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Marine Reptiles

Description

Study guide covering marine reptiles for Marine Verts class
Jo O'Bar
Quiz by Jo O'Bar, updated more than 1 year ago
Jo O'Bar
Created by Jo O'Bar about 6 years ago
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Resource summary

Question 1

Question
Cryptodires refer to animals who...
Answer
  • retract head into shell by ending neck in S-shape
  • retract head into shell by bending neck horizontally
  • were thought to be extinct, but turned out to be extant
  • were thought to be extant, but turned out to be extinct

Question 2

Question
Traits of marine turtles include...
Answer
  • cryptodires
  • pleurodires
  • carapace
  • scutes
  • breathe by forcing viscera upward to exhale, and inward to inhale
  • breathe by forcing diaphragm upward to exhale, and downward to inhale

Question 3

Question
How many species of marine turtles are there?
Answer
  • 7
  • 9
  • 6
  • 10

Question 4

Question
Label the parts of the shell/turtle identifiers
Image:
2018 26 11 22 33 26 (binary/octet-stream)
Answer
  • central scutes
  • lateral scutes
  • prefrontal scales
  • infra-marginal scutes
  • carapace
  • plastron

Question 5

Question
Turtles are long-lived and late maturing
Answer
  • True
  • False

Question 6

Question
Turtle thermoregulation includes:
Answer
  • basking
  • gigantothermy
  • counter-current circulation
  • thick layer of fat

Question 7

Question
Turtles are very social creatures, and aggregate in large groups
Answer
  • True
  • False

Question 8

Question
Which are common predators for turtle hatchlings?
Answer
  • ghost crabs
  • sea birds
  • mammals
  • large sharks
  • killer whales
  • feral dogs
  • humans

Question 9

Question
Which are common predators for adult turtles?
Answer
  • large sharks
  • killer whales
  • feral dogs
  • humans
  • ghost crabs
  • sea birds
  • mammals

Question 10

Question
Caretta caretta is the formal name for the...
Answer
  • Loggerhead Sea Turtle
  • Kemp's Ridley Sea Turtle
  • Olive Ridley Sea Turtle
  • Hawksbill Sea Turtle

Question 11

Question
Check all that apply to the Loggerhead Sea Turtle:
Answer
  • reddish carapace
  • large head and heavy jaws
  • elongate shells, with serrated ridges on rear
  • circumglobal range, estuaries and salt water, tropical to subtropical waters
  • diet: molluscs, sponges, crabs
  • gray, olive, or yellowish carapace, hearth-shaped, compact
  • Atlantic Ocean, Gulf of Mexico
  • diet: crustaceans, molluscs, sea urchins, fish

Question 12

Question
Lepidochelys kempsii is the formal name for the...
Answer
  • Kemp's Ridley Sea Turtle
  • Loggerhead Sea Turtle
  • Olive Ridley Sea Turtle
  • Flatback Sea Turtle

Question 13

Question
Check all that apply to the Kemp's Ridley Sea Turtle
Answer
  • gray, olive, or yellowish carapace, heart-shaped, compact
  • Atlantic Ocean, Gulf of Mexico
  • Diet: crustaceans, molluscs, sea urchins, fish
  • Circumtropical Pacific and Indian Oceans, Eastern Atlantic, S. Caribbean...
  • Diet: molluscs, sponges, crabs
  • Elongate shells, with seerrated ridges on rear

Question 14

Question
Lepidochelys olivacea is the common name for the
Answer
  • Olive Ridley Sea Turtle
  • Kemp's Ridley Sea Turtle
  • Flatback Sea Turtle
  • Hawksbill Sea Turtle

Question 15

Question
Check all that apply to the Olive Ridley Sea Turtle
Answer
  • olive to yellowish carapace, heart-shaped, flattened
  • Range: Circumtropical Pacific and Indian Oceans, eastern Atlantic, S. Caribbean...
  • arribada or solitary nesting
  • Diet: jellies, crustaceans, sea urchins, fish
  • chestnut brown shell wit black and yellow tortoiseshell markings, ragged rear edges
  • Circmtropical waters, coral reefs
  • Diet: sponges

Question 16

Question
Eretmochelys imbricata is the formal name for the...
Answer
  • Hawksbill Sea Turtle
  • Loggerhead Sea Turtle
  • Green Sea Turtle
  • Leatherback Sea Turtle

Question 17

Question
Check all that apply to the hawksbill sea turtle
Answer
  • chestnut brown shell with black and yellow tortoiseshell markings, carapace ragged rear edges
  • scutes overlap slightly
  • Circumtropical waters, coral reefs
  • Diet: Sponges
  • flattened carapace, olive green to gray
  • Australia
  • Diet: soft corals, sea cucumbers, crustaceans, mollusks, sometimes sea grass

Question 18

Question
Natator depressus is the the formal name for the...
Answer
  • Flatback sea turtle
  • Hawksbill Sea Turtle
  • Kemp's Ridley Sea Turtle
  • Leatherback Sea Turtle

Question 19

Question
Check all that apply to the Flatback Sea Turtle
Answer
  • Flattened carapace, olive green to gray
  • Australia
  • Diet: soft corals, sea cucumbers, crustaceans, mollusks, sometimes sea grass
  • Olive brown, flecked to mottled markings
  • Circumtropical to subtropical
  • Diet: seagrass, algae, invertebrates

Question 20

Question
Chelonia mydas is the formal name for the...
Answer
  • Green Sea Turtle
  • Olive Ridley Sea Turtle
  • Hawksbill Sea Turtle
  • Leatherback Sea Turtle

Question 21

Question
Check all that apply to the Green Sea Turtle
Answer
  • Olive brown, flecked to mottled markings
  • single claw on front flippers, serrated lower jaw
  • Circumtropical to subtropical
  • Diet: seagrass, algae, invertebrates
  • flattened carapace, olive green to gray
  • Cosmopolitan
  • Diet: jellyfish, salps, pyrosomes

Question 22

Question
Dermochelys coriacea is the formal name for the...
Answer
  • Leatherback Sea Turtle
  • Loggerhead Sea Turtle
  • Hawksbill Sea Turtle
  • Green Sea Turtle

Question 23

Question
Check all that apply to the Leatherback Sea Turtle
Answer
  • Highly modified carapace
  • Cosmopolitan range
  • bluish back to dark gray
  • endothermy
  • diet: jellyfish, salps, pyrosomes
  • diet: sagrass, algae, invertebrates
  • Circumtropical to subtropical

Question 24

Question
Amblyrhynchus cristatus is the formal name for the...
Answer
  • Marine Iguana
  • American Alligator
  • Hawksbill Sea Turtle
  • Green Sea Turtle

Question 25

Question
Subfamily Hydrophiinae is home to the...
Answer
  • sea snakes and kraits
  • crocodilians
  • marine iguana
  • turtles

Question 26

Question
Check all that apply to sea snakes and kraits
Answer
  • paddle-like tails, laterally compressed bodies
  • venomous
  • respiration across skin and salt excretion in sublingual glands
  • diet: fish and octopods
  • ovoviviparous
  • amphibious
  • Diet: crustaceans and mollusks

Question 27

Question
Crocodilians have temperature-dependent sex determination
Answer
  • True
  • False

Question 28

Question
Crocodilians have little to no parental care
Answer
  • True
  • False

Question 29

Question
Crocodilians utilize what kind of predation?
Answer
  • lie-in-wait
  • chase
  • bait
  • ambush

Question 30

Question
Crocodylus acutus is the formal name for the...
Answer
  • American Crocodile
  • Saltwater Crocodile
  • Marine Iguana
  • Green Sea Turtle

Question 31

Question
Check all that apply to the American Crocodile
Answer
  • gray-green to olive, narrow head profile
  • Extreme S. Florida and FL Keys
  • Diet: fish, crabs, birds, turtles, snakes, small mammals
  • Diet: opportunistic predators, pythons
  • dark gray to black, broad head profile and rounded snout
  • North Carolina to FL Keys to Gulf Coast

Question 32

Question
Alligator mississippiensis is the formal name for the...
Answer
  • American Alligator
  • American Crocodile
  • Saltwater Crocodile
  • Marine Iguana

Question 33

Question
Check all that apply to the American Alligator
Answer
  • dark gray to black, borad head profile and rounded snout
  • North Carolina to FL Keys to Gulf Coast
  • Diet: opportunistic predators, pythons
  • gray-green to olive, narrow head profile
  • Extreme S. Florida and FL Keys
  • Diet: fish, crabs, birds, turtles, snakes, small mammals
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