Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
2009
26. A tool entomologists use to suck small insects into a vial is called
a. an aerial net.
b. a sifter.
c. an aspirator.
d. a berlese funnel.
e. None of these is correct.
27. A tool entomologists use to collect insects from trees and shrubs made from a large piece of white cloth
stretched across two crossed sticks is called
a. a sweep net.
b. an aspirator.
c. a sifter.
d. a beating tray.
e. None of these is correct.
28. The type of net used to capture insects in water is called
a. an aerial net.
b. a sweep net.
c. a dip net.
d. None of these is correct.
29. What entomologist’s tool is used to drive insects from leaf litter or soil samples?
a. dip net
b. aspirator
c. sifter
d. pitfall trap
e. None of these is correct.
30. Pest insects that feed on dry, pinned, insect specimens can be repelled using
a. ethyl acetate.
b. acetone.
c. plaster of Paris.
d. naphthalene.
e. None of these is correct.
31. A photographic lens with a focal length more than 50mm is called a
a. wide angle.
b. zoom.
c. telephoto.
d. None of these is correct.
32. Which photographic lens allows you to focus down to very close distances, usually a matter of a few inches?
a. zoom
b. telephoto
c. wide angle
d. macro
e. None of these is correct.
1
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
33. Which order of insects has an unusually large range of motion for their head?
a. bees
b. dragonflies
c. beetles
d. true bugs
e. None of these is correct.
34. Which group of dragonflies are the largest and swiftest in North America?
a. darners
b. clubtails
c. skimmers
d. None of these is correct.
35. Which of these insect orders have the longest jumpers in the insect world?
a. Coleoptera
b. Diptera
c. Homoptera
d. None of these is correct.
36. Which of these groups of true bugs exploit the phenomenon of surface tension by skating on the water
surface?
a. backswimmers
b. water scorpions
c. water boatmen
d. water striders
e. None of these is correct.
37. Which of these insects does not have a large, razor-like ovipositor to cut slits and lay eggs in the tissues of their
favorite food plants?
a. aphids
b. treehoppers
c. cicadas
d. None of these is correct.
38. Which of the following groups of insects do not make an anal secretion called honeydew?
a. aphids
b. treehoppers
c. cicadas
d. All of these are correct.
39. Which of these beetle groups is known for being nocturnal scavengers who are important recyclers of carrion,
dung, and decomposing vegetation?
a. scarab beetles
b. longhorned beetles
c. soldier beetles
d. None of these is correct.
2
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
40. Which of these beetles is the largest family in the animal kingdom, with more than 40,000 species worldwide?
a. leaf beetles
b. weevils
c. longhorned beetles
d. ladybird beetles
e. None of these is correct.
41. Which of these groups of insects have larvae called caterpillars?
a. Diptera
b. Coleoptera
c. Hymenoptera
d. Lepidoptera
e. None of these is correct.
42. Which group of moths are the largest in North America?
a. sphinx moths
b. silkworm moths
c. tiger moths
d. underwing moths
e. None of these is correct.
43. Which group of flies is predatory, often preying on resting insects larger than themselves?
a. crane flies
b. mosquitoes
c. robber flies
d. horse flies
e. None of these is correct.
44. Which group of flies has species that lay their eggs in open sores, wounds, or even the nostrils of live animals?
a. mosquitoes
b. crane flies
c. horse flies
d. blow flies
e. None of these is correct.
45. Which group of wasps does not sting?
a. horntails
b. yellowjackets
c. velvet ants
d. None of these is correct.
46. Which group of bees is not social?
a. bumblebees
b. honeybees
c. leafcutter bees
d. None of these is correct.
48. The naturalist that invented the two word system for naming organisms was
a. Charles Darwin.
b. Carolus Linnaeus.
c. Albert Einstein.
d. Stephen Hawking.
e. None of these is correct.
3
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
49. All grasshoppers and crickets live on land, but which group can also swim if necessary?
a. mole crickets
b. pygmy grasshoppers
c. shorthorned grasshoppers
d. cave crickets
e. None of these is correct.
50. Which of these groups of arthropods has six pairs of legs?
a. insects
b. spiders
c. crustaceans
d. horseshoe crabs
e. None of these is correct.
51. Some insects pass through four different stages of development before reaching maturity: egg, larva, pupa,
and adult. This series of changes is called
a. no metamorphosis.
b. gradual metamorphosis.
c. incomplete metamorphosis.
d. complete metamorphosis.
53. Which of the following is NOT one of the three basic nozzle patterns?
a. circular
b. solid stream
c. fan
d. cone
e. None of these is correct.
55. Which of the following insect groups does NOT have complete metamorphosis?
a. butterflies
b. mayflies
c. caddisflies
d. ants
e. None of these is correct.
56. Which of the following insect groups does NOT have gradual metamorphosis?
a. lice
b. roaches
c. fleas
d. termites
e. None of these is correct.
59. If weather forecasts cause you to expect heavy rain, which of the following are you still able to do?
a. mix insecticides
b. load insecticides
c. apply insecticides
d. dispose insecticides
e. None of these is correct.
4
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
60. Which of the following stages in the insect life cycle is called the resting stage?
a. egg
b. larva
c. pupa
d. cocoon
e. adult
61. Which of the following is a habitat where insects are NOT found?
a. soil
b. water
c. snow
d. air
e. None of these is correct.
64. What determines whether new wasp and bee larvae become workers or queens?
a. pheromones
b. food
c. gender
d. None of these is correct.
65. Which of the following pieces of information is NOT included on the specimen label?
a. state
b. county
c. nearest town
d. collector’s name
e. None of these is correct.
66. Which of the following formats shows the proper way to display the date on an insect specimen label?
a. 2/12/08
b. 2/12/1908
c. Feb 12, 1908
d. 12 Feb 1908
e. None of these is correct.
67. Olfactory organs in insects are used for
a. seeing.
b. hearing.
c. touching.
d. smelling.
e. None of these is correct.
69. A butterfly pupa is called a
a. cocoon.
b. naiad.
c. chrysalis.
d. exuvium.
e. None of these is correct.
70. Which group of butterflies has front legs that are too short for walking?
a. swallowtail butterflies
b. brushfooted butterflies
c. cabbage butterflies
d. metalmark butterflies
5
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
e. a & b
71. Which of these beetle groups has members that release an explosive puff of irritating gas as a defensive
mechanism?
a. click beetles
b. rove beetles
c. ground beetles
d. tiger beetles
72. Which of these beetle groups congregates in “herds” on the surface of ponds and lakes?
a. hister beetles
b. whirligig beetles
c. predaceous diving beetles
d. water scavenger beetles
e. a & d.
73. Which of these true bug groups can hold enough air to survive 6 hours of inactivity underwater?
a. backswimmers
b. water boatmen
c. water scorpions
d. giant water bugs
e. None of these is correct.
74. Stridulation refers to the act of making
a. eggs.
b. songs.
c. burrows.
d. light.
75. Which of these bugs can survive up to 15 months without food?
a. stink bugs
b. bed bugs
c. spittle bugs
d. assassin bugs
e. None of these is correct.
2010
26. Which of the following is the first region of the insect digestive system that food passes through?
a. Foregut
b. Midgut
c. Stomach
d. Hindgut
e. None of these is correct.
27. The mouthpart adapted for touching and tasting potential food is the
a. labrum.
b. labium.
6
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
c. mandible.
d. stylet.
e. None of these is correct.
28. When a covering of silk surrounds and protects the pupa, this covering is called
a. cocoon.
b. puparium.
c. instar.
d. None of these is correct.
30. The mutual exchange of food and other desirable substances between members of a social insect colony is
called
a. mutualism.
b. omnivorism.
c. trophallaxis.
d. heterotrophis.
e. None of these is correct.
31. Which of these insects transmits yellow fever?
a. Mosquito
b. Louse
c. Flea
d. Bed bug
e. None of these is correct.
32. Which of these tools is used for capturing insects from debris on the ground?
a. Berlese funnel
b. Pitfall trap
c. Aerial net
d. Beating sheet
e. None of these is correct.
33. Which of these sizes of insect pins is the smallest?
a. No. 1
b. No. 2
c. No. 3
34. Which of the following pieces of information is included on the specimen label?
a. State
b. County
c. Nearest town
d. Collector’s name
e. All of these are correct.
37. The ventral surface of the thorax is called the
a. notum.
b. pleuron.
c. sternum.
d. front.
7
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
e. None of these is correct.
38. The hair-like sensory structures that are adapted to detect touch, smell, taste, or sound are called
a. trichomes.
b. sclerites.
c. setae.
d. flagella.
e. None of these is correct.
39. Which of the following belongs to the order Diptera?
a. Craneflies
b. Sawflies
c. Dragonflies
d. Fireflies
e. All of these are correct.
43. Which group of wasps does not sting?
a. Yellow jackets
b. Ichneumons
c. Paper wasps
d. None of these is correct.
46. Which of these groups of arthropods has eight pairs of legs?
a. Insects
b. Spiders
c. Crustaceans
d. Horseshoe crabs
e. None of these is correct.
53. In which of these groups do most of the species have piercing sucking mouthparts?
a. Butterflies
b. Beetles
c. Grasshoppers
d. True bugs
e. None of these is correct.
56. The prominent triangular sclerite of the mesonotum located between the forewings on true bugs and beetles is
called
a. pleuron.
b. proboscis.
c. sternum.
d. scutellum.
e. None of these is correct.
57. The sweet excretion made by many true bugs, especially aphids, is called
a. nectar.
b. honeydew.
c. cuticle.
d. chitin.
e. None of these is correct.
58. Which of these groups of insects is unusual in having a pair of structures called halteres?
a. Mantodea
8
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
b. Coleoptera
c. Hymenoptera
d. Diptera
e. All of these are correct.
59. Swollen masses of plant tissue on stems or leaves that are stimulated by chemical secretions of insect larvae
are called
a. grubs.
b. nodules.
c. galls.
d. nota.
e. None of these is correct.
60. Which of the following tools is NOT used to pin butterflies and moths?
a. Insect pins
b. Paper strips
c. Spreading board
d. None of these is correct.
61. Which of the following groups is the largest family in the order Lepidoptera?
a. Underwing moths
b. Silkworm moths
c. Brush footed butterflies
d. Loopers
e. None of these is correct.
62. The bright colors and contrasting black markings on the wings of some moths indicate which of the following
characteristics?
a. Day fliers who are non-toxic if eaten
b. Day fliers who are toxic if eaten
c. Night fliers who are non-toxic if eaten
d. Night fliers who are toxic if eaten
e. None of these is correct.
63. Which of these moths DO NOT have large tympana located on their bodies in order to detect predators?
a. Underwing moths
b. Silkworm moths
c. Tiger moths
d. All of these are correct.
64. Which of the following plants is NOT normally preferred as a food plant by some butterflies?
a. Alfalfa
b. Clover
c. Butterfly bush
d. Thistle
e. None of these is correct.
65. Which of these groups has antennae that are always long, slender and usually knobbed or hooked at the tip?
a. Swallowtails
b. Underwings
c. Silkworms
9
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
d. Clearwings
e. None of these is correct.
66. Spittlebugs get their name from the frothy white masses produced by the nymphs. What is another name for
spittlebugs?
a. Leafhoppers
b. Froghoppers
c. Treehoppers
d. None of these is correct.
68. What is the concentration of alcohol solution used to preserve many soft-bodied insects?
a. 60%
b. 70%
c. 80%
d. 90%
69. What tool is used to make sure that all specimens are at a uniform height on the insect pin?
a. Point
b. Pinning block
c. Spreading board
d. None of these is correct.
70. Which of the following killing agents is the best choice for a killing jar because of its availability and reduced
risk?
a. Potassium cyanide
b. Naphthalene
c. Paradichlorobenzene
d. Ethyl acetate
e. None of these is correct.
71. Which of the following substances is NOT transported in the insect blood?
a. Food products
b. Waste products
c. Oxygen
d. None of these is correct.
72. Which of the following groups DOES NOT have an exoskeleton made of chitin?
a. Crustaceans
b. Spiders
c. Centipedes
d. Insects
e. None of these is correct.
73. Which of the following groups of crickets do not have hind legs developed for jumping?
a. Cave crickets
b. Camel crickets
c. True crickets
d. Mole crickets
10
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
e. None of these is correct.
75. Legal limits for how much pesticide residue may safely remain on crops or animal products are called
a. standards.
b. benchmarks.
c. tolerances.
d. targets.
e. None of these is correct.
2011
26. Which of the following is not a mollusk?
a. slug
b. oyster
c. clam
d. barnacle
e. none of the above
27. Which of the following stages does NOT occur during gradual metamorphosis
a. egg
b. larva
c. pupa
d. adult
28. The larval stages of insects with complete metamorphosis may be known by all the following names EXCEPT:
a. caterpillars
b. naiads
c. maggots
d. grubs
29. Which of these arthropod groups does NOT have antennae?
a. insects
b. arachnids
c. crustaceans
d. centipedes
e. none of the above
30. Which of the following plant-feeding insect pests often cause considerable damage before being detected?
a. cutworms
b. plant-sucking insects
c. leaf-eating insects
d. stem-boring insects
31. How do favorable environmental conditions influence the length of an insect’s life cycle?
a. Takes longer
b. It is shorter
c. No effect
32. In which of these developmental stages are insects generally most difficult to control?
a. Egg and pupa
11
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
b. Late larva and adult
c. Early larva or nymph
d. none of the above
33. Which of the following is NOT considered to be a biological control?
a. Predator or parasite
b. Pheromone
c. Microbial
d. Resistant host plant
e. all of the above
34. Which of the following is NOT considered to be a cultural control?
a. Light trap
b. Trap crop
c. Delay of planting
d. Crop rotation
e. all of the above
35. Insecticides that break down almost immediately after being applied have a mode of action called:
a. repellent
b. persistent
c. stomach poison
d. systemic
e. none of the above
37. A plant or animal other than the pest that is unintentionally affected by a pesticide application is called:
a. pathogen
b. predator
c. non-target
d. translocated
e. none of the above
38. Pollution that comes from a specific, identifiable location is called:
a. Point-source
b. Non-point-source
c. Wide-area
d. Specific-area
e. none of the above
40. Which of the following formulations are easily carried by moving air?
a. granules
b. wettable powders
c. pellets
d. all of the above
43. Which of the following is NOT associated with the rate of pesticide breakdown following application?
a. pH
b. moisture
c. microorganisms
d. sunlight
e. wind
12
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
44. Pesticides that leave residues which stay in the environment without breaking down for long periods of time
are called:
a. systemic
b. persistent
c. long-lived
d. translocated
e. none of the above
45. Ground water that is capable of providing significant quantities of water to a well or spring is called:
a. aquifer
b. geyser
c. irrigation
d. water table
e. none of the above
47. Which of these factors affects the hardness of the exoskeleton?
a. The amount of chitin in the inner cuticle
b. Protein content of the outer cuticle
c. The age of the insect
d. The temperature when molting occurs
e. none of the above
48. Which of the following insect sound-detecting organs is most similar to the human ear?
a. phonoreceptors
b. audioreceptors
c. tympanic organs
d. none of the above.
49. In the classification hierarchy, which grouping comes next in this series: Kingdom, Phylum, Class, ______?
a. Genus
b. Family
c. Species
d. Order
e. none of the above
50. Insect wing veins contain all of the following EXCEPT:
a. air
b. blood (hemolymph)
c. water
d. none of the above
52. Which of these groups of insect relatives is named for the Latin term for “hard shell”?
a. Crustaceans
b. Arachnids
c. Centipedes
d. Millipedes
e. none of the above
13
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
53. Which of these groups of insect relatives is named for the Latin term for “one hundred feet”?
a. Crustaceans
b. Arachnids
c. Centipedes
d. Millipedes
e. none of the above
54. Which of these terms refers specifically to the time when an adult insect emerges from the pupa?
a. Molting
b. Eclosion
c. Metamorphosis
d. Hatching
e. None of the above
55. Which of these terms describes insects that go through complete metamorphosis?
a. ametabolous
b. hemimetabolous
c. holometabolous
d. none of the above
56. Which type of metamorphosis is characterized by immature forms called nymphs that resemble the adults but
gradually increase in size until they develop wings and sexual organs?
a. Incomplete
b. Complete
c. Gradual
d. None of the above
57. Which of these types of mouthparts are designed specifically to consume solid food?
a. Piercing-Sucking
b. Sponging
c. Siphoning
d. Chewing
e. None of the above
58. Naiads are associated with which type of metamorphosis?
a. Incomplete
b. Complete
c. Gradual
d. All of the above
59. Diseases such as malaria, yellow fever, elephantiasis, and West Nile virus are transmitted by which of the
following insects?
a. fleas
b. mosquitoes
c. houseflies
d. lice
e. None of the above
60. The sounds of which of these insects can be used to estimate air temperature by counting the number of chirps
in 14 seconds, adding 8, multiplying by 5, then dividing by 9?
a. cicada
b. snowy tree cricket
c. field cricket
14
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
d. katydid
e. none of the above
61. Which of these insect groups secretes a waxy covering on plants in order to conceal themselves or their eggs?
a. aphids
b. spittle bug
c. scale insect
d. wax moth
e. None of the above
62. Which of these insects holds its wings together over its back when resting?
a. butterflies
b. moths
c. dragonflies
d. houseflies
e. None of the above
64. Which of these brightly colored moths are the largest and showiest?
a. Sphinx moth
b. Tiger moth
c. Silkworm moth
d. Underwing moth
e. None of the above
65. In grasshoppers and crickets, which sex is it that makes the song?
a. males
b. females
c. None of the above
66. A beating tray is best used to collect which of the following insects?
a. Insects that are nocturnal and attracted to light
b. Insects that scurry across the ground rather than fly
c. Insects that frequent plants and are reluctant to fly or run
d. None of the above
67. Honeybees use which of the following dances to communicate the locations of food sources within 25m of the
hive?
a. Round dance
b. Waggle dance
c. Figure eight dance
d. Square dance
e. none of the above
68. Carolus Linnaeus introduced the two-word system for naming organisms. Where was he from?
a. England
b. France
c. Sweden
d. United States
69. What is the specific field of biological science that deals with arranging organisms into orderly groups?
15
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
a. nomenclature
b. classification
c. Entomology
d. Latin
e. None of the above
70. Where is most of the external parts of the insect breathing system located?
a. head
b. thorax
c. abdomen
71. Some insect eggs hatch inside the mother’s body before they come out. This type of reproduction in insects is
called:
a. oviparous
b. viviparous
c. ametabolous
d. None of the above
73. Which of these insect orders is considered by entomologists to be the most advanced among insects?
a. Diptera (flies)
b. Isoptera (termites)
c. Hymenoptera (ants, bees, wasps)
d. Coleoptera (beetles)
e. None of the above
74. Which of the following kinds of information is NOT normally found on an insect label?
a. Date
b. State
c. Collector
d. Elevation
75. In wasps, what determines if a female becomes a worker or a queen?
a. Workers come from underfed females
b. Workers come from smaller cells
c. Workers are not fed royal jelly
d. none of the above
2012
The organs used for smelling in insects are called _________ organs.
A Olfactory
B Visual
C Tactile
D Stridulatory
E none of the above
Which of the following insect sound-detecting organs is most similar to the human ear?
A Cerci
B Antennae
C Tympanum
16
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
D Mandible
E None of these
A proboscis is associated with which kind of mouthparts?
A Sponging
B None of these
C Sucking
D Chewing
Which of these insect groups have larvae called maggots?
A Lepidoptera
B None of these
C Coleoptera
D Hymenoptera
E Diptera
What is the substance that is used to preserve many soft-bodied insects?
A Sodium chloride
B Ethyl alcohol
C Ethanol
D Ethanol
E Hydrogen peroxide
In social bees and wasps, fertilized eggs become
A Females
B Workers
C Queens
D All of these
Which type of mouthparts is designed specifically to consume liquid food?
A Siphoning
B Sponging
C Piercing-sucking
D All of these
A standard insect label contains all of the following information, EXCEPT:
A Date
B Collector
C County
D State
E None of these
Wide bodied insects less than 6mm long should be mounted on
A Cardboard point
B Cork triangle
C Pinning supports
D Spreading board
E None of the above
17
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
Which of these insects transmits plague?
A Bed bug
B Lice
C Flea
D Mosquito
E None of the above
Which group of flies is predatory, often preying on resting insects larger than themselves?
A Flower flies
B Horse flies
C House flies
D Mosquitoes
E None of the above
Which of the following formulations are not easily carried by moving air?
A Granules
B All of these
C Aerosols
D Wettable powders
Which of these insects has elytra?
A Housefly
B Ladybug
C Butterfly
D Wasp
E None of the above
Which of these beetle groups is known for being the largest scavengers and recyclers of carrion?
A Ground beetles
B Carrion beetles
C Scarab beetles
D Stag beetles
E none of the above
Pollution that comes from a specific, identifiable location is called:
A Set-point
B Specific-area
C Plot-source
D Position-source
E none of the above
What part of the insect body does NOT possess external openings to the breathing system?
A Head
B Thorax
C Abdomen
Which of these terms describes insects that go through incomplete metamorphosis?
A Ametabolous
B None of these
C Hemimetabolous
D Holometabolous
Which of the following groups is the favorite food of many fish?
18
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
A Dragonflies
B House flies
C Mosquitoes
D Water boatmen
E none of these
Immature terrestrial insects that resemble the adult stage are called:
A Pupae
B Naiads
C Nymphs
D Larvae
E none of these
Which beetle repels its predators with an irritation and foul-smelling spray from its abdomen when disturbed?
A Bombardier beetle
B Tiger beetle
C Leaf beetle
D Ground beetle
E None of these
The mouthpart adapted for handling food as it is placed into the mouth is the:
A Labium
B None of these
C Maxilla
D Mandible
What do insect's tympanic organs do?
A Taste
B Touch
C See
D Smell
E hear
Which of the following is NOT commonly used by entomologists as a killing agent or preservative for
insects?
A Ethyl alcohol
B Ethyl acetate
C Acetone
D Potassium Cyanide
E None of these
How many regions are there in the insect digestive system?
A Three
B Four
C Two
D None of these
19
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
In which of the following insects do only the females suck blood?
A Mosquito
B Bed bug
C Flea
D Louse
E None of these
61. Which of these is the largest family in the animal kingdom, with more than 40,000 species worldwide?
A Ladybird beetles
B Longhorned beetles
C Ground beetles
D Leaf beetles
E None of the above
What is a spreading board useful for?
A Pinning insects with large wings
B Organizing pinned insects in display drawers
C Collecting insects from bushes and shrubs
D None of these
Which of the following is NOT a feature of the insect circulatory system?
A None of these
B Food transport
C Waste transport
D Oxygen transport
Which of the following senses do insects use their antennae for?
A Smelling
B Touching
C Tasting
D All of these
The mutual exchange of food between members of a social insect colony is called
A Cooperation
B Trophallaxis
C Trophism
D Mutualism
E None of these
Secretions of insects may produce swollen masses of plant tissue on stems or leaves called:
A Nodules
B Buds
C Galls
D Stamens
E None of these
Which of the following tools is used for capturing aboveground crawling insects?
A Aerial net
B Berlese funnel
C Pitfall trap
D Beating tray
E None of these
20
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
Which of the following insect groups does NOT have complete metamorphosis?
A House flies
B Ants
C Weevils
D Lacewings
E None of these
2013
26. A chemical that kills insects when they breathe it is called:
a. a contact insecticide.
b. a stomach poison.
c. a fumigant
d. a desiccant
e. none of the above
27. Two naturally occurring species of bacteria cause a milky disease which is used to control:
a. grasshoppers
b. white flies
c. potato leafhoppers
d. Japanese beetles
e. all of the above
28. The ability of insects to survive pesticide applications after exposure over generations is called:
a. repellency
b. tolerance
c. resistance
d. none of the above
29. Which of the following are external blood feeding pests?
a. mosquitoes
b. bed bugs
c. fleas
d. a & c only
e. all of the above
30. Which route of insecticide exposure is the most common?
a. oral
b. inhalation
c. ocular
d. dermal
e. none of the above
31. Which of the following groups can provide you with information on the geology of an area and the potential for
ground water contamination by insecticides?
a. Soil Conservation Service
b. Geological Survey
c. Environmental Protection Agency
d. U.S. Fish and Wildlife Service
e. none of the above
21
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
32. Which of the following insects does NOT lay eggs in capsules?
a. grasshoppers
b. roaches
c. ants
d. mantids
e. none of the above
33. The developmental stages between molts are called:
a. cocoons
b. instars
c. morphs
d. forms
e. none of the above
34. Mouthparts with a slender tube and squishy tip used to suck fluids are called:
a. chewing mouthparts
b. siphoning mouthparts
c. sponging mouthparts
d. piercing-sucking mouthparts
e. none of the above
35. Control that uses insects and disease-causing agents to attack pest populations is called:
a. cultural control
b. population control
c. biological control
d. life cycle control
e. none of the above
36. The mouthpart adapted for touching and tasting potential food is the
a. labrum
b. labium
c. mandible
d. palps
e. none of the above
37. The muscles responsible for adjusting the angle of the wingstroke are called
a. direct flight muscles
b. indirect flight muscles
c. pectoral muscles
d. exoskeletal muscles
e. none of the above
38. When the exoskeleton of the last larval stage surrounds and protects the pupa, this ‘skin’ is called a
a. cocoon
b. puparium
c. instar
d. none of the above
22
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
39. Which of these insects transmits bubonic plague?
a. lice
b. mosquito
c. bed bug
d. fly
e. none of the above
40. Which of the following is MOST commonly used by entomologists as a killing agent or preservative for
immature insects?
a. potassium cyanide
b. ethyl acetate
c. acetone
d. ethanol
e. none of the above
41. What is the name for the empty exoskeleton or cast skin left behind when the next stage emerges?
a. ghost
b. shell
c. naiad
d. exuvium
e. none of the above
42. Tympanic organs in insects are used for
a. seeing
b. hearing
c. touching
d. smelling
e. none of the above
43. Honeydew is made by which of these insect groups?
a. bees
b. roaches
c. beetles
d. caterpillars
e. none of the above
44. Which of the following belongs to the order Diptera?
a. blowflies
b. sawflies
c. dragonflies
d. fireflies
e. all of the above
45. Pest insects that feed on dry, pinned, insect specimens can be repelled using?
a. ethyl acetate
b. acetone
c. ethanol
d. carbon dioxide
e. none of the above
23
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
46. Which of these insect orders have the longest jumpers in the insect world?
a. Coleoptera
b. Orthoptera
c. Homoptera
d. none of the above
47. Which group of bees is social?
a. alkali bees
b. carpenter bees
c. leafcutter bees
d. none of the above
48. Which of the following insect groups does NOT have complete metamorphosis?
a. damselflies
b. houseflies
c. caddisflies
d. fireflies
e. none of the above
49. Which route of insecticide exposure is the most common?
a. oral
b. inhalation
c. ocular
d. dermal
e. none of the above
50. In which of these groups do most of the species have coiled sucking mouthparts?
a. bugs
b. butterflies
c. bees
d. flies
e. none of the above
51. Stridulation refers to the act of making:
a. eggs
b. nests
c. sounds
d. light
52. Which of the following is the second region of the insect digestive system that food passes through?
a. hindgut
b. midgut
c. crop
d. pharynx
e. none of the above
53. Insects usually have one to three simple eyes called
a. setae
b. rhabdomes
c. ocelli
d. none of the above
24
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
54. Which of the following pieces of information is NOT normally included on the specimen label?
a. state
b. county
c. nearest town
d. elevation
e. none of the above
55. In social bees and wasps, fertilized eggs become
a. females
b. males
c. workers
d. queens
e. none of the above
56. Which of these groups of insects is unusual in having a pair of structures called elytra?
a. Mantodea
b. Coleoptera
c. Homoptera
d. Diptera
e. All of the above
57. Which of these moths have large tympana located on their bodies in order to detect predators?
a. Sphinx moths
b. Silkworm Moths
c. Tiger Moths
d. none of the above
58. Pesticide movement in water that is carried downward from the surface and into the soil is called:
a. Runoff
b. Leaching
c. Absorption
d. None of the above
59. Which of these arthropod groups does NOT have antennae?
a. insects
b. millipedes
c. spiders
d. centipedes
e. none of the above
60. How do favorable environmental conditions influence the length of an insect’s life cycle?
a. Takes longer
b. Becomes shorter
c. No effect
61. Natural insect chemicals that keep larvae from changing into the adult stage are called:
a. fumigants
b. pheromones
c. juvenile hormones
d. pyrethroids
25
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
62. Which term refers to the ability of a pesticide to dissolve in water?
a. solubility
b. leaching
c. persistence
d. dissolvability
e. none of the above
63. The sounds of which of these insects can be used to estimate air temperature by counting the number of chirps
in 14 seconds, adding 8, multiplying by 5, then dividing by 9?
a. house cricket
b. katydid
c. cicada
d. tree cricket
e. none of the above
64. Insect antennae are used for which of the following functions?
a. taste
b. touch
c. smell
d. hear
e. all of the above
65. Which of the following colors of light is invisible to insects?
a. Red
b. Blue
c. Yellow
d. White
e. all of the above
66. Which of these bugs make secretions used as dye to color cosmetics, medicine, and soft drinks?
a. Scales
b. Cicadas
c. Spittle bugs
d. Whiteflies
e. None of the above
67. Secretions of insects may produce swollen masses of plant tissue on stems or leaves called:
a. Stamens
b. Fruit
c. Nodules
d. Buds
e. None of the above
68. What is a spreading board useful for?
a. collecting insects from bushes
b. pinning butterflies
c. displaying moths
d. none of the above
26
Entomology 2009-2013 Multiple Choice Questions Test Bank (key)
69. Which of the following groups has an exoskeleton made of chitin?
a. Crustaceans
b. Spiders
c. Centipedes
d. Insects
e. all of the above
70. How many main regions are there on the insect body?
a. Two
b. Three
c. Four
d. None of the above
71. Which of these groups has the largest number of scavengers that feed on dead animal tissue?
a. june beetles
b. lady beetles
c. stag beetles
d. carrion beetles
e. none of the above
72. Which of these insects store relatively benign chemicals in their abdomen that are combined when they are
disturbed to produce a violent reaction, releasing oxygen, water, noxious chemicals and heat?
a. tiger beetles
b. blister beetles
c. bombardier beetles
d. none of the above
73. Which of these adult insect groups are pinned through the side of their body instead of the top?
a. Coleoptera
b. Hemiptera
c. Orthoptera
d. Odonata
74. A chemical message produced and emitted by an insect to communicate with other members of the same
species is called:
a. pheromone
b. hormone
c. rhabdome
d. none of the above
75. The movement of pesticide away from the release site in water flowing across the surface is called:
a. drift
b. leaching
c. release
d. runoff
e. none of the above
27