2015 District Test
Entomology CDE
An organism that lives and feeds on or in an organism of another species, which it usually injures, is
A a parasite
B a pathogen
C a pathogen and a parasite
D a predator
• A
Tympanic organs are found on which part of the insect body?
A all of these
B abdomen
C legs
D thorax
• A
Which kind of mouthparts are the most common in insects?
A siphoning
B sucking
C chewing
D none of these
• C
An American naturalist Carolus Linnaeus introduced a two-word system for naming organisms.
A False
B True
• A
All scientific names are Latin.
A True
B False
• A
Insects are the only animals that have three pairs of jointed legs.
A False
B True
• B
The anterior spiracles normally
A inhale and exhale
B inhale
C exhale
• B
Which of these sucking mouthpart structures of insects do the actual piercing of tissue?
A mandibles and maxillae
B mandibles
C labium
D maxillae
• A
Which of the following is responsible for the great adaptability of insects?
A short lifespans
B short lifespanshigh and reproductivity
C high reproductivity
D rapid mutations
• B
Dust and wettable powder insecticides are not easily carried in the air.
A True
B False
• B
Most insects have a life cycle that lasts for:
A 1-2 years
B 2-3 years
C <1 year
D 3-4 years
• C
Any arthropod that has wings is an insect.
A False
B True
• B
The appendage modified for depositing eggs in a suitable site is called the
A ovipyle
B ovipositor
C none of these
D micropyle
• B
Which of these groups can properly be pinned horizontally through the thorax?
A damselflies
B dragonflies and damselflies
C true bugs
D dragonflies
• B
Which of these insect groups is pined through the wings?
A beetles
B wasps
C flies
D grasshoppers
• A
What major evolutionary adaptation allowed arthropods to colonize land?
A legs
B exoskeleton
C all of these
D lungs
• B
What major evolutionary adaptation allowed arthropods to colonize land?
A legs
B exoskeleton
C all of these
D lungs
• C
The immature stages of insects that have incomplete (simple) metamorphosis are called
A nymphs and naiads
B larvae
C nymphs
D naiads
• A
Monarch butterfly caterpillars do not feed on anything except milkweed plants.
A False
B True
• B
Which of these series of terms lists the segments of an insect leg in the correct order?
A trochanter—coxa—femur—tibia—tarsus
B coxa—trochanter—femur—tibia—tarsus
C none of these
D coxa—trochanter—tibia—femur—tarsus
• B
Which insect behavior pattern is ritualized and employed to attract a mate?
A communication
B courtship
C grooming
D none of these
• B
The Soil Conservation Service can provide you with information on the geology of an area.
A False
B True
• B
A berlese funnel is most useful for collecting aquatic insects.
A False
B True
• A
Which of the following groups is NOT commonly pinned on a spreading board?
A Dragonflies
B Butterflies
C grasshoppers
D true bugs
• D
Pollution that comes from an specific, identifiable place is referred to as
A specific
B point-source and specific
C environmental
D point-source
• D
Insect behavior is largely learned as they grow.
A False
B True
• A
Insect behavior is largely learned as they grow.
A False
B True
• D
In social bees and wasps, unfertilized eggs develop into
A workers
B males
C females
D queens
• B
In social bees and wasps, unfertilized eggs develop into
A workers
B males
C females
D queens
• A
The hardness of the exoskeleton is due to the proportion of __________ in the cuticle:
A fat
B carbohydrate
C protein
D none of these
• C
The mutual exchange of food and other desirable substances between colony members is called
A copulation
B none of these
C trophallaxis
D chemollaxis
• C
The insect thorax is divided into how many distinct segments?
A two
B five
C three
D four
• C
The world perceived by insects consists more of smells and tastes than of light and sound.
A True
B False
• A
Pesticide that moves away from the application site in the air is usually called
A drift
B none of these
C smog
D plume
• A
The word Arthropoda literally means:
A none of these
B hardened skin
C jointed foot
D segmented body
• C
Scorpions have large pincers that are actually modified
A legs
B none of these
C antennae
D mouthparts
• D
Insect pins may damage the delicate structures of small insects. Small insects are mounted on
A points
B pinning blocks
C none of these
D labels
• A
The number of distinct stages in the life cycle of insects with complete metamorphosis is
A5
B4
C3
D none of these
• B
Which of these groups does NOT possess antennae?
A insects
B arachnids
C centipedes
D crustaceans
• B
Which muscles are responsible for moving the insect’s wings up and down?
A indirect flight muscles
B all of these
C direct flight muscles
D abdominal flight muscles
• A
Which of these chewing mouthpart structures of insects is analogous to our upper lip?
A labrum
B labium
C mandible
D maxilla
• A
Granular pesticides are designed to form a vapor when they are released into the air.
A False
B True
• A
Insect legs are attached to which of the following regions:
A thorax
B head
C thorax and abdomen
D abdomen
• A
Which of the following substances is NOT transported in the insect ‘blood’
A waste
B food
C food and oxygen
D oxygen
• D
Insect muscles are all attached to the inside of the exoskeleton.
A True
B False
• A
All insects belong to the Class Arthropoda.
A False
B True
• A
Which of these groups of insects has some species that are NOT true social insects?
A bees
B ants
C termites
D bees and ants
• A
All flying insects have two pairs of wings.
A False
B True
• A
Which of these arthropods possesses a pair of poison claws on the first segment behind the head?
A spiders
B centipedes
C millipedes
D ticks
• B
Which kinds of pest require control occasionally or intermittently?
A continuous pests
B sporadic pests
C sporadic pests and continuous pests
D potential pests
• B
The irritation from a mosquito bite is due to the body’s response to mosquito saliva.
A True
B False
• A
Any small creature with more than four legs is a bug.
A True
B False
• B
Insects are generally easier to control in the egg and pupal stages.
A False
B True
• A
Sexual reproduction is the normal pattern among insects.
A True
B False
• A
Pesticides that are more soluble in water are _______ _____ to move into ground water.
A less likely
B neither less or more likely
C more likely
• C
Which of these terms is NOT one of the two classifications given to plants and animals in danger of
becoming extinct?
A endangered
B theatened and protected
C protected
D threatened
• C
Insects can see colors that we cannot see.
A False
B True
• B
Which of the following is NOT a purpose of insect wings?
A song
B none of these
C flight
D camouflage
• B
A pesticide that is more toxic to some kinds of pests than to others is
A selective
B none of these
C restrictive
D systemic
• A
What is the triangular area on the mesonotum of insects called?
A none of these
B scutellum
C sternum
D scutum
• B
The amount or kind of food given to a bee or wasp larva determines if it will be a queen or not.
A True
B False
• A
The class Arachnida includes all of the following groups EXCEPT:
A mites
B spiders
C fleas
D ticks
• C
When one pesticide is used repeatedly on the same pest in the same place, it becomes more deadly.
A False
B True
• A
Which of the following characteristics affects the general wing beat frequency of an insect?
A wing size
B body weight
C muscle strength
D body weight and wing size
• D
Honeybees use the ‘waggle dance’ to communicate the location of food close to the hive.
A False
B True
• B
Chemical messages emitted to communicate with other members of the same species are
A allomones
B pheromones
C synomones
D none of these
• B
Sites or living things in the environment that are easily injured by a pesticide are called
A protected areas
B sensitive areas and conservation areas
C sensitive areas
D conservation areas
• C
A horseshoe crab is an arthropod.
A True
B False
• A
Soft-bodied insects are best preserved in what concentration of alcohol?
A 50%
B 70%
C none of these
D 90%
• B
Insects have an exoskeleton made of a durable organic compound called:
A chitin
B pectin
C none of these
D cellulose
• A
Each of the stages preceding a molt of the exoskeleton is called
A a caste
B an exuvium
C an instar
D none of these
• C
The only use for insect wings is flight.
A True
B False
• B
Pesticides that adsorb strongly to soil are ____________ to move into ground water.
A nether less or more likely
B less likely
C more likely
• B
The most common type of sucking mouthparts in insects are
A lacerating-sucking
B siphoning
C none of these
D piercing-sucking
• D
The breathing system of an insect’s body opens to the outside through openings called
A tracheae and air sacs
B tracheae
C air sacs
D spiracles
• D