Date
1.
Which word does NOT correctly describe animals:
a)
Multicellular
b)
Heterotrophic
c)
Prokaryotic
d)
All terms correctly describe animals
2.
Soon after fertilization, the zygote undergoes a series of rapid cell divisions. This is called
a)
Meiosis
b)
Gastrulation
c)
Organogenesis
d)
Cleavage
3.
Fastest swimming bony fish
a)
Pacific Electric ray
b)
Sailfish
c)
Shortfin Mako
d)
Spiny Dogfish
4.
Order that contains caecilians
a)
Amphibia
b)
Anura
c)
Apoda
d)
Caudata
5.
Order that contains frogs and toads
a)
Amphibia
b)
Anura
c)
Apoda
d)
Caudata
6.
Order that contains salamanders, newts, and mudpuppies
a)
Amphibia
b)
Anura
c)
Apoda
d)
Caudata
7.
Phylum that contains all amphibians
a)
Amphibia
b)
Caudata
c)
Chordata
d)
Vertebrata
8.
Cells that contain black or brown colored pigments
a)
Iridophores
b)
Melanophores
c)
Thyroxine
d)
Xanthophores
9.
Cells that contain yellow colored pigment
a)
Iridophores
b)
Keratin
c)
Melanophores
d)
Xanthophores
10.
Cells that reflective pigments
a)
Iridophores
b)
Keratin
c)
Melanophores
d)
Xanthophores
11.
Mating posture in which a male frog clasps the back of a female as sperm & eggs deposited into water
a)
Amplexus
b)
Cloaca
c)
Nictitating membrane
d)
Thyroxine
12.
Organs which filter liquid waste as urine
a)
Cloaca
b)
Gills
c)
Kidneys
d)
Lungs
13.
The single exit opening for waste and reproductive cells
a)
Amplexus
b)
Cloaca
c)
Gills
d)
Kidneys
14.
Transparent membrane that covers the eye when an amphibian is in water
a)
Amplexus
b)
Cloaca
c)
Keratin
d)
Nictitating membrane
15.
Have dry and warty skin
a)
Frog
b)
Toad
16.
Have long, webbed hind feet
a)
Frog
b)
Toad
17.
Have stubby bodies with short hind legs
a)
Frog
b)
Toad
18.
Frog which cares for their eggs by incubating them in their skin on their back
a)
Darwin's frog
b)
Gastric Brooding Frog
c)
Goliath frog
d)
Surinam toad
19.
The largest aquatic salamander in the U.S.
a)
Goliath frog
b)
Hellbender
c)
Mudpuppy
d)
Surinam toad
20.
Fastest swimming shark
a)
Sailfish
b)
Shortfin Mako
c)
Spiny Dogfish
d)
Whale shark
21.
Largest bony fish
a)
Lionfish
b)
Mola Mola
c)
Sailfish
d)
Whale shark
22.
Largest species of ray
a)
Manta ray
b)
Pacific Electric ray
c)
Ray
d)
Skate
23.
Produces a current to stun prey and for defense
a)
Lionfish
b)
Pacific Electric ray
c)
Ray
d)
Sea Lamprey
24.
Type of shark commonly dissected in school; also oldest shark
a)
Shortfin Mako
b)
Skate
c)
Spiny Dogfish
d)
Whale shark
25.
Venomous invasive fish species threatening the Atlantic
a)
Lionfish
b)
Mola Mola
c)
Sea Lamprey
d)
Spiny Dogfish
26.
Organs in cartilaginous fish heads used to detect bioelectric fields
a)
Ampullae of Lorenzini
b)
Neuromasts
c)
Oviparous
d)
Viviparous
27.
Receptor organs of the lateral line system that are highly sensitive to vibrations and water currents
a)
Ampullae of Lorenzini
b)
Neuromasts
c)
Oviparous
d)
Viviparous
28.
Term for mode of reproduction in which offspring are born alive from their mother
a)
Neuromasts
b)
Oviparous
c)
Ovoviviparous
d)
Viviparous
29.
Term for mode of reproduction in which offspring develop from an egg inside of their mother and then born
a)
Neuromasts
b)
Oviparous
c)
Ovoviviparous
d)
Viviparous
30.
Term for mode of reproduction in which the mother will lay an egg and the pup is born from that
a)
Neuromasts
b)
Oviparous
c)
Ovoviviparous
d)
Viviparous
31.
Fish spend most of their lives in freshwater but migrate to the sea to spawn, such as freshwater eels are referred to as:
a)
Pelagic
b)
Benthic
c)
Catadromous
d)
Anadromous
32.
Class of bony fish
a)
Cephalaspidomorphi
b)
Chondrichthyes
c)
Myxini
d)
Osteichthyes
33.
Class of Cartilaginous fish
a)
Cephalaspidomorphi
b)
Chondrichthyes
c)
Osteichthyes
d)
Placoderms
34.
Shark skeletons are made of:
a)
Chitin
b)
Cartilage
c)
Bone
d)
Bone and Cartilage
35.
What is the purpose of the swim bladder in fish with bony skeletons?
a)
To help them breathe underwater
b)
To help them swim faster
c)
To provide buoyancy
d)
To store food
36.
The solid ball of cells that results from the dividing zygote is called
a)
Blastula
b)
Morula
c)
Gastrula
d)
Blastomere
37.
Early in cleavage, a cell breaks off and becomes isolated. It grows into an entire separate individual. This is an example of
a)
Mosaic development found in Deuterostomes
b)
Mosaic development found in Protostomes
c)
Regulative development found in Deuterostomes
d)
Regulative development found in Protostomes
38.
The blastopore will become the mouth in
a)
Protostomes
b)
Deuterostomes
c)
Both groups
d)
Neither group
39.
Different kinds of symmetry make it possible for animals to:
a)
Grow very large
b)
Survive when cut into pieces
c)
Move and find food in different ways
d)
Live a long time
40.
Which of the following shows the correct sequence?
a)
Blastula 🡪 zygote 🡪 morula 🡪 gastrula
b)
Gastrula 🡪blastula 🡪 morula🡪 zygote
c)
Morula 🡪 gastrula 🡪 zygote 🡪 blastula
d)
Zygote 🡪morula 🡪 blastula 🡪 gastrula
41.
The embryonic layer that forms the excretory and reproductive systems is the:
a)
Endoderm
b)
Mesoderm
c)
Exoderm
d)
Ectoderm
42.
The embryonic layer that forms the skin and nervous tissue is the:
a)
Endoderm
b)
Mesoderm
c)
Exoderm
d)
Ectoderm
43.
The animal’s digestive tract forms from the:
a)
Endoderm
b)
Mesoderm
c)
Exoderm
d)
Ectoderm
44.
Animals with bilateral symmetry find food and mates and avoid predators more efficiently because they have:
a)
Body cavities
b)
Good muscular control
c)
Arms, Legs, and Tails
d)
The ability to see in all directions
45.
Social insects, such as wasps, bees, and ants, often use this type of reproduction:
a)
Sexual
b)
Budding
c)
Gemmules
d)
Parthenogenesis
46.
Simultaneous hermaphrodites are animals that:
a)
Begin life as a female, but then become male
b)
Begin life as a male, but then become female
c)
Both donate and receive sperm during mating
d)
Both donate and receive eggs during mating
47.
Hermaphroditism is commonly found among animals that are:
a)
Sessile
b)
Burrowing
c)
Endoparasitic
d)
All of the above
48.
A sexual union to facilitate the reception of sperm by a female is
a)
Fertilization
b)
Differentiation
c)
Copulation
d)
Cephalization
49.
Which group of animals lacks a body cavity and are considered acoelomates:
a)
Flatworms
b)
Roundworms
c)
Segmented worms
d)
Humans
50.
Having sensory organs concentrated at the anterior end of the body is referred to as
a)
OpNeurolation
b)
Justification
c)
Specialization
d)
Cephalization
51.
Which terms properly describe heterogametes?
a)
Diploid and haploid
b)
Sperm and egg
c)
Sexual and asexual
d)
Body and sex cells
52.
A distinct juvenile form of many animals that undergo metamorphosis to become adults are called
a)
Chrysalis
b)
Pupae
c)
Larvae
d)
Polymorphs
53.
Animals that can move, but usually stay in one place are called:
a)
Sedentary
b)
Solitary
c)
Languid
d)
Lethargic
54.
Stem cells are able to specialize and take on specific tasks and unique shapes, this process is called
a)
Stemification
b)
Maturation
c)
Hybridization
d)
Differentiation
55.
Scientists believe the first living animals were:
a)
Insects that lived on land
b)
Sponges that lived in water
c)
Dinosaurs that lived on land
d)
Jellyfish that lived in water
56.
Scientists believe that animals evolved from:
a)
Singular bacteria
b)
Colonial Fungi
c)
Singular plants
d)
Colonial Protists
57.
The majority of animals are considered:
a)
Arthropods
b)
Invertebrates
c)
Mammals
d)
Chordates
58.
Why did primitive cultures feel it was important to
classify organisms?
a)
For knowledge; so they could become better educated about the living world around them
b)
For safety; so they could determine what organisms were safe to consume and interact with
c)
For conservation; so they could use their resources wisely and not have to worry about running out
d)
For religion; they worshiped the land and many forms of life around them
59.
Groups that organisms are placed into, such as phylum or family, are called:
a)
Ranks
b)
Taxa
c)
Clades
d)
Classes
60.
When typing a scientific name, what font setting should be used?
a)
Bold
b)
Italics
c)
Superscript
d)
Subscript
61.
When hand-writing a scientific name, what should you do to the name?
a)
Circle it
b)
Write in cursive
c)
Underline it
d)
Write in all capital letters
62.
What two groups are used for a scientific name?
a)
Domain and Kingdom
b)
Phylum and Family
c)
Genus and Species
d)
Kingdom and Species
63.
Assigning two-word names to all organisms is called:
a)
Cladistics
b)
Binomial Nomenclature
c)
Dichotomy
d)
Phylogeny
64.
Based on their scientific names, which organisms are most closely related:
a)
wood frog (Rana sylvatica), bullfrog (Rana catesbeiana)
b)
eastern toad (Bufo boreas), spadefoot toad (Scaphiopus hammondi)
c)
anole lizard (Anolis carolinensis), eastern narrowmouth toad (Gastrophryne carolinensis)
65.
The characteristics on the side of a Cladogram are called:
a)
shared traits
b)
derived characters
c)
unique genes
d)
common clades
66.
To what reptile order do Alligators belong?
a)
Crocodilia
b)
Rhynchocephalia
c)
Squamata
d)
Testudines
67.
Which of the following mammal groups give birth to live young?
a)
Monotremes & Marsupials
b)
Marsupials & Placental Mammals
c)
Monotremes, Marsupials, & Placental Mammals
d)
only Placental Mammals
68.
Baby monotremes are called:
a)
pups
b)
puggles
c)
joeys
d)
chubs
69.
This structure often aids in the identification of a fossil as being that of a mammal:
a)
tailbone
b)
large eye sockets
c)
lower jawbone
d)
mammary glands
70.
Air sacs in the lungs which serve to increase surface area for the absorption of oxygen are:
a)
Alveoli
b)
Parabronchi
c)
Spiracles
d)
Trachea
71.
Present day mammals are divided into 3 groups based on their type of:
a)
movement
b)
reproduction
c)
hair
d)
location
72.
Egg-laying mammals
a)
Macroscelidea
b)
Marsupial
c)
Monotreme
d)
Pinnipedia
73.
Elephants
a)
Macroscelidea
b)
Pinnipedia
c)
Proboscidea
d)
Sirenia
74.
Even-toed hoofed mammals
a)
Artiodactyla
b)
Chiroptera
c)
Perissodactyla
d)
Rodentia
75.
Flesh eaters
a)
Carnivora
b)
Cetacea
c)
Macroscelidea
d)
Primates
76.
Flying mammals
a)
Artiodactyla
b)
Chiroptera
c)
Edentata
d)
Pinnipedia
77.
Gnawing mammals
a)
Edentata
b)
Macroscelidea
c)
Pinnipedia
d)
Rodentia
78.
Mammals produce their own body heat through metabolism, the correct term for this is:
a)
Ectothermic
b)
Endothermic
c)
Poikilothermic
d)
Homeothermic
79.
Mammals are able to maintain a constant body temperature, the correct term for this is:
a)
Ectothermic
b)
Endothermic
c)
Poikilothermic
d)
Homeothermic
80.
Which best describes a mammal heart?
a)
One atrium, Two ventricles, Single loop circulation
b)
Two atria, One ventricle, Double loop circulation
c)
Two atria, Two ventricles, Single loop circulation
d)
Two atria, Two ventricles, Double loop circulation
81.
Mammal hair is made of what protein:
a)
chitin
b)
collagen
c)
keratin
d)
calcium carbonate
82.
This term refers to the ability to lay eggs:
a)
Primiparous
b)
Oviparous
c)
Viviparous
d)
Uniparous
83.
The word monotreme means:
a)
Ancient mammal; referring to their early evolution
b)
Egg-laying; referring to their mode of reproduction
c)
Odd-creature; referring to their unique characteristics
d)
One-holed; referring to the cloaca
84.
The sheet of muscle located beneath the lungs used to expand and contract the chest cavity of mammals to aid in breathing is called the
a)
alveoli.
b)
diaphragm.
c)
tricuspid shelf.
d)
lateral myosin.
85.
The time period during which young placental mammals develop inside their mother is called
a)
gesticulation.
b)
oviparation.
c)
cyclation.
d)
gestation.
86.
To what reptile order do Caimans belong?
a)
Crocodilian
b)
Rhynchocephalia
c)
Squamata
d)
Testudines
87.
To what reptile order do Chameleons belong?
a)
Crocodilia
b)
Rhynchocephalia
c)
Squamata
d)
Testudines
88.
To what reptile order do Gavials belong?
a)
Crocodilia
b)
Rhynchocephalia
c)
Squamata
d)
Testudines
89.
To what reptile order do Snakes belong?
a)
Crocodilia
b)
Rhynchocephalia
c)
Squamata
d)
Testudines
90.
What is the largest turtle species on earth?
a)
Leatherback
b)
Hawksbill
c)
Kemp's Ridley
d)
Loggerhead
91.
Which reptile has a triangle-shaped head and both upper and lower teeth that show when the mouth is closed?
a)
Alligator
b)
Crocodile
c)
Caiman
d)
Gavial
92.
This brightly colored lizard often has crests, frills, and/or throat fans:
a)
Iguana
b)
Chameleon
c)
Skink
d)
Gecko
93.
This is the largest species of lizard:
a)
Komodo dragon
b)
Leatherback
c)
Gila monster
d)
Crocodile
94.
Which reptile has a wide flat head, round nose, and only upper teeth that show when the mouth is closed?
a)
Alligator
b)
Crocodile
c)
Caiman
d)
Gavial
95.
These are pit-like organs in the roof of the mouth of lizards and snakes:
a)
Ampullae of Lorenzini
b)
Jacobson’s organ
c)
Secondary palate
d)
Paraphyletic organ
e)
Poison gland
96.
Reptiles have how many heart chambers?
a)
Most reptiles have 2; crocodilians have 3
b)
Most reptiles have 3; crocodilians have 4
c)
All reptiles have 3
d)
All reptiles have 4
97.
Which circulation loop delivers deoxygenated blood to the lungs to pick up oxygen?
a)
Aerobic
b)
Systemic
c)
Pulmonary
d)
Diastolic
98.
Which circulation loop delivers oxygenated blood to the body tissues?
a)
Aerobic
b)
Systemic
c)
Pulmonary
d)
Diastolic
99.
Pit-like organs in the roof of the mouth of lizards and snakes
a)
Jacobson’s
b)
Cloaca
c)
Diapsid
d)
Hemipenes
e)
Palate
100.
Reptiles gained the title “the first fully terrestrial vertebrates” because:
a)
they do not need water to reproduce
b)
they have four limbs for superior body support and movement
c)
they have lungs to breathe oxygen
d)
they have scales to prevent dehydration
100 %
