2022-2026 Texas Entomology question bank:

Mesothorax

To which body segment are the elytra attached?

excuvium

The old shed skin left behind after an insect molts is known as the _________.

central mexico

The eastern population of monarch butterflies overwinter in ______________.

reproduction and digestion

The abdomen of insects is specialized for:

water barrier

What is the primary function of the wax layer of the exoskeleton?

coleoptera, 400,000

________ represents the most speciose order of insects, with approximately _________ species

Thysanura

Firebrats and silverfish are common household pests in the order __________.

aspirtator

A tool used to collect insects using your mouth or a hand bulb and small vial is called a/an _________

Aedes

The following is the genus of the "yellow fever mosquito" and "Asian tiger mosquito" that vectors dengue, chikungunya and zika viruses

elbowed

A geniculate insect antenna is ______________________.

chrysomelidae, coleoptera

_____________ is a family in the order __________

males generally with plumose antennae, females with only a few short hairs

What is the visible characteristics that can be used to separate male and female mosquito adults

tronchanter

Which structure would not be found on an insect's pretarsus

all of the above

The Johnston's organ __________________

Predicting air temperature with cricket chirps

Dolbears law refers to what insect and environmental relationship?

coxa, trochanter, femur, tibia and tarsus

The following sections are parts of an insect's leg:

chitin

_____ is found as both a supporting element in fungal cell walls and a key component of arthropod exoskeletons

Coleoptera

Predaceous diving beetles belong to what insect order?

mayflies

Which of the following insect groups has hemimetabolies development?

workers

The majority of honey bees in a colony are females and called ____________.

dorsal vessel

An insect heart is best described as a ______________.

Trilobites

_________ are thought to be one of the first arthropods

animals; humans

If an insect is described as zoophilic, that insect prefers ____ to ____.

all of the above

Functions of the insect hemolymph includes:

aedeagus

The reproductive organ in male insects for transferring sperm is the ______________

Mobile, Alabama in the 1930s

When and where were the first fire ants discovered in North America?

Cursorial

Ground beetles and cockroaches have _______________ legs used for running.

Egyptian

The _____________ civilization regarded dung beetles as sacred.

red imported fire ant

What is the correct common name for Solenopsis invicta Buren?

all of the above

Why do insects molt?

chrysalis

The butterfly pupa is known as a ____________.

cricket

_______ flour has been developed and marketed in recent years as a new form of supplemental protein and a cooking agent.

mosquito

In which of the following insects do only the females suck blood?

habitat loss

The prime cause of insect extinctions, at least of local populations if not species, is ___.

Fossorial

Mole crickets have _______________ legs used for digging

Coleoptera

In what order of insects are the front wings known as "elytra?"

Mantodea

Oothecas, or egg cases, belonging to what insect order?

Siphonaptera

Which of the following orders of insects is most closely related to Diptera?

sternum

The ____ is the ventral surface of the thorax of insects.

Diptera

What order of insects is generally considered most important from a medical and veterinary standpoint?

brain

Which insect structure develops from embryonic ectoderm?

all of the above

The insect abdomen contains:

vegetables

A caterpillar of the cabbage butterfly is a common pest of _______________.

ectothermy and endothermy

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 ________________.

Arkansas and Missouri

In what two states would one be most likely to contract rabbit fever, a disease that can be carried by ticks?

By laying haploid eggs into large cells for drones, and diploid eggs into small cells for workers

How does the honey bee queen decide the sex of her offspring?

night

During the _________, German cockroaches are very active.

dissolved in the surrounding water

Abdominal gills allow insects to utilize oxygen that is ____________________.

peritrophic membrane

What structure protects the midgut from abrasion by food particles and acts as a sieve?

Embioptera

Webspinners belong to which insect order?

liquid food

If an insect is described as having haustellate mouthparts, it means that the insect consumes _____________.

kairomones

Chemicals released from plants to attract parasitic or predaceous insects that combat herbivorous insects are called ____________________.

Curculionidae

The boll weevil Anthonomus grandis was a sever cotton pest belonging to which family of beetles?

cantharadin

Blister beetles have what substance in their bodies that can be toxic to livestock?

E.O. Wilson

The renowned myrmecologist ____________________ established the field of sociobiology

all of these are not insects

Which of the following arthropods are not insects?

stemmata

The eyes of caterpillars are called _______________.

a mayfly sub-adult

A dun is a fly fishing term used to describe what type of insect?

spittle bugs

__________ secrete a bubbly liquid-covering on plants to conceal themselves or their eggs.

70%

________ is the appropriate concentration of ethanol to preserve most insects.

immature forms start to change towards adulthood

As juvenile hormone levels fall in the hemolymph, what reaction is triggered in insects?

Viceroy

The butterfly that mimics the monarch in coloration because of the distastefulness of monarchs to predators is the ____________.

costa, radius, cubitus

The following are some of the major insect wing veins:

episternum

The pleural suture lies just posterior to the __________________.

bristletails

_________ do not belong to the order Hemiptera

scorpionfly

Which of the followings is the common name of the order Mecoptera?

400 million

Insects have evolved over a period of approximately __________ years

compound eyes and ocelli

Which structures are innervated by the protocerebrum of an insect's brain?

viviparous

Some insect eggs hatch inside the mother's body before exiting. An insect with this type of reproduction is called _________.

Carl Linnaeus

The father of modern taxonomy who created the binomial system of nomenclature was ________.

cuticulin layer

Which part of the exoskeleton lies between the exocuticle and the wax layer?

coxa

Which structure is not part of an insect's antenna?

carbohydrates

What is the principle energy source for most insects?

ocelli

In many insects, three light-sensitive ³simple´eyes, or ____, are situated of the anterior vertex between the compound eyes.

scales

The "powder" left over from being in contact with moths or butterflies is actually tiny __________.

the random, clumped, or uniform distribution of individuals across a given area

A measure of insect dispersion gives an indication of _______________.

wings

Axillary sclerites form points of attachment for muscles that control the:

500

Approximately ______ species of insects are used as food in many parts of the world

fleas

Which insects never develop wings?

naphthalene

Dermestid beetles that feed on dry and pinned specimens are commonly repelled with ______________

location and date

The absolute minimum information that must be associated with insect specimens after collection include __________________

Thysanoptera

All of the following insects have holometabolous development, except ___________.

berlese funnel

A ____________is a trap used to separate insects from soil or leaf litter.

One that feeds on blood

What is a hematophagous insect?

Phasmatodea

Insects from this order do not act as pollinators:

telescoping

Junctions between abdominal segments are best described as ________________.

higher oxygen levels in the atmosphere and fewer aerial predators

What are some reasons that could have influenced the large size of insects prehistorically?

cannot eat

When an insect has a vestigial mouthpart, that insect _______.

The insect has a nymphal stage.

What does it mean when an insect is described as hemimetabolous?

ommatidia

_________ are the individual light-sensing and image forming units of the insect's compound eye.

gas exchange

What is the function of an aeropyle of an insect's egg?

propodeum

Which structure would not be found on an insect's leg

Hemiptera

What order of insect vectors Chagas disease?

scales

Cochineal is a natural product produced from:

third

After its second molt an insect is a _____________ instar.

Orthoptera and Phasmatodea

Which insect orders are exclusively herbivorous?

Archaeognatha and Thysanura

_______________ are the two orders of primitively wingless insects.

eggs are produced inside a pouch or ootheca

What do the orders Mantodea and Blattodea have in common?

Orthoptera

Dermaptera or earwigs are most closely related to which insect order?

Orthoptera

Katydids belong to which insect order?