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WorksheetsPractice Final Exam Pt3
Total questions: 50
Worksheet time: 25mins
Name
Class
Date
1.
These primitive animals lack body symmetry, tissues, and true organs, but have flagellated collar cells to filter water.
a)
sponges
b)
choanoflagellates
c)
protists.
d)
cnidarians
e)
placozoans
2.
Cnidarians typically have different body forms at different stages in their life cycle. One form is tubular and usually attached to a surface, while the other form is bell-shaped and free-swimming. What is the name of the bell-shaped, free swimming form?
a)
medusa
b)
lancelet
c)
tunicate
d)
polyp
e)
marine worm
3.
Jellyfish and sea anemones are examples of animals with
a)
a complete digestive system
b)
radial symmetry
c)
no body symmetry
d)
multiple hearts
e)
no known relatives
4.
Marine worms, earthworms and leeches are all examples of
a)
arthropods
b)
annelids
c)
nematodes
d)
rotifers
e)
chelicerates
5.
Tapeworms are a highly modified form of parasitic flatworm in which the body consists of a head region and a series of repeating reproductive units. What is the technical term for the tapeworm “head”?
a)
parapodia
b)
proglottid
c)
adhesive
d)
scolex
e)
sucker
6.
The shell in mollusks is produced by a structure called the
a)
radula
b)
chaetae
c)
stoma
d)
mantle
e)
shellac
7.
The tentacles of cephalopods like octopuses and squids evolved from
a)
the fleshy foot
b)
the muscular tail
c)
the mesoderm
d)
primitive fingers
e)
the external shell
8.
Which of the following is defined as the ability to suspend life processes completely during unfavorable conditions, thus allowing individuals to survive extreme drying, heat, or cold.
a)
cryptobiosis
b)
amniosynthesis
c)
uterobiosis
d)
cryogenesis
e)
parthenogenesis
9.
Water bears are tiny bilateral animals that have a true coelom, the ability to molt, and are relatives of roundworms and insects. The more technical name of these animals is
a)
rotifers
b)
walruses
c)
beetles
d)
tardigrades
e)
millipedes
10.
Cnidarians have special stinging organelles that they use for feeding and defense. These organelles are called
a)
medusas
b)
nematocysts
c)
radulas
d)
nerve nets
e)
cnidarian cnunchucks
11.
Oysters, scallops, mussels, and clams are examples of mollusks called
a)
chitons
b)
gastropods
c)
bivalves
d)
cephalopods
e)
snapping mollusks
12.
Phylum Nematoda includes unsegmented, pseudocoelomate worms with a secreted cuticle that is molted; most are decomposers, but a few are parasitic. The common name for these animals is
a)
marine worms
b)
roundworms
c)
ringworms
d)
rotifers
e)
tardigrades
13.
The oldest living arthropod lineage is represented by marine chelicerates known as
a)
horseshoe crabs
b)
dragonflies
c)
trilobites
d)
lobsters
e)
star fish
14.
Arthropods are characterized by
a)
a hardened exoskeleton
b)
jointed appendages
c)
highly modified segments (example: wings)
d)
sensory specialization (example: compound eyes)
e)
all of the above
15.
Free-living flatworms (planarians) are characterized by
a)
an incomplete digestive system with a single opening
b)
a simple nervous system with nerve cords and ganglia
c)
a flat body plan which relies on diffusion for nutrient exchange
d)
all of the above
e)
none of the above
16.
Lobsters, crayfish, crabs and shrimps are examples of
a)
echinoderms
b)
marine insects
c)
tardigrades
d)
myriapods
e)
crustaceans
17.
Unlike centipedes, millipedes have
a)
one pair of legs per segment
b)
two pairs of legs per segment
c)
wings
d)
fangs
e)
antennae
18.
Insects have a three-part body plan, with most of the internal organs found in the segment called the
a)
head
b)
thorax
c)
pouch
d)
guts
e)
abdomen
19.
Echinoderms, like sea stars and starfish,
a)
are a type of crustacean
b)
are closely related to sharks and rays
c)
are brainless and have a water-vascular system for locomotion
d)
are an example of marine chordates
e)
all of the above
20.
All of the following are characteristics of chordate embryos EXCEPT
a)
notochord
b)
dorsal, hollow nerve cord
c)
a tail that extends beyond the anus
d)
gill slits across the wall of the pharynx
e)
a vertebral column
21.
The only chordates that retain all four chordate characteristics as adults are the fish-shaped filter feeders call
a)
amniotes
b)
caecilians
c)
tuataras
d)
lancelets
e)
hagfishes
22.
The only modern craniates that are not vertebrates are the soft bodied, boneless fishes called
a)
lancelets
b)
caecilians
c)
coelocanths
d)
hagfishes
e)
fillet fish
23.
In the evolution of vertebrates, jaws evolved from
a)
modifications of gill supports
b)
primitive teeth
c)
bones of the nasal cavity
d)
paired fins
e)
bones in the primitive ears
24.
Which of the following are cartilaginous fishes?
a)
salmon and tuna
b)
coelacanths and lungfish
c)
karp and koi
d)
trout and bass
e)
sharks, skates, and rays
25.
Many bony fish have an air-filled organ that provides them with buoyancy when they are swimming. This structure is called a
a)
swim lung
b)
swim bladder
c)
prop fin
d)
swim buoy
e)
snorkle
26.
These fish are thought to be similar to the direct ancestors of terrestrial animals, in part because they have certain organs that are more similar to those in tetrapods than in other fishes.
a)
coelocanths
b)
dolphins
c)
chimaeras (ratfish)
d)
lampreys
e)
lungfish
27.
The first tetrapods on land were most similar to modern day animals known as
a)
amphibians
b)
lampreys
c)
reptiles
d)
tree shrews
e)
monotremes
28.
All of the following are examples of amphibians except
a)
salamanders
b)
frogs
c)
newts
d)
caecilians
e)
turtles
29.
Approximately when did dinosaurs live?
a)
1-2 billion years ago
b)
0.5-1 billion years ago
c)
65-200 million years ago
d)
1-2 million years ago
e)
10000 years ago
30.
According to fossil evidence, birds are descendants of flying dinosaurs, and their feathers represent a modification of
a)
scales
b)
vertebrae
c)
fingers
d)
hair
e)
cartilage
31.
Which of the following reptiles are the closest living relatives of birds and the only reptiles with a four chambered heart?
a)
tuataras
b)
crocodiles
c)
snakes
d)
turtles
e)
lizards
32.
Amnion, allantois, and chorion are
a)
powerful muscles that permit birds to fly
b)
common parasites of modern bird populations
c)
membranes within a typical bird’s egg
d)
rare reptiles from islands near New Zealand
e)
lightweight bones in the wings of birds
33.
Mammals are distinguished from other vertebrates in having
a)
hair
b)
mammary glands
c)
four kinds of teeth (molars, premolars, canines, and incisors)
d)
two sets of teeth (baby & adult)
e)
all of the above
34.
A distinguishing feature of marsupials is that
a)
they lay leathery eggs
b)
the young continue to development within the mother’s pouch
c)
the young develop in the mother’s uterus
d)
are found only in Australia
e)
lack all hair
35.
Primates include all of the following EXCEPT
a)
lagomorphs
b)
humans
c)
apes
d)
monkeys
e)
lemurs
36.
The ancestor of all primates most likely resembled the modern-day organism called a/an
a)
marsupial
b)
monotreme
c)
tree shrew
d)
echidna
e)
loris
37.
All of the following are examples of prosimians EXCEPT
a)
bonobos
b)
lorises
c)
tarsiers
d)
pottos
e)
aye-ayes
38.
Primates have approximately 1000 genes associated with the nose, but only about 347 are still functional in humans. The rest are
a)
associated with the mouth
b)
polyploid
c)
recessive
d)
dominant
e)
pseudogenes
39.
Old World (OW) monkeys can be distinguished from New World monkeys because OW monkeys
a)
(a) have flat faces and prehensile tails
b)
(b) have long snouts and non-prehensile tails
c)
(c)are native to Central and South America
d)
Both A and C
e)
Both B and C
40.
The Great Apes includes
a)
(a) gibbons
b)
(b) old world monkeys
c)
(c) orangutans, gorillas, chimpanzees, and humans
d)
Both B and C
e)
Both A and C
41.
Based on molecular data, which pair of organisms are the most closely related?
a)
chimpanzees and humans
b)
chimpanzees and gorillas
c)
gorillas and humans
d)
orangutans and humans
e)
gorillas and orangutans
42.
Humans have 46 chromosomes, but chimpanzees and gorillas each have 48. Based on genetic evidence, the best explanation for this is that
a)
chimpanzees and gorillas are more closely related to each other than to humans
b)
humans completely lost one pair of chromosomes
c)
humans also have sex chromosomes
d)
in humans, the missing chromosomes can be found in mitochondria
e)
in the unique ancestor of humans, two chromosomes fused into one
43.
Among other things, scientists can determine whether a fossil human ancestor was bipedal by looking at the position of the ________________ in the skull.
a)
zygomatic arch
b)
foramen magnum
c)
eye sockets
d)
teeth
e)
crossbones
44.
Hominans (humans and their direct ancestors, including Australopithecines) first appeared around
a)
65 million years ago (mya)
b)
36 mya
c)
4-6 mya
d)
1 mya
e)
10000 years ago
45.
The first bipedal humans, which were probably the direct ancestors of the genus Homo, are placed in the genus
a)
Pan
b)
Felis
c)
Habilis
d)
Australopithecus
e)
Erectus
46.
Which of the following is the oldest (i.e., earliest) species of Homo?
a)
Homo erectus
b)
Homo neanderthalensis
c)
Homo habilis
d)
Homo floresiensis
e)
Homo australopithecus
47.
Which of the following species was the first to build fire, to use furs for clothing, and to migrate out of Africa?
a)
Homo erectus
b)
Homo neanderthalensis
c)
Homo habilis
d)
Homo floresiensis
e)
Homo australopithecus
48.
Anthropologists consider all of the following to be true of Homo neanderthalensis EXCEPT
a)
they made musical instruments
b)
they buried their dead with medicinal herbs
c)
they interbred with Homo sapiens
d)
they lived in Southern Africa
e)
their brains were as large or larger than modern humans
49.
Which of the following events occurred approximately 65 million years ago?
a)
The evolution of the first terrestrial mammals
b)
The Big Bang
c)
The origin of bipedal hominids
d)
The origin of placental mammals
e)
The origin of primates
50.
Modern humans (Homo sapiens) first appear in the fossil record approximately __________ years ago.
a)
6 million
b)
4 million
c)
2 million
d)
195000
e)
10000
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