Entomology Final Recycled Questions

Front 1

The first insects probably had __ cephalic, ___thoracic, and ___ abdominal body segments.

Back 1

6 cephalic
3 thoracic
11 abdominal

Front 2

_____ have mouth parts modified for ingesting liquids but still have stout chewing mandibles.

Back 2

bees

Front 3

match each with the best associated word.

Elytron ______
sub imago_____
hypognathus ____
haltere _____
sting_____

Back 3

beetle
mayfly
grasshopper
fly
ovipositor

Front 4

two anatomical structures that share a common evolutionary origin are

Back 4

homologous

Front 5

in Invasion of land, the narrator used ______ as an example of how escape from egg predation could have selected terrestrial life in previously aquatic arthropods.

Back 5

velvet worms

Front 6

insecta is usually considered a taxonomic

Back 6

class

Front 7

the name arthropoda reflects

Back 7

jointed legs

Front 8

idae is the standard suffix for the name of a taxonomic

Back 8

family

Front 9

particularly hard parts of an insect cuticle are likely to contain

Back 9

zinc

Front 10

features that distinguish insects from other arthopods include:

Back 10

wings

Front 11

the above diagram illustrates the arrangement of ____ fibers in the insect cuticle

Back 11

chitin

Front 12

match each with the best associated word

beetle
dorsal longitudinal muscles
fly
sclerotization
insect

Back 12

prognathus
phragmata
labellum
melanin
johnston's organ

Front 13

unlike the vertebrate eye, the insect compound eye:

Back 13

has a convex photoreceptor array

Front 14

the tentorium strengthens the insect _____

Back 14

head

Front 15

johnston's organ detects:

Back 15

female pheromones in moths

Front 16

the greatest number of species know are:

Back 16

beetles

Front 17

estimates of insect diversity were greatly increased when methods were developed to sample

Back 17

tree canopy

Front 18

the effect of mosquitoes on human evolution is illustrated by

Back 18

malaria

Front 19

additional sclerotization produces the

Back 19

exocuticle

Front 20

superimposed partially reflective surfaces enhance a given color when they are separted by ____ % the wavelength of that color

Back 20

50

Front 21

____is an insect that does not occur in the wild

Back 21

bombyx

Front 22

it is estimated that insects consume ___% of crops grown for human consumption

Back 22

20

Front 23

protection from dessication is provided by the

Back 23

epicuticle

Front 24

each number in the about diagram labels a single cell

Back 24

1=tormogen
2=epidermis
3=trichogen
4=neuron

Front 25

mopane worms often consumed as human food, are _____larvae found in _____.

Back 25

moth australia

Front 26

a cast (i.e. empty) insect exoskeleton is most made of

Back 26

endocuticle

Front 27

match each with the best associated word

pollenator
mosquito
parasitoid
termite
aphid

Back 27

herbivore
phloem
carnivore
decomposer
vector

Front 28

the large blue butterfly phengaris arion became extinct in england despite considerable conservation efforts. reintroduction of blue butterflies (family lycaenidae) can be difficult because most of them depend on a particular species of ______to complete their life cycle.

Back 28

aphid

Front 29

chitin, an important structural component of insect cuticle is also commonly found in

Back 29

fungi

Front 30

of the following, the ____ is the most distal leg segment

Back 30

pretarsus

Front 31

for a generalized set of mouth parts, such as in a grasshopper, the ____functions most like a human tongue

Back 31

hypopharynx

Front 32

a spiracle, or opening to the respiratory system, usually occurs on the

Back 32

pleuron

Front 33

indicate the correct lables

Back 33

1=labrum
2=labium
3=mandible

Front 34

the postmentum form part of

Back 34

2

Front 35

the hypopharynx forms part of

Back 35

2

Front 36

the insect ______is not clearly homologous to any ancestral character

Back 36

cercus or mandible

Front 37

an insect wing like structures that too short for powered flight could still be useful for:

Back 37

thermal regulation

Front 38

in addition to their role in preventing water loss, epicuticular hydrocarbons may function in:

Back 38

conspecific recognition

Front 39

chitin is a polymer of

Back 39

N-acety D-glucosamine

Front 40

the socket for a sensory sensillium is formed by the

Back 40

tormogen cell

Front 41

an alarm peromone for pest control has been suggested for reducting

Back 41

bed bugs

Front 42

mormon cricket
grasshopper
parasitic wasp
aphid
midge

Back 42

male choic
femoral stridulation
polyembryony
filer chamber
hemoglobin

Front 43

a honey bee can be conditioned to associate any of the wide variety of orders with the presence of sugar. after that, the individual will display _____when exposed to the same odor

Back 43

proboscis extension

Front 44

malphighian tubules

Back 44

excrete organic wastes

Front 45

the insect superposition compound eye differs from the apposition eye in that the superposition eye:

Back 45

allow light from >1 lens to reach a single rhabdom

Front 46

select the correct labels for the above diagram

Back 46

1=pharynx
2=subesophageal glanglion
3=ventriculus
4=aorta
5=protocerebrum

Front 47

hexamerins function in transport of

Back 47

amino acids

Front 48

ecdysone is

Back 48

produced by the prothoracic gland in response to a peptide hormone.

Front 49

yolk is added to the egg within the

Back 49

vitellarium

Front 50

a scolopidium is a typical part of an insect organ that detects

Back 50

vibrations

Front 51

insects often survive seasonal harsh conditions by entering a temporary state of

Back 51

diapause

Front 52

an enlarged clypeus is a sign of a well developed

Back 52

cibarium dilator muscle

Front 53

frass is another term for insect

Back 53

feces

Front 54

smaller males of onthohphagus taurus are more likely than large males to show

Back 54

sperm competition

Front 55

tsetse flies reproduce by

Back 55

adenotrophic viviparity

Front 56

recent phylogenetic studies have suggested that bioluminescence in fireflies originally helped the glowing individual

Back 56

avoid predation

Front 57

unlike insect pheromone detection CO2 detection involves:

Back 57

reversible binding to the receptor cell

Front 58

the insect compound eye is made up of individual

Back 58

ommatidia

Front 59

your textbook defines a synomone as a semiochemical that

Back 59

benefits both producer and receiver

Front 60

a graded contraction response of an insect is a function of ______. this is in contrast to the mechanism of ______ in vertebrates

Back 60

polyneuronal innervation. variable number of active muscle fibers.

Front 61

an apodeme is site of

Back 61

muscle attachment to the cuticle

Front 62

the diagram above show a recording of neuron action potential. choose the correct set of labels

Back 62

1=na/k+ pump
2=N+ in
3=k+ out
4= absolute refractory period
5=hyperpolarization

Front 63

froghoppers store energy for a jump via the slow contraction of a large muscle attached to the:

Back 63

trochanter

Front 64

______is biologically important property of resilin

Back 64

elasticity

Front 65

indirect flight muscles that raise the wings are attached to:

Back 65

notum and sternum

Front 66

match each CNS structure with the body part it controls. Use each letter only once

terminal ganglion
tritocerebrum
deutocerebrum
subesophageal ganglion
protocerebrum

Back 66

spermatheca
labrum
antennae
mandible
compound eye

Front 67

insect blood lacks:

Back 67

antibodies

Front 68

an insect that feeds on phloem is likely to have a gut that is:

Back 68

long and convoluted but without a storage organ

Front 69

the net like lining of the insect midgut is called to ____ membrane

Back 69

peritrophic

Front 70

terrestrial insects conserve water by excreting nitrogenous waste in the form of

Back 70

uric acid

Front 71

sound direction determination by a female cricket is possible in part because:

Back 71

sound passes between opposite acoustic trachea

Front 72

____is another term for the proventriculus

Back 72

gizzard

Front 73

an insect contact sensory sensillium typically differs from an olfactory sensillum by

Back 73

having a single pore

Front 74

identify the malphighian tubules in this diagram

Back 74

d

Front 75

an insect population with a sex ratio skewed toward females may be a sign of

Back 75

pathogenesis
haplodipoidy
wolbachia
arrhenotody
all of the above

Front 76

each insect muscle fiber always connected to

Back 76

a fast motor neuron

Front 77

if olfactory sensillum X responds to a greater variety of compounds compared to sensillum Y, sensillum X is likely to have

Back 77

the greater number of sensory neurons
&
the greater variety of odor receptors

B and C

Front 78

a tymbal organ for sound production is found in

Back 78

cicadas and moths

Front 79

the gate of a slow moving adult insect involves

Back 79

an alternating tripod

Front 80

_____provide sensory feedback that aids in insect flight stability

Back 80

haltere and ocellus

Front 81

the subgenual organ detects

Back 81

vibration

Front 82

many insects are able to prepare in advance for harsh seasonal conditions by monitoring

Back 82

day length

Front 83

solitary locusts becomes the migratory form in response to elevated levels of

Back 83

serotonin

Front 84

alternating asexual and sexual generations is common in

Back 84

aphids

Front 85

label the following a having either terrestrial (A) or aquatic (B) immature stage.

Raphidioptera
Ephemeropera
magaloptera
trichopera
psocodea

Back 85

A
B
B
B
A

Front 86

an antlion is a ____ larva

Back 86

neuroptera

Front 87

______almost never leave the host

Back 87

lice

Front 88

by far the largest insect order in terms of species number is

Back 88

coleoptera

Front 89

a close genealogical affinity between cockroaches and termites is shown by the genus:

Back 89

cryptocercus

Front 90

beetles lack:

Back 90

cerci

Front 91

a close evolutionary relationship between____ is indicated by the fact that both have heterogametic females

Back 91

trichoptera and lepidoptera

Front 92

an individual that has completed development to reach a particular instar but is still enclosed within the cuticle of the previous instar is :

Back 92

pharate

Front 93

for the following indicate either A=ametabolous B=hemimetabous C=holometabolous

dragon fly
aphid
beetle
grasshopper
silverfish
ant
stick insect

Back 93

dragonfly = B hemimetabous
aphid =B hemimetabous
beetle=C holometabolous
grasshopper=B hemimetabous
silverfish=A ametablous
ant=C holometabolous
stick insect=B hemimetabolous

Front 94

within the insect only ____ molts after developing functional wings

Back 94

ephemeroptera

Front 95

match the flowing concerning insect embryonic development

dorsal closure
blastoderm
energid
germ band
initial differentiation

Back 95

dorsal closure =cover the yolk
blastoderm=peripheral cells
energid =nuclear division
germ band =gastrulation
initial differentiation=germ anlage

Front 96

the molting fluid is not activated untill

Back 96

deposition of the new cuticle