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Arthropods Take Home Test

True/False
Indicate whether the statement is true or false.
 

 1. 
Insects, which live on land, have functional lungs that supply their blood with oxygen.
 

 2. 
Insects are warm-blooded.
 

 3. 
The vast majority of arthropods are hermaphroditic.
 

 4. 
Arthropods are argueably the most successful animal phylum on earth.
 

 5. 
Arthropods are the greatest transmitter of human disease.
 

 6. 
Many insects “sing” at frequencies in which humans cannot hear.
 

 7. 
There is a clearly seen separation between the thorax and abdomen in ticks and mites.
 

 8. 
Insects have hemocyanin as their respiratory pigment.
 

 9. 
Many insects can survive short periods of freezing temperatures by producing glycerol, a kind of antifreeze.
 

 10. 
Insects do not live for more than two years on average and most usually live for one season.
 

 11. 
Female insects sing to male insects to attract a mate.
 

 12. 
Some arthropods can have a gastric mill or “teeth” in their digestive tract.
 

 13. 
Insects will usually molt in their adult stage.
 

 14. 
The curving anatomy of compound eyes allows the animal to only see straight ahead.
 

 15. 
Insects can have eardrums.
 

 16. 
All insects taste with their mouths.
 

 17. 
Arthropods have a poorly developed nervous system because of their small brains.
 

 18. 
Arthropods are not segmented animals.
 

 19. 
Male insects can sting because their ovipositer has been modified with a stinger.
 

 20. 
Some arthropods can molt in excess of 15 times to get to their adult stage.
 

 21. 
Crustaceans have hemocyanin as their respiratory pigment.
 

 22. 
A trait of lobsters in nature is their characteristic red color.
 

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 23. 
How many body segments do chelicerates usually have?
a.
5
c.
3
b.
2
d.
4
 

 24. 
Which of the following is found on the end of the abdomen in insects and can contain feeler-like or pincer-like appendages.
a.
spiracle
d.
cerci
b.
ovipositer
e.
trachea
c.
maxillae
 

 25. 
How many total pairs of antennae (big or small) do crustaceans usually have?
a.
1
c.
0
b.
2
d.
3
 

 26. 
Which structure is used for smelling, touching, or hearing?
a.
labrum
d.
maxillae
b.
hypopharaynx
e.
antennae
c.
green gland
 

 27. 
How many pairs of antennae (big or small) do chelicerates usually have?
a.
3
c.
1
b.
2
d.
0
 

 28. 
Which is not a structure with taste receptors in which insects use to taste?
a.
tympanum
c.
antennae
b.
mouth
d.
feet/legs
 

 29. 
Which of the following is associated with incomplete metamorphosis?
a.
larva
c.
adult
b.
nymph
d.
pupa
 

 30. 
Compound eyes have ________ lenses and ________ photoreceptors.
a.
few, few
c.
numerous, few
b.
few, numerous
d.
numerous, numerous
 

 31. 
Select all of the following that have uric acid as the waste product of their excretory system?
a.
chelicerates
c.
crustaceans
b.
insects
 

 32. 
Chiggers are the larvae of
a.
chelicerates
d.
crustaceans
b.
ticks
e.
mites
c.
insects
 

 33. 
Which is NOT generally true of arthropods?
a.
breathe with trachea
c.
exoskeleton contains chitin
b.
have compound eyes
d.
have jointed appendages
 

 34. 
What makes the exoskeleton of crustaceans hard?
a.
chitin
c.
calcium carbonate
b.
sclerotin
 

 35. 
Which of the following has one pair of appendages per body segment?
a.
millipede
b.
centipede
 

 36. 
Insects usually have _______ simple eye(s).
a.
1
d.
3
b.
8
e.
2
c.
4
 

 37. 
Which structure serves as an eardrum in insects?
a.
spiracle
d.
tympanum
b.
cerci
e.
pedipalp
c.
maxillae
 

 38. 
How many pairs of walking legs do insects have?
a.
4
c.
3
b.
5
d.
2
 

 39. 
Chelicerates have ______________ for an excretory system.
a.
a green gland
d.
spiracles
b.
kidneys
e.
cerci
c.
Malphigian tubes
 

 40. 
How many body segments do insects usually have?
a.
more than 5
c.
2
b.
3
d.
4
 

 41. 
Where is the major blood artery of an arthropod circulatory system?
a.
ventral
b.
dorsal
 

 42. 
What structure do spiders use to breathe?
a.
gills
c.
book lungs
b.
trachea
d.
book gills
 

 43. 
Where is the green gland located in crustaceans?
a.
head
d.
leg
b.
tail
e.
belly
c.
back
 

 44. 
Which of the following can have “teeth” in their stomach?
a.
insects
c.
crustaceans
b.
chelicerates
 

 45. 
Which of the following substances is the hardest?
a.
chitin
c.
calcium carbonate
b.
sclerotin
 

 46. 
Molting by arthropods means that they 
a.
move with jointed appendages.
c.
reproduce sexually.
b.
shed their exoskeletons.
d.
circulate blood with a closed system.
 

 47. 
What structure do crustaceans use to breathe?
a.
gills
c.
book gills
b.
trachea
d.
book lungs
 

 48. 
What kind of symmetry do arthropods have?
a.
asymmetry
c.
radial
b.
bilateral
 

 49. 
What structure do insects use to breathe?
a.
trachea
c.
gills
b.
book lungs
d.
book gills
 

 50. 
Which of the following refers to a hole in the exoskelton for gas exchange?
a.
trachea
d.
spiracle
b.
ovipositer
e.
tracheole
c.
cerci
 

 51. 
Which is not a general feature of insects?
a.
body with head, thorax, and abdomen
c.
one or two pairs of wings
b.
respiration typically by book lungs
d.
three pairs of legs
 

 52. 
What structure do horseshoe crabs use to breathe?
a.
trachea
c.
gills
b.
book lungs
d.
book gills
 

 53. 
How many pairs of walking legs do crustaceans usually have?
a.
5
d.
4
b.
2
e.
3
c.
more than 5
 

 54. 
Which of the following is a carnivore?
a.
centipede
b.
millipede
 

 55. 
The fangs of spiders are called
a.
chelipeds
c.
chelicera
b.
pedipalps
d.
maxillae
 

 56. 
Which of the following organisms have simple eyes only?
a.
lobster
d.
spiders
b.
grasshoppers
e.
flies
c.
scorpions
 

 57. 
Which is the largest class of arthropods?
a.
crustaceans
c.
chelicerates
b.
insects
 

 58. 
Which of the following structures helps a female insect bore a hole to lay eggs? 
a.
ovipositer
d.
cerci
b.
spiracle
e.
rostrum
c.
tympanum
 

 59. 
Which is the larval form of crustaceans?
a.
cercariae
c.
trochophore
b.
miracidia
d.
nauplius
 

 60. 
The vast  majority of arthropod fertilization is
a.
internal
b.
external
 

 61. 
Which part of the insect body contains wings?
a.
thorax
c.
head
b.
abdomen
 

 62. 
Insects have _____________ for an excretory system.
a.
spiracles
d.
Malphigian tubes
b.
cerci
e.
a green gland
c.
kidneys
 

 63. 
What do a crab, an insect, and a spider have in common?
a.
cephalization
c.
external skeleton
b.
molting
d.
all of these are correct
 

 64. 
Crustaceans have _______________ for an excretory system.
a.
a green gland
d.
kidneys
b.
Malphigian tubes
e.
spiracles
c.
cerci
 

 65. 
Which of the following is poisonous?
a.
millipede
b.
centipede
 

 66. 
Which of the following best summarizes the eating habits of crustaceans?
a.
herbivores
c.
omnivores
b.
carnivores
 

 67. 
How many pairs of appendages do crustaceans usually have on their head?
a.
4
d.
3
b.
2
e.
1
c.
5
 

 68. 
Insect wings are made of
a.
chitin
c.
sclerotin
b.
calcium carbonate
 

 69. 
Select all that have an open circulatory system.
a.
annelids
c.
chelicerates
b.
insects
d.
crustaceans
 

 70. 
Which part of the insect body contains legs?
a.
thorax
c.
head
b.
abdomen
 

 71. 
How many pairs of walking legs do chelicerates usually have?
a.
4
c.
2
b.
3
d.
5
 

 72. 
How many pairs of wings do insects usually have?
a.
2
c.
3
b.
0
d.
1
 

 73. 
How many pairs of antennae (big or small) do insects usually have?
a.
1
c.
3
b.
0
d.
2
 

 74. 
Which two crustaceans form the base of the food web in the ocean?
a.
copepods
d.
phytoplankton
b.
lobsters
e.
krill
c.
barnacles
 

Matching
 
 
a.
insect
c.
chelicerate
b.
crustacean
 

 75. 

 tick
 

 76. 

 mite
 

 77. 

 krill and copepods
 

 78. 

 grasshopper
 

 79. 

 spider
 

 80. 

 scorpion
 

 81. 

 crayfish and pillbugs
 

 82. 

 shrimp and prawn
 

 83. 

 barnacle
 

 84. 

 horseshoe  crab
 

 85. 

 cricket
 

 86. 

 fly
 

 87. 

 beetle
 

 88. 

 crab and lobster
 

 89. 

 cicada
 
 
a.
parthenogenesis
h.
chelicera
b.
spermatophore
i.
cephalothorax
c.
pheromones
j.
lamellae
d.
castes
k.
carapace
e.
telson
l.
maxillae
f.
pedipalp
m.
swimmerets
g.
cheliped
n.
hemolymph
 

 90. 

 mouth parts used to hold food or grasp objects, often contain palps
 

 91. 

 the claw of a crustacean
 

 92. 

 protective shield on the back of arthropods
 

 93. 

 the “job” or society level in an arthropod social system
 

 94. 

 a chemical used to communicate and elicit a response
 

 95. 

 arthropod blood
 

 96. 

 known as the tail
 

 97. 

 structure used to swim and hold eggs
 

 98. 

 “pages” or tissues of a book lung
 

 99. 

 a packet of sperm
 

 100. 

 reproduction without sex and sperm
 

 101. 

 the first pair of appendages on chelicerates
 

 102. 

 the second pair of appendages on chelicerates
 

 103. 

 head and thorax fused together
 
 
a.
rostrum
g.
hemocyanin
b.
labrum
h.
mandible
c.
labium
i.
hemolymph
d.
hypopharaynx
j.
trachea
e.
hemocoel
k.
tracheole
f.
pericardial
 

 104. 

 a tongue-like organ
 

 105. 

 a cavity in which blood is pumped
 

 106. 

 upper lip
 

 107. 

 lower lip
 

 108. 

 a cavity which contains the heart
 

 109. 

 a hard protective piece of exoskeleton that protrudes over the eyes
 

 110. 

 a respiratory tube
 

 111. 

 a smaller branch of the respiratory tubes
 

 112. 

 blood
 

 113. 

 jaw
 

 114. 

 a respiratory pigment
 
 
a.
Diplipoda
c.
Uniramians
b.
Chilopoda
 

 115. 

 centipedes
 

 116. 

 millipedes
 

 117. 

 insects
 

Completion
Complete each statement.
 

 118. 
Insects are very effecient. In order to reduce competition between juveniles and adults, insects have two different strategies to help them survive. List them.
 

 

 119. 
Why is a barnacle put in the crustacean class when it looks or acts nothing like any of the other crustaceans?
 

 

 120. 
Which two chelicerates outnumber all other chelicerate groups?
 

 

 121. 
What is a biramous appendage?
 

 

 122. 
Put the following stages of development in order. pupa, egg, larva, adult
 

 

 123. 
You see insects in the spring, summer, and fall but not in the winter. After the cold season is over, here come the insects again. What did they do to survive the winter? (three techniques)
 

 

 124. 
Arthropods have three major defining characteristics. One of them is that they usually have compound eyes. What are the other two characteristics?
 

 

 125. 
List three parts of an arthropod nervous system. (the anatomy)
 

 

 126. 
List three common forms of insect larva.
 

 

 127. 
List two reasons why chelicerates have to pulverize or liquify their food to eat.
 

 

 128. 
If the exoskeleton is so hard, why do arthropods have a great sense of touch and vibration?
 

 

 129. 
How can an arthropod be any bigger after it comes out of its shell? Wouldn’t the soft tissue that comes out of the shell be the same size as what was in the shell? How does it become bigger if the exoskeleton is so hard?
 

 

 130. 
Insect mandibles can be used for two basic purposes. What are they?
 

 

 131. 
Insects are pests of man, but they help us in two very helpful ways. List them.
 

 

 132. 
Name the longest living insect, crustacean, and chelicerate. Name the largest living insect, crustacean, and chelicerate. 6 points possible.
 

 

 133. 
Name the crustacean that is a hermaphrodite.
 

 



 
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