Zoology Unit 7

Question 1

What characteristics did amphibians evolve in order to adapt to life on land?

Answer 1

limbs

Question 2

Difference between hibernation and estivation?

Answer 2

cold versus hot weather

Question 3

which reptile senses are best and worst developed?

Answer 3

best: smell, sight
worst: hearing

Question 4

how do the specie of sea turtles obtain their food?

Answer 4

as babies, they’re omnivores. as adults, they’re herbivores

Question 5

what determines the sex of a sea turtle?

Answer 5

temperature of surrounding sand (cold=male, warm=female)

Question 6

what is an amniotic egg? what does it allow reptiles to do that amphibians can’t?

Answer 6

the egg has a shell, and it lets reptiles live entirely on land

Question 7

what groups of animals are amniotes?

Answer 7

reptiles, mammals, birds

Question 8

compare respiration between amphibians and reptiles

Answer 8

amphibians: gills and/or lungs, transfer through skin
reptiles: lungs and “buccal pump”

Question 9

function of amphibian cloaca

Answer 9

all wastes and reprodution

Question 10

what are baby sea turtles called?

Answer 10

hatchlings

Question 11

what is the skin of most reptiles covered with?

Answer 11

waterproof scales

Question 12

how do the major groups of terrestrial reptiles get food?

Answer 12

carnivores

Question 13

which sea turtle is the largest?

Answer 13

leatherback

Question 14

which sea turtle is smallest?

Answer 14

Kemp’s Ridley

Question 15

Which sea turtle has greatest geographic range?

Answer 15

leatherback

Question 16

Which sea turtle is most common?

Answer 16

loggerhead

Question 17

Which sea turtle is most endangered?

Answer 17

Kemp’s Ridley

Question 18

etymology of amphibian

Answer 18

“two lives”

Question 19

etymology of reptile

Answer 19

“creeper”

Question 20

is amphibian fertilization internal or external?

Answer 20

frogs are external, others are internal

Question 21

is reptile fertilization internal or external?

Answer 21

internal

Question 22

amphibian eggs vs reptilian eggs

Answer 22

amphibian: no shell, need to be laid in water
reptilian: amniotic, can be laid on land

Question 23

which group of organisms were most likely the ancestors of amphibians?

Answer 23

lobe-finned fish

Question 24

major reptile groups

Answer 24

crocodilia, sphenodontia, squamata, testudines

Question 25

Crocodilia animals

Answer 25

crocodiles, ghorials, caimans and alligators

Question 26

Sphenodontia

Answer 26

sphenodors

Question 27

Testudines

Answer 27

turtles, terrapins, tortoises

Question 28

Squamata

Answer 28

lizards, snakes, amphibians

Question 29

how do frogs produce sound?

Answer 29

larynx, like people

Question 30

major groups of amphibians and their organisms

Answer 30

frogs and toads: strong limbs salamanders and newts: longer body Calcilians: no legs

Question 31

Chambers of fish, amphibian, and reptile hearts

Answer 31

fish have 2, amphibians and reptiles have 3

Question 32

thermoregulation in reptiles

Answer 32

move to another place?