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50 questions
What is the largest reptile native to Oklahoma?
alligator snapping turtle
timber rattlesnake
American alligator
Texas horned lizard
What is the largest turtle in Oklahoma?
common snapping turtle
alligator snapping turtle
Mississippi map turtle
stinkpot turtle
What is the largest amphibian in the United States and is found in some parts of Oklahoma?
eastern hellbender
tiger salamander
American bullfrog
cave salamander
Checklist: Which of the following Oklahoma turtles are considered "land" turtles?
Identify this species of venomous snake
copperhead
cottonmouth
timber rattlesnake
western massasauga rattlesnake
Which of the following is the smallest venomous snake in Oklahoma?
timber rattlesnake
cottonmouth
pygmy rattlesnake
copperhead
The cottonmouth and water moccasin are two very different species?
True
False
Which of the following is an eardrum-like structure, can be external, that is responsible for hearing?
tympanic membrane
nictitating membrane
glottis
esophagus
What structure in an amphibian is responsible for pulling air into the lungs and pushing air out of the lungs?
diaphragm
movement of limbs
back of mouth
movement shoulder & pelvic girdles
Many vertebrates (not fish) have a circulatory system in which blood is pumped separately to pulmonary and systemic circuits. What term best describes this type of circulatory system?
double circulatory system
pulmonary circuit
systemic circuit
single circulatory system
What are the specialized pigment cells found in the skin of mollusks and amphibians?
chromatophores
photophores
mucus glands
poison glands
What term describes respiration that occurs across skin? This is a very important type of respiration for amphibians.
double circulatory system
pulmonary circuit
cutaneous respiration
single circulatory system
What is the name given to the two teeth found in the roof of a frog's mouth? These teeth are used to hold prey.
Vomerine teeth
maxillary teeth
mandibles
incisors
What are the tiny teeth along upper jaw of frog's mouth?
Vomerine teeth
maxillary teeth
mandible teeth
incisors
What term best describes animals that have 4 limbs? Most are terrestrial.
tetrapods
bipeds
decapods
isopods
Exit for the digestive, excretory, and reproductive systems
cloaca
crop
gizzard
ampullae of Lorenzini
Young develop in eggs inside the female's body (applies to some sharks as well as many snakes like boas and pit vipers)
ovoviviparous
viviparous
oviparous
mouth brooders
Young develop in eggs in the environment (like birds, turtles, and many other animals)
ovoviviparous
viviparous
oviparous
mouth brooders
Which of the following best describes adult amphibians like frogs and salamanders?
carnivorous
scavengers
omnivorous
herbivorous
Paedomorphic salamander that retains external gills into adulthood and never goes through metamorphosis, can be found in Oklahoma
mudpuppy
tiger salamander
rubber eels
axolotl
What is the largest frog in the United States? This frog is also Oklahoma's state amphibian.
African goliath frog
American bullfrog
marsupial frog
poison dart frog
What protein makes up hair, feathers, nails, and scales?
keratin
chitin
hemoglobin
skin
Transparent scale covering each eye of a snake
spectacle
cloaca
nictitating membrane
Jacobson's organ
What body system does a turtle's shell belong to?
skeletal
integumentary
protective
circulatory
What structures make up a significant portion of a turtle's shell?
vertebrae and ribs
shoulder girdle and pelvic girdle
cranium and jaws
vertebrae and leg bones
How do turtles breathe?
the diaphragm forces air in and out of the lungs
movement of leg muscles
secondary palate in the mouth
expansion and deflation of ribs
Mobile skull with movable joints in the palate and across the roof of a snake's mouth? Allows snakes to eat relatively large prey items. Also seen in lizards and birds, but their skulls are not as mobile.
kinetic skull
plastron
spectacle
mandible
Pit-like sense organ in the roof of a snake's mouth; removes scent molecules from the tongue and transmits information to the brain
spectacle
plastron
Jacobson's organ
pit organ
What determines the sex of many reptiles including turtles, crocodilians and many lizards?
sex chromosomes
nest humidity
nest temperature
their parents
What turtle structure is represented by letter D? This structure on the belly side of turtles. The term means "breastplate."
plastron
carapace
vertebrae
ribs
What turtle structure is represented by letter B?
plastron
carapace
vertebrae
ribs
What turtle structure is represented by letter A?
plastron
neck
vertebrae
ribs
What structure is represented by letter H? This is the opening that allows air to enter a snakes body and move to the lungs.
fang
discharge orifice
glottis
nostril
What structure is represented by letter G?
fang
discharge orifice
glottis
nostril
What structure is represented by letter F?
fang
discharge orifice
glottis
nostril
What structure is represented by letter D?
fang
discharge orifice
glottis
nostril
What structure is represented by letter C? This heat-seeking structure allows snakes, like copperheads and rattlesnakes, to find their prey.
pit organ
venom duct
venom gland
nostril
What structure is represented by letter A?
pit organ
venom duct
venom gland
nostril
What forms the outer layer of a turtle's shell?
keratin
bone
skin
chitin
What forms the inner layer of a turtle's shell?
keratin
bone
skin
chitin
What percentage of all reptiles are lizards and snakes?
50%
95%
5%
80%
S-shaped snake movement; very fast and efficient; typical snake movement
serpentine movement
rectilinear movement
concertina movement
side-winding movement
Snakes that have heat-sensitive pit organs between the nostril and eye; the majority of venomous snakes in the US are in this group of snakes
pythons
boas
colubrids
pit vipers
All of the snakes listed below are venomous snakes found in the US. All are pit vipers, except one. Which snake is NOT a pit viper?
coral snake
rattlesnake
copperhead
water moccasin
What type of venom attacks the nervous system?
hemolytic venom
neurotoxic venom
cytotoxic venom
hemorrhagin venom
Structure in the mouth that allows crocodilians and mammals to breathe through the nose while the mouth is filled with food or water
secondary palate
spectacle
double circulatory system
kinetic skull
Large crocodilian found in southeastern US and Central American; can be aggressive
American alligator
American crocodile
caiman
Komodo dragon
Which of the following is a transparent, eyelid-like membrane that covers the eyes of some birds, cats, and frogs?
tympanic membrane
nictitating membrane
glottis
esophagus
What turtle structure is represented by letter C? This structure forms the hard, dorsal shield of many animals.
plastron
carapace
vertebrae
ribs
What family do the majority of non-venomous snakes in the United States (and Oklahoma) belong to?
Viperidae
Boidae
Colubridae
Pythonidae
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