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WorksheetsEntomology
Total questions: 135
Worksheet time: 1hrs 8mins
To which body segment are the elytra attached?
prothorax
first abdominal
metathorax
mesothorax
The old shed skin left behind after an insect molts is known as the
ecdysis
excuvium
stadium
scerite
the eastern population of monarch butterflies overwinter in
baja california
central mexico
florida
texas
The abdomen of insects is specialized for:
feeding and locomotion
reproduction and digestion
digestion and ingestion
locomotion and reproduction
What is the primary function of the wax layer of the exoskeleton?
water barrier
protection
thermal insulation
muscle attachment
_________ represents the most speciose order of insects, with approximately __________ species
Lepidoptera, 350,000
Zoraptera, 500,000
Collembola, 450,000
Coleoptera, 400,000
Firebrats and silverfish are common household pests in the order __________.
Thysanura
Mecoptera
Odonata
Hemiptera
A tool used to collect insects using your mouth or a hand bulb and a small vial is called a/an _____________.
sweep net
aspirator
berlese funnel
pitfall trap
A geniculate insect antenna is ______________________.
clubbed
serrated
elbowed
hairy
_____________ is a family in the order __________
Chrysomelidae, Collembola
Tortricidae, Hemiptera
Coleoptera, Chrysomelidae
Chrysomelidae, Coleoptera
What is the visible characteristic that can be used to separate male and female mosquito adults?
females have smaller compound eyes
hairy legs in male, females without hairy legs
elongated mouthparts in males, shorter in females
males generally with plumose antennae, females with only a few short hairs
Which structure would not be found on an insect's pretarsus?
trochanter
sticky pads
claws
spines
The Johnston¶s organ ___________________________.
all the above
Separates the Class Insecta from the Class Entognatha
Senses physical environmental stimuli (vibrations, wind, gravity)
Is used to detect changes between antennal segments
The following is the genus of the ³yellow fever mosquito´and ³Asian tiger mosquito´that vectors dengue, chikungunya and zika viruses.
heterosternuta
anopheles
culex
aedes
Dolbears law refers to what insect and environmental relationship?
Predicting snowfall with housefly abundance
Predicting air temperature with cricket chirps
Predicting wind speed with dragonfly flight
Predicting rainfall with caterpillar growth
The following sections are parts of an insect¶s leg:
Tegula, cornicle, frenulum, petiole
coxa, trochanter, femur, tibia and tarsus
Coxa, femur, tibia and mentum
Clypeus, corium, tegula and cornicle
_____ is found as both a supporting element in fungal cell walls and a key component of arthropod exoskeletons.
epicuticle
collophore
epidermis
chitin
Predaceous diving beetles belong to what insect order?
Siphonaptera
Coleoptera
Dermaptera
Diptera
Which of the following insect groups has hemimetabolous development?
weevils
mayflies
ants
house flies
The majority of honey bees in a colony are females and called ____________.
alates
drones
workers
queens
An insect heart is best described as a ______________.
four-chambered
lymphatic system
dorsal vessel
closed circulation
_________ are thought to be one of the first arthropods.
Thysanura
Flies
Trilobites
Trichoptera
If an insect is described as zoophilic, that insect prefers ____ to ____.
plants; animals
humans; animals
animals; plants
animals; humans
Functions of the insect hemolymph includes:
wasted removal to excretory organs
hormone transport
all of the above
distribution of nutrients from the gut
The reproductive organ in male insects for transferring sperm is the ______________
scape
aedeagus
paraproct
gonopore
When and where were the first fire ants discovered in North America?
Russellville, Arkansas in 1970s
El Paso, TX in the 1920s
Pensacola, Florida in the 1960s
Mobile, Alabama in the 1930s
Ground beetles and cockroaches have _______________ legs used for running.
Cursorial
Saltatorial
Raptorial
Fossorial
The _____________ civilization regarded dung beetles as sacred.
Aztec
Egyptian
Roman
Syrian
What is the correct common name for Solenopsis invicta Buren?
red imported fire ant
Japanese beetle
painted lady butterfly
German cockroach
Why do insects molt?
to change from one instar to another
all of the above
to complete a step in metamorphosis
to grow
The butterfly pupa is known as a ____________.
naiad
cocoon
chrysalis
caterpillar
_______ flour has been developed and marketed in recent years as a new form of supplemental protein and a cooking agent.
ant Lion
ground Beetle
cricket
Cockroach
In which of the following insects do only the females suck blood?
louse
mosquito
bedbug
flea
The prime cause of insect extinctions, at least of local populations if not species, is ___.
climate change
habitat loss
predation from other insects
humans capturing insects for research
Mole crickets have _______________ legs used for digging.
Saltatorial
Cursorial
Fossorial
Raptorial
In what order of insects are the front wings known as "elytra?"
Coleoptera
Hemiptera
Hymenoptera
Orthoptera
Oothecas, or egg cases, belonging to what insect order?
Coleoptera
Diptera
Mantodea
Hemiptera
Which of the following orders of insects is most closely related to Diptera?
Siphonaptera
Thysanura
Mantodea
Hymenoptera
The ____ is the ventral surface of the thorax of insects
pleuron
sternum
front
notum
What order of insects is generally considered most important from a medical and veterinary standpoint?
Hymenoptera
Pthiraptera
Diptera
Zoraptera
Which insect structure develops from embryonic ectoderm?
muscle
midgut
brain
heart
The insect abdomen contains:
all of the above
the digestion tract
organs for excretion
the reproductive tract
A caterpillar of the cabbage butterfly is a common pest of _______________.
turfgrass
shrubs
flowers
vegetables
The body temperature of insects changes with ambient environmental temperatures. Therefore, most insects cannot efficiently change their internal body temperature above the temperature of the environment. The first sentence describes ______________ while the second sentence describes ________________.
diapause and dormancy
ectothermy and endothermy
dormancy and diapause
endothermy and ectothermy
In what two states would one be most likely to contract rabbit fever, a disease that can be carried by ticks?
California and Nevada
Arkansas and Missouri
Ohio and Illinois
Texas and Oklahoma
How does the honey bee queen decide the sex of her offspring?
By laying haploid eggs into small cells for drones, and diploid eggs into large cells for workers
By laying diploid eggs into small cells for drones, and haploid eggs into large cells for workers
By laying diploid eggs into large cells for drones, and haploid eggs into small cells for workers
By laying haploid eggs into large cells for drones, and diploid eggs into small cells for workers
During the _________, German cockroaches are very active
summer
day
night
spring
Abdominal gills allow insects to utilize oxygen that is ____________________.
trapped in the tissues of aquatic plants
atmospheric
generated by metabolic activity
dissolved in the surrounding water
What structure protects the midgut from abrasion by food particles and acts as a sieve?
peritrophic membrane
intima
proventriculus
pyloric valve
Webspinners belong to which insect order?
Dermaptera
Embioptera
Psocoptera
Orthoptera
. If an insect is described as having haustellate mouthparts, it means that the insect consumes _____________
liquid food
solid food
grasses only
blood only
Chemicals released from plants to attract parasitic or predaceous insects that combat herbivorous insects are called ____________________.
steroids
kairomones
pheromones
tannins
The boll weevil Anthonomus grandis was a sever cotton pest belonging to which family of beetles?
Coccinelidae
Carabidae
Meloidae
Curculionidae
Blister beetles have what substance in their bodies that can be toxic to livestock?
resilin
cantharadin
serotonin
chitin
The renowned myrmecologist ____________________ established the field of sociobiology.
John Bell
Carl Linneaus
C.V. Riley
E.O. Wilson
Which of the following arthropods are not insects?
all of these are not insects
daddy long leg
tardigrade
isopod
The eyes of caterpillars are called _______________.
stemmata
hamuli
tegmina
ocelli
A dun is a fly fishing term used to describe what type of insect?
a mayfly adult
a stonefly nymph
a mayfly sub-adult
a caddisfly sub-adult
__________ secrete a bubbly liquid-covering on plants to conceal themselves or their eggs.
aphids
wax moths
scale insects
spittle bugs
________ is the appropriate concentration of ethanol to preserve most insects.
60%
70%
100%
50%
As juvenile hormone levels fall in the hemolymph, what reaction is triggered in insects?
immatures remain immature
none of the above
immature forms start to change towards adulthood.
the corpora allata start to release more 23-hydroxy ecdysone
The butterfly that mimics the monarch in coloration because of the distastefulness of monarchs to predators is the ____________.
Cabbage Looper
Tiger
Swallowtail
Viceroy
The following are some of the major insect wing veins:
medial, coxal, femoral
anal, tibial, subcostal
coxal ,radius, tibial
costa, radius, cubitus
The pleural suture lies just posterior to the __________________.
trochanter
episternum
epimeron
trochantin
_________ do not belong to the order Hemiptera
aphids
leafhoppers
cicadas
bristletails
Which of the followings is the common name of the order Mecoptera?
caddisfly
scorpionfly
dragonfly
firefly
Insects have evolved over a period of approximately __________ years
100 million
50 million
2 million
400 million
Which structures are innervated by the protocerebrum of an insect¶s brain?
antennae
compound eyes and ocelli
mouthparts
bursa copulatrix
Some insect eggs hatch inside the mother's body before exiting. An insect with this type of reproduction is called _________.
oviparous
none of the above
ametabolous
viviparous
The father of modern taxonomy who created the binomial system of nomenclature was ________.
Thomas Say
Charles Darwin
May Berenbaum
Carl Linnaeus
Which part of the exoskeleton lies between the exocuticle and the wax layer?
endocuticle
cement layer
cuticulin layer
procuticle
Which structure is not part of an insect's antenna?
scape
flagellum
pedicel
coxa
What is the principle energy source for most insects?
carbohydrates
vitamins
proteins
cellulose
In many insects, three light-sensitive ³simple´eyes, or ____, are situated of the anterior vertex between
the compound eyes.
ocelli
obtect
ostium
oligopod
The ³powder´left over from being in contact with moths or butterflies is actually tiny __________.
scales
wax crystals
trichomes
filaments
A measure of insect dispersion gives an indication of _______________.
the ability of insects to detoxify pesticides
the length of the segmented bodies of insects
the short or long distances of insect migration
the random, clumped, or uniform distribution of individuals across a given area
Axillary sclerites form points of attachment for muscles that control the:
wings
mouthparts
antennae
legs
Approximately ______ species of insects are used as food in many parts of the world.
100
200
500
400
Which insects never develop wings?
fleas
earwigs
book louse
aphids
Dermestid beetles that feed on dry and pinned specimens are commonly repelled with ______________
naphthalene
plaster of Paris
acetone
ethyl acetate
The absolute minimum information that must be associated with insect specimens after collection include __________________.
location and trap type
location and date
trap type and collector
date and collector
All of the following insects have holometabolous development, except ___________.
Coleoptera
Neuroptera
Mecoptera
Thysanoptera
A ____________is a trap used to separate insects from soil or leaf litter.
ultraviolet light trap
pitfall trap.
berlese funnel
sweep net
What is a hematophagous insect?
One that feeds on blood
One that feeds on saliva
One that feeds on hair
One that feeds on bone
Insects from this order do not act as pollinators:
Coleoptera
Diptera
Phasmatodea
Hymenoptera
Junctions between abdominal segments are best described as ________________.
telescoping
dovetailed
ball and socket
hinged
What are some reasons that could have influenced the large size of insects prehistorically?
higher oxygen levels in the atmosphere and more aerial predators
lower oxygen levels in the atmosphere and fewer aerial predators
lower oxygen levels in the atmosphere and more aerial predators
higher oxygen levels in the atmosphere and fewer aerial predators
When an insect has a vestigial mouthpart, that insect _______.
can consume only solids
can consume only liquids
cannot eat
possesses both piercing-sucking and chewing mouthparts
What does it mean when an insect is described as hemimetabolous?
The insect has a nymphal and pupal stage.
The insect has a larval stage
The insect has a pupal stage.
The insect has a nymphal stage.
_________ are the individual light-sensing and image forming units of the insect¶s compound eye.
ocelli
Rhabdomeres
ommatidia
Cornea
What is the function of an aeropyle of an insect's egg?
excrete nitrogenous wastes
absorb moisture
prevent water loss
gas exchange
Which structure would not be found on an insect's leg?
propodeum
coxa
tarsomere
arolium
What order of insect vectors Chagas disease?
Hemiptera
Lepidoptera
Diptera
Orthoptera
Cochineal is a natural product produced from:
scales
grasshoppers
beetles
mites
After its second molt an insect is a _____________ instar
third
second
final
first
Which insect orders are exclusively herbivorous?
Orthoptera and Phasmatodea
Psocoptera and Trichoptera
Thysanoptera and Neuroptera
Lepidoptera and Hemiptera
_______________ are the two orders of primitively wingless insects
Diplura and Collembola
Archaeognatha and Thysanura
Apterygota and Thysanura
Protura and Microcoryphia
What do the orders Mantodea and Blattodea have in common?
sucking mouthparts
blood suckers
eggs are produced inside a pouch or ootheca
hind wings are modified into halteres
Dermaptera or earwigs are most closely related to which insect order?
Hemiptera
Orthoptera
Coleoptera
Hymenoptera
Katydids belong to which insect order?
Orthoptera
Zoraptera
Hemiptera
Embioptera
A beating tray or beat sheet is best used to collect which type of insects?
none of the above
insects that are nocturnal and attracted to light
insects that frequent plants and are reluctant to fly or run
insects that scurry across the ground rather than fly
A hearing organ of an insect is the ______________.
labrum
vertex
frons
tympanum
Most digestion in insects occurs in the:
crop
midgut
foregut
hindgut
The phrase "endemic" insect refers to:
invasive
occurrence in a desert habitat
native to or limited to a certain region
occurrence in an unfavorable environment
In what order of insects are the front and hind wings held together by hamuli?
Hymenoptera
Lepidoptera
Hemiptera
Diptera
_____________________ can be used as biological control agents to help control pests
all of these
parasitic wasps
lacewings
ladybird beetles
The developmental stage of an insect between molts is called a/an ______________.
instar
cocoon
morph
larva
Collophore and furcula are morphological terms associated with which order of insects?
Collembola
Lepidoptera
Ephemeroptera
Odonata
During a molt, which layer of the old exoskeleton is digested by molting fluid, reabsorbed by the epidermal cells, and reconstituted as new procuticle?
endocuticle
epicuticle
cuticulin layer
exocuticle
Digging legs of mole crickets are what functional type?
saltatorial
fossorial
raptorial
cursorial
This best choice for a chemical to use in an insect kill jar is ________________.
naphthalene
potassium cyanide
paradichlorobenzene
ethyl acetate
Which part of an insect's antenna articulates with its head capsule?
arista
scape
pedicel
flagellum
Which structure lies between the crop and the gastric caecae in the insect digestive system?
colon
esophagus
pyloric valve
proventriculus
An insect has a protective cuticle that allows it to ______________.
produce biological defense compounds (immune response)
use chemo-and mechano-receptors
all of the above
self-repair (if damaged)
A legless, eyeless, vermiform larva that is approximately 5 mm in length would probably belong to what insect order?
Orthoptera
Blattodea
Siphonaptera
Odonata
Ephemeroptera
The hypopharynx separates the mouth opening or food canal from the _____________.
labrum
mandibles
cibarium
salivarium
The furca is best described as:
An internal brace for the legs.
A fulcrum for the wings.
A hinge for the neck.
A springing organ.
What was a major arthropod borne disease that resulted in great losses for Napoleon on his campaign to Russia?
malaria
epidemic typhus fever
plague
yellow fever
Monarch butterflies depend on which plant for their survival?
trumpet vine
milkweed
red clover
daisies
Puddling is a behavior in the ______________ where adults aggregate and drink from mud puddles or moist soil.
Trichoptera
Thysanoptera
Phasmatodea
Lepidoptera
The "scales" of butterflies are ________________.
flattened setae
campaniform sensilla
halteres
frons
A _______________ is the immature, aquatic stage of a dobsonfly
ant lion
hellbender
hellgrammite
grub
In Diptera, hindwings are modified into small, club-like structure called________ that serves as gyroscopes, informing the insect about rotation of the body during flight.
pronotum
proboscis
halteres
hamuli
Giant water bugs belong to the order Hemiptera and are in the family _______________.
Danaidae
Dytiscidae
Belostomatidae
Muscidae
The "vampire" mite that has been a serious pest of managed honey bees is the _______________.
wax mite
scabies mite
varroa mite
honey mite
Which abdominal structure of an insect is unpaired?
epiproct
paraproct
cerci
valvifer
Which part of the leg lies between the femur and the tarsus?
trochanter
arolium
coxa
tibia
How many abdominal segments are found in a typical insect?
more than 15
6 to 11
less than 5
12 or 13
Imaginal discs are best described as:
underdeveloped legs and wings
control centers for embryonic development.
vestigal reproductive organs.
groups of undifferentiated cells.
To which family do hard ticks belong?
Argasidae
Simuliidae
Ixodidae
Heptageniidae
Immature scale insects are called _____.
crawlers
gliders
sliders
walkers
Which insect order does not have aquatic stages of development?
Thysanoptera
Hemiptera
Coleoptera
Neuroptera
In cicadas and other sucking insects, movement of liquid to the mouth results from the action of a _____.
corneal pump
cibarial pump
cuticle
corneagen cell
Which larval type does not have walking legs?
eruciform
Campodeiform
vermiform
scarabaeiform
What order of insects usually have their wings covered in flattened setae or scales?
Lepidoptera
Diptera
Hemiptera
Coleoptera
