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BioSci > test 2 > Flashcards

test 2 Flashcards

1
Q

pelecypoda lack which of the following mollusca features?
a. foot
b. head
c. mantle
d. shell

A

head

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2
Q

which of the following is NOT a characteristic of the mollusca

A

a. gills
b. head and foot
c. mantle
d. carapace

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3
Q

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

A

all of the above

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4
Q

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

a water vascular system that regulates water pressure

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5
Q

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

A

visceral mass, mantle, and foot

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6
Q

which of the following are shell-less mollusca?
a. slugs
b. scallops
c. snails
d. chiltons

A

slugs

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7
Q

adult truncates (urochordata) resemble and are.
a. eels; carnivorous
b. coral; photosynthetic
c. star fish; carnivorous
d. sponges; filter feeders

A

sponges; filter feeders

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8
Q

coelacanth is found in the:
a. chondrichthyes
b. osteichthyes
c. agatha
d. reptilia

A

osteichthyes

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9
Q

the only living descendants of the dinosaurs are the:
a. marsupials
b. monotremes
c. birds
d. amphibians

A

birds

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10
Q

feathers probably first provided primarily before they aided flight
a. protection from predators
b. insulation
c. camouflage
d. bright colors

A

insulation

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11
Q

adaption for flight in aves include all the following except
a. four-chambered heart
b. lightweight bones
c. feathers
d. all of the above

A

all of the above

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12
Q

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

A

all of the above

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13
Q

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

A

amphibia; maintain a constant body temperature

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14
Q

the most primitive vertebrates are members of the group of
a. agnatha
b. amphibia
c. aves
d. osteichthyes

A

agnatha

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15
Q

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

A

four legs

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16
Q

which of the following g was the first vertebrata class to evolve?
a. aves
b. reptilia
c. osteichythes
d. agnatha

A

agnatha

17
Q

sharks, rays, and skates belong to what class?
a. agnatha
b. osteichthyes
c. chondrichthyes
d. all of the above

A

chondrichthyes

18
Q

pouch mammalia are called
a. monotremes
b. marsupials
c. placental
d. chickens

A

marsupials

19
Q

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

A

tissue

20
Q

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

A

simple columnar

21
Q

which of the following is not included in connective tissues?
a. bone
b. skeletal muscle
c. cartilage
d. collagen

A

skeletal muscle

22
Q

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

A

striated and involuntary

23
Q

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

A

both homeostatic mechanisms and negative feedback systems

24
Q

which involves a positive feedback stimulation?
a. temperature control
b. sexual stimulation
c. glucose concentration
d. muscle concentration

A

sexual stimulation

25
Q

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

A

closely associated, similar cells; specific functions

26
Q

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.

A

epithelial, connective, muscle, and nervous

27
Q

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

A

collagen fibers

28
Q

which cells or cell components play an essential role in the clotting of blood?
a. erythrocytes
b. platelets
c. leukocytes
d. hemoglobin
e.plasma

A

platelets

29
Q

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

A

none of the above

30
Q

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

A

amphibians, reptiles, birds, and mammals

31
Q

marsupials include the
a. cat
b. armadillo
c. opossum
d. crocodile

A

opossum

32
Q

humans are a type of mammal
a. placental
b. monotremes
c. cloacal
d. marsupials

A

placental

33
Q

if all birds had solid bones, they would not be capable of
a. sexual reproduction
b. swimming
c. flight
d. endothery

A

flight

BioSci (30 decks)

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