20 questions
Sharks, skates and rays are in the class
Osteichthyes
Chondrichtyes
Myxini
Cephalaspidomorphi
Fishes mostly regulate bouyancy by precisely regulating the volume of gas in the
stomach
gills
body tissues
swim bladder
Nitrogenous wastes such as urea, creatine, and creatinine are produced in the _______ of fishes
spleen
kidneys
pancreas
liver
Salamanders belong to the amphibian order
Anura
Squamata
Testudines
Caudata
Members of the three of the four living orders of reptiles are found on all continents except
Asia
Africa
Australia
Antarctica
Europe
Turtles belong to the reptilian order
Squamata
Caudata
Crocodilia
Testudines
The dorsal portion of the turtle shell is called the
carapace
plastron
sternum
dorsum
The ____________ makes up the ventral portion of the turtle shell.
dorsum
plastron
sternum
carapace
Most living reptiles are
endotermic
ectothermic
homeothermic
isothermic
Birds currently belong to the class
Aves
Amphibia
Mammalia
Reptilia
The covering of feathers on a bird is called teh
pelage
epidermis
plumage
cuticle
Contour feathers consist of _______________ with inner and outer webs.
barb
barbule
hamuli
vane
The activity by which birds maintain a clean plumage and rid the feather sand skin of parasites is referred to as
combing
grooming
dusting
anting
preening
A type of flight commonly used by hummingbirds is _________ flight.
soaring
flying
flapping
hovering
gliding
In many birds, a diverticulum in the es0phasgus, the _______, can be used to store large quantities of food.
crop
gizzard
duodenum
pyloric cecum
The _______ of the bird is responsible for grinding up the food.
crop
gizzard
stomach
intestine
heart
Ventilation in the birds is accomplished by expansion and contraction of the
air sacs
trachea
lungs
diaphragm
air capillaries
Birds regulate their body temperature at approximately
22 degrees C
31 degrees C
40 degrees C
15 degrees C
In birds and reptiles, the excretion of __________ conserves water.
urea
ammonia
creatine
uric acid
______________ refers to periodic round trips between breeding and non breeding areas.
Migration
Immigration
Emigration
Orientation