test 2 Flashcards
pelecypoda lack which of the following mollusca features?
a. foot
b. head
c. mantle
d. shell
head
which of the following is NOT a characteristic of the mollusca
a. gills
b. head and foot
c. mantle
d. carapace
which statement is NOT true about echinodermata?
a. water vascular systems allow the tube feet to produce suction
b. gas exchange occurs through skin gills and tube feet
c. larvae are free-swimming and bilateral symmetrical
d. all of the above
all of the above
echinoderma operate their tube feet by
a. a water vascular system that regulates water pressure
b. cilia transporting hemolymph from chamber to chamber
c. sticky threads leading from the mouth and primitive brain
d. actin and myosin fibers the slide and give muscle actions to the five arms or “rays”
a water vascular system that regulates water pressure
mollusca share a three-part body plan consisting of a
a. scolex, proglottids, and an anus
b. corona, stomach, and intestines
c. visceral mass, mantle, and foot
d. eyespots, digestive system, and nervous system
visceral mass, mantle, and foot
which of the following are shell-less mollusca?
a. slugs
b. scallops
c. snails
d. chiltons
slugs
adult truncates (urochordata) resemble and are.
a. eels; carnivorous
b. coral; photosynthetic
c. star fish; carnivorous
d. sponges; filter feeders
sponges; filter feeders
coelacanth is found in the:
a. chondrichthyes
b. osteichthyes
c. agatha
d. reptilia
osteichthyes
the only living descendants of the dinosaurs are the:
a. marsupials
b. monotremes
c. birds
d. amphibians
birds
feathers probably first provided primarily before they aided flight
a. protection from predators
b. insulation
c. camouflage
d. bright colors
insulation
adaption for flight in aves include all the following except
a. four-chambered heart
b. lightweight bones
c. feathers
d. all of the above
all of the above
the reptilia differ from the the ampbia in that they
a. use a shelled amniotic egg
b. have scales that prevent desiccation
c. have internal fertilization
d. all of the above
all of the above
reptiles resemble in not being able to
a. chondrichthyes; leave the water
b. aves; breathing using lungs
c. Agnatha; utilize their jaw
d. amphibia; maintain a constant body temperature
amphibia; maintain a constant body temperature
the most primitive vertebrates are members of the group of
a. agnatha
b. amphibia
c. aves
d. osteichthyes
agnatha
which of the following is NOT a feature that is found exclusively among all vertebrates?
a. notochord
b. pharyngeal gill slits
c. four legs
d. post-anal tail
four legs
which of the following g was the first vertebrata class to evolve?
a. aves
b. reptilia
c. osteichythes
d. agnatha
agnatha
sharks, rays, and skates belong to what class?
a. agnatha
b. osteichthyes
c. chondrichthyes
d. all of the above
chondrichthyes
pouch mammalia are called
a. monotremes
b. marsupials
c. placental
d. chickens
marsupials
chemical structural bridges link groups of layers of like cells, uniting them in structure and function as a cohesive
a. organ
b. organ system
c. tissue
d. none of the above
tissue
the type of epithelial cell in the lining of the stomach,intestinal tract, and part of the respiratory tract is
a. simple cuboidal
b. simple squamous
c. simple columnar
d. stratified
simple columnar
which of the following is not included in connective tissues?
a. bone
b. skeletal muscle
c. cartilage
d. collagen
skeletal muscle
which of the following is not characteristic of smooth muscle?
a. striated and voluntary
b. isolated, spindle-shaped cells
c. found in the walls of hollow structures such as blood vessels and the stomach
d. involuntary and non striated
striated and involuntary
the control of the temperature of the body is an example of which of the following?
a. homeostatic mechanism
b. positive feedback system
c. negative feedback system
d. both homeostatic mechanisms and negative feedback systems
both homeostatic mechanisms and negative feedback systems
which involves a positive feedback stimulation?
a. temperature control
b. sexual stimulation
c. glucose concentration
d. muscle concentration
sexual stimulation
a tissue is represented by a group of adapted to carry out
a. closely associated, similar cells; specific functions
b. closely associated, different cells; specific functions
c. loosely associated, different cells; specific functions
d. closely associated, similar cells; different functions
closely associated, similar cells; specific functions
the four basic animal tissues are
A. connective, digestive, nervous, and respiratory.
B. blood, bone, connective, and epithelial.
C. epithelial, connective, muscle, and nervous.
D. digestive, nervous, reproductive, and respiratory.
E. circulatory, excretory, respiratory, and sensory.
epithelial, connective, muscle, and nervous
the major constituent of regular dense connective tissue is
a. adipose cells
b. collagen cells
c. reticular fibers
d. macrophages
e. a semi fluid matrix
collagen fibers
which cells or cell components play an essential role in the clotting of blood?
a. erythrocytes
b. platelets
c. leukocytes
d. hemoglobin
e.plasma
platelets
thermorégulation in ecnotherms can be accomplished by all of the following except
a. migration
b. basking
c. burrowing
d. seasonal variations in the extreme conditions
e. none of the above, all are thermoregulatory mechanisms
none of the above
tetrapods uncles
a. fish, amphibians, reptiles, and mammals
b. lancelets, cartilage fish , and bony fish
c. amphibians and reptiles
d. amphibians, reptiles, birds, and mammals
amphibians, reptiles, birds, and mammals
marsupials include the
a. cat
b. armadillo
c. opossum
d. crocodile
opossum
humans are a type of mammal
a. placental
b. monotremes
c. cloacal
d. marsupials
placental
if all birds had solid bones, they would not be capable of
a. sexual reproduction
b. swimming
c. flight
d. endothery
flight
