Exam Questions #1-50 Flashcards by Ashlynn Schuett

To which body segment are the elytra attached?
A prothorax
B first abdominal
C metathorax
D mesothorax

D mesothorax

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The old shed skin left behind after an insect molts is known as the _________.
A ecdysis
B excuvium
C stadium
D sclerite

B excuvium

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The eastern population of monarch butterflies overwinter in ______________.
A Baja California
B Central Mexico
C Florida
D Texas

B Central Mexico

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The abdomen of insects is specialized for:
A feeding and locomotion
B reproduction and digestion
C digestion and ingestion
D locomotion and reproduction

B reproduction and digestion

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What is the primary function of the wax layer of the exoskeleton?
A water barrier
B protection
C thermal insulation
D muscle attachment

A water barrier

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_________ represents the most speciose order of insects, with approximately __________ species
A Lepidoptera, 350,000
B Zoraptera, 500,000
C Collembola, 450,000
D Coleoptera, 400,000

D Coleoptera, 400,000

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Firebrats and silverfish are common household pests in the order __________.
A Thysanura
B Mecoptera
C Odonata
D Hemiptera

A Thysanura

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A tool used to collect insects using your mouth or a hand bulb and a small vial is called a/an
_____________.
A sweep net
B aspirator
C berlese funnel
D pitfall trap

B aspirator

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A geniculate insect antenna is ______________________.
A clubbed
B serrated
C elbowed
D hairy

C elbowed

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_____________ is a family in the order __________
A Chrysomelidae, Collembola
B Tortricidae, Hemiptera
C Coleoptera, Chrysomelidae
D Chrysomelidae, Coleoptera

D Chrysomelidae, Coleoptera

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What is the visible characteristic that can be used to separate male and female mosquito adults?
A females have smaller compound eyes
B hairy legs in male, females without hairy legs
C elongated mouthparts in males, shorter in females
D males generally with plumose antennae, females with only a few short hairs

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

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Which structure would not be found on an insect’s pretarsus?
A trochanter
B sticky pads
C claws
D spines

A trochanter

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The Johnston’s organ ___________________________.
A all of the above
B Separates the Class Insecta from the Class Entognatha
C Senses physical environmental stimuli (vibrations, wind, gravity)
D Is used to detect changes between antennal segments

A all of the above

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The following is the genus of the ³yellow fever mosquito´and ³Asian tiger mosquito´that vectors
dengue, chikungunya and zika viruses.
A Heterosternuta
B Anopheles
C Culex
D Aedes

D Aedes

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Dolbears law refers to what insect and environmental relationship?
A Predicting snowfall with housefly abundance
B Predicting air temperature with cricket chirps
C Predicting wind speed with dragonfly flight
D Predicting rainfall with caterpillar growth

B Predicting air temperature with cricket chirps

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The following sections are parts of an insect’s leg:
A Tegula, cornicle, frenulum, petiole
B coxa, trochanter, femur, tibia and tarsus
C Coxa, femur, tibia and mentum
D Clypeus, corium, tegula and cornicle

B coxa, trochanter, femur, tibia and tarsus

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_____ is found as both a supporting element in fungal cell walls and a key component of arthropod
exoskeletons.
A epicuticle
B collophore
C epidermis
D chitin

D chitin

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Predaceous diving beetles belong to what insect order?
A Siphonaptera
B Coleoptera
C Dermaptera
D Diptera

B Coleoptera

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Which of the following insect groups has hemimetabolous development?
A weevils
B mayflies
C ants
D house flies

B mayflies

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The majority of honey bees in a colony are females and called ____________.
A alates
B drones
C workers
D queens

C workers

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An insect heart is best described as a ______________.
A four-chambered
B lymphatic system
C dorsal vessel
D closed circulation

C dorsal vessel

_________ are thought to be one of the first arthropods.
A Thysanura
B Flies
C Trilobites
D Trichoptera

C Trilobites

If an insect is described as zoophilic, that insect prefers ____ to ____.
A plants; animals
B humans; animals
C animals; plants
D animals; humans

D animals; humans

Functions of the insect hemolymph includes:
A wasted removal to excretory organs
B hormone transport
C all of the above
D distribution of nutrients from the gut

C all of the above

The reproductive organ in male insects for transferring sperm is the ______________ A scape B aedeagus C paraproct D gonopore

B aedeagus

When and where were the first fire ants discovered in North America? A Russellville, Arkansas in 1970s B El Paso, TX in the 1920s C Pensacola, Florida in the 1960s D Mobile, Alabama in the 1930s

D Mobile, Alabama in the 1930s

Ground beetles and cockroaches have _______________ legs used for running. A Cursorial B Saltatorial C Raptorial D Fossorial

A Cursorial

The _____________ civilization regarded dung beetles as sacred. A Aztec B Egyptian C Roman D Syrian

B Egyptian

What is the correct common name for Solenopsis invicta Buren? A red imported fire ant B Japanese beetle C painted lady butterfly D German cockroach

A red imported fire ant

Why do insects molt? A to change from one instar to another B all of the above C to complete a step in metamorphosis D to grow

B all of the above

The butterfly pupa is known as a ____________. A naiad B cocoon C chrysalis D caterpillar

C chrysalis

_______ flour has been developed and marketed in recent years as a new form of supplemental protein and a cooking agent. A ant Lion B ground Beetle C cricket D Cockroach

C cricket

In which of the following insects do only the females suck blood? A louse B mosquito C bedbug D flea

B mosquito

The prime cause of insect extinctions, at least of local populations if not species, is ___. A climate change B habitat loss C predation from other insects D humans capturing insects for research

B habitat loss

In what order of insects are the front wings known as "elytra?" A Coleoptera B Hemiptera C Hymenoptera D Orthoptera

A Coleoptera

Oothecas, or egg cases, belonging to what insect order? A Coleoptera B Diptera C Mantodea D Hemiptera

C Mantodea

Which of the following orders of insects is most closely related to Diptera? A Siphonaptera B Thysanura C Mantodea D Hymenoptera

A Siphonaptera

The ____ is the ventral surface of the thorax of insects. A pleuron B sternum C front D notum

B sternum

What order of insects is generally considered most important from a medical and veterinary standpoint? A Hymenoptera B Pthiraptera C Diptera D Zoraptera

C Diptera

Which insect structure develops from embryonic ectoderm? A muscle B midgut C brain D heart

C brain

The insect abdomen contains: A all of the above B the digestion tract C organs for excretion D the reproductive tract

A all of the above

A caterpillar of the cabbage butterfly is a common pest of _______________. A turfgrass B shrubs C flowers D vegetables

D 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 ________________. A diapause and dormancy B ectothermy and endothermy C dormancy and diapause D endothermy and ectothermy

B ectothermy and endothermy

In what two states would one be most likely to contract rabbit fever, a disease that can be carried by ticks? A California and Nevada B Arkansas and Missouri C Ohio and Illinois D Texas and Oklahoma

B Arkansas and Missouri

How does the honey bee queen decide the sex of her offspring? A By laying haploid eggs into small cells for drones, and diploid eggs into large cells for workers B By laying diploid eggs into small cells for drones, and haploid eggs into large cells for workers C By laying diploid eggs into large cells for drones, and haploid eggs into small cells for workers D By laying haploid eggs into large cells for drones, and diploid eggs into small cells for workers

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

During the _________, German cockroaches are very active. A summer B day C night D spring

C night

Abdominal gills allow insects to utilize oxygen that is ____________________. A trapped in the tissues of aquatic plants B atmospheric C generated by metabolic activity D dissolved in the surrounding water

D dissolved in the surrounding water

What structure protects the midgut from abrasion by food particles and acts as a sieve? A peritrophic membrane B intima C proventriculus D pyloric valve

A peritrophic membrane

Webspinners belong to which insect order? A Dermaptera B Embioptera C Psocoptera D Orthoptera

B Embioptera