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Entomology One
Study Guide for test one.
105
Other
Undergraduate 3
09/27/2011

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Term
Which of the following is not a stage in the development of an insect with incomplete Metamorphosis?
Definition
Pupa
Term
In the hierarchical classification system of classification used by biologists, which is the highest level category (includes the largest number of species)
Definition
Kingdom
Term
Omnivores are insects that feed on
Definition
Dead and decaying animals and plants
Term
The tern entomology is used for the study of insects. What does the term actually mean in "English" when translated from the Greek
Definition
The study of animals that are notched, incised, cut into, or consist of segments
Term
Which of the following characteristics is NOT shared by all arthrpods
Definition
A body divided into three primary regions or tagma
Term
Insects in the order Diptera (true flies) are somewhat unusual in that most have 
Definition
only two wings
Term
What type of mouthparts do we find in adult butterflies and moths and immature butterflies and Moths (order Lepidoptera)
Definition
Siphoning and chewing
Term
In a discussion of insects, what would a tagma be?
Definition
A number of body segments that are grouped into a distinct, functional unit
Term
In insects, which layer of the exoskeleton is alive and secretes the upper, non-living layers of the exoskeleton
Definition
The epidermis (hypodermis)
Term
Which nitrogenous waste product is the most toxic and is produced only in insects that live in Water?
Definition
Ammonia
Term
The ovipositor is a device found in insects that is used for
Definition
Egg laying, Defense/ stinging
Term
The process in which female insects produce offspring without mating (such as we find in some species of aphids) is termed
Definition
Parthenogentic reproduction
Term
Metamorphosis and molting in insects primarily is controlled by
Definition
Hormones
Term
In the insect digestive system, the _______ is/are lined with cuticle (intima or Exoskeleton)
Definition
Foregut and hindgut
Term
The process by which an insect sheds its exoskeleton and develops a new one is called 
Definition
Molting
Term
Insects are composed of three tagma- they are the
Definition
Head, thorax, and abdomen
Term
The layer of the exoskeleton that primarily is responsible for waterproofing is the 
Definition
wax
Term
The scales on the wings of a butterfly or moth are modified
Definition
setae
Term
In insects with complete (Homometabolous) metamorphosis, the immature is called a
Definition
larva
Term
In the tradition of the Nez Perce native Americans, the animal that served as a storyteller and the object of many stories that were meant to convey a moral was
Definition
Coyote
Term
Which of the following is NOT a primary function of the insect blood (haemolymph)
Definition
the transportation of oxygen through the body
Term
Aphids feed on large amounts of plant juices, much of which is passed through the body. You may notice this material on your car if you happen to park under a maple tree. What is this aphid fecal material called?
Definition
Honeydew
Term
If one were to visit a typical South American jungle in Brazil, capture all of the organisms and take biomass readings, which would weight the most?
Definition
the combined arthropods
Term
The external openings of the insect respiratory (breathing) system are called
Definition
spiracles
Term
The simple eyes of insect that do not form images but are involved in light intensity and day length recognition are called
Definition
Ocelli
Term
What type of leg primarily is designed to capture and hold prey?
Definition
raptorial
Term
In which order of insects do we find front wings that are half membranous and half leathery 
Definition
Hemiptera
Term
What is the main function of the insect abdomen?
Definition
storage and reproduction
Term
The protein found in the insect exoskeleton that has elastic properties and allows for flexability is 
Definition
resilin
Term
What type of metamorphosis is found in the Thysanura (bristletails and silverfish)?
Definition
no metamorphosis
Term
What stages are found in insects with gradual or incomplete (hemimetabolous) metamorphosis?
Definition
egg, nymph, adult
Term
The scientific name of a species of composed of the 
Definition
genus and species names
Term
Who was Aesop?
Definition
He was a fabulist, and a slave
Term
What did Aesop look like?
Definition
He was ugly and rugged
Term
What was aesop's contributions to human society?
Definition

His contributions to human society were that he told people stories. 

He taught morals.

He told people stories that they didn't like to hear but was the truth.

He was a person of great integrity.

Term
What was the significance of Delphi?
Definition
It was an oracle where he told people about dreams. delphi honored Aesop.
Term
What was the contribution of Chief Joseph to American society?
Definition
He was famous for speech that changed the way he looked at Natives
Term
What is an appaloosa?
Definition
Term
Who was Coyote and what was his role?
Definition
He was sent to prepare for the native americans. This was where most of the land came from.
Term
Entomology
Definition
The study of insects and related organisms
Term
What is derived from the greek an refers to cut in two, since the body is divided into two segments.
Definition
Entomology
Term
This is derived from Latin and means cut up into segments
Definition
Insect
Term
What re six characteristics that animals in the Phylum Arthropoda share?
Definition

1. Body consists of segments grouped into fairly distinct regions

2. Body segments (at least some) have segmented appendages attatched to them

3. Bilateral symmetry

4. An exoskeleton

5. Open circulatory system

6. Respire by means of tracheae or gills

Term
What are six commonly encountered arthropods
Definition

1. Kingdom

2. Order

3. Family

4. Genus

5. Class

6.Species

Term
What are five characteristics that animals in the Class Hexapoda (insecta) share?
Definition

1. Head with one pair of antennae and paired mouthparts

2. 3 distinct tagma: have a head, thorax and abdomen

3. Thorax with 3 pair of legs-- one per segment

4. no locomoter appendages on abdomen (in adults)

5. with 0,1, or 2 pair of wings

Term
Why insects are beneficial
Definition

1. Pollinators (extremely valuable!)

2. As food

3. Providing non-food products like honey and silk

4. Provide pollution control

5. To science and medicine

Term
Why insects are Detrimental
Definition

1. Plant destruction

2. Vector plant diseases

3. Site for secondary infections

4. Annoyance and psychosis

5. Vectors of diseases such as malaria and West Nile

Term
Tagmosis
Definition
The grouping of the body segments into functional units
Term
How many tagmas are insects divided?
Definition
divided into 3
Term
Three advantages of the exoskeleton of an insect
Definition

1. Protective armor- Prevents wear and tear

2. Protection from invasion of pathogens and harmful agents

3. Impermeable to water

Term
What are four basic types of mouthparts found in insects
Definition

1. Piercing and sucking (mosquitoes) consists of 2 tubes- salvatory

2. Sponging (some flies) sponges up liquid

3. Siphoning (adult butterflies & moths)

4. Chewing and lapping (bees) consists of jaw and tongue like structure.

Term
What is an ovipositor?
Definition
An egg laying device
Term
How is the ovipositor used?
Definition
It is a sac that consists of the eggs
Term
What do we mean by the great radiations of insects?
Definition
Term
What is driving the force for the great radiations of insects?
Definition
Development of wings and flower and plant components
Term
How do insects rid themselves of nitrogenous waste products?
Definition
By an excretory product which consists of amine group and hydrogen (from water)
Term
Ammonia benefit
Definition
easy to produce
Term
Ammonia Detriment
Definition
Toxic
Term
Ammonia Environment
Definition
Moist
Term
Ammonia Insects
Definition
Small insects
Term
Urea Detriment
Definition
not as easy to produce
Term
Urea benefit
Definition
not as toxic
Term
Urea Environment
Definition
In most vertebrates
Term
Uric Acid Detriment
Definition
difficult to produce
Term
Uric Acid Benefit
Definition
Not as toxic and required very little water
Term
Uric Acid Environment
Definition
In most terrestrial insects that never urinate
Term
Metamorphosis
Definition
In terms to insects means the stages in successive steps in the life cycle
Term
The 3 types of metamorphosis
Definition

No metamorphosis- ametabolous

Incomplete, simple, or gradual- hemimetabolous

Complete or complex- holometabolous

Term
No metamorphosis- ametabolous
Definition
this is growth without change, immature looks exactly like adult, immature is young
Term
Incomplete, simple, or gradual- hemimetablous
Definition
immature look like adults and are called a nymph
Term
Complete or complex- holometabolous
Definition
pupal stage, significant transformations, immature is called larva
Term
A stage is:
Definition

The successive steps in the life cycle:

Egg stage

immature stage (numbered instars between molts)

Pupal stage (complete metamorphosis only)

adult stage

Term
silverfish and firebrats
Definition
ametabolous
Term
True bugs
Definition
hemimetabolous
Term
Caterpillar
Definition
homometabolous
Term
Butterflies and moths
Definition
homometabolous
Term
Ametabolous (no metamorphosis)
Definition

-Egg, immature instars (young), adult

-In primitive insects

-Molt but each young instars and the adult look the same only larger

-all species are primitively wingless

Term
Hemimetabolous (Incomplete metamorphosis)
Definition
-Egg, immature instars 
Term
Hemimetabolous (incomplete metamorphosis)
Definition

-Egg, immature (larva), pupal, adult

- immature look like adult but lack wings

-wing development is external

-molt of final instars immature leads to wings and reproductively cabable adult 

-grasshoppers and relatives, termites, all "bugs", cockroaches, mayflies, other

Term
Holometabolous (complete)
Definition

-Egg, immature (larva), pupal, adult

-immature looks NOTHING like the adult

-Immature with distinctive names like caterpillar, grub, maggot, inchworm

-wing development is internal

-Pupal (cocoon) stage between immature and adult

-Beetles, flies, butterflies and moths, bees, ants, wasps

Term
What makes it a true bug or a true fly
Definition
If it has two wings (one pair), flies with halter-the remanant of something, the leftover, which provides structure to good flight
Term

Rigidity and flexibility in the exoskeleton

A structure

Definition

The line of fusion of two plates (the line in the head of a baby)

 

Term

Rigidity and flexibility in the exoskeleton

Sclerite

Definition
A plate of the body wall surrounded by structures or membrane
Term

Rigidity and flexibility in the exoskeleton

Seta

Definition
Hair like projections of the cuticle which arise from a trichogen cell
Term
What are hormones?
Definition
They are chemicals produced by the body
Term
What is the function of hormones in an insects body
Definition
To control the physiological milieu of a body
Term
Nymph
Definition
this looks like the adult and wing development is external, molts, and leads to winged adult
Term
Larva
Definition
This looks NOTHING like the adult and wing development is internal, has pupal (cocoon)
Term
Hierarchical system
Definition

Kindom

Phylum

Class

Order

Family

Genius

Species

Term
What is the Hierarchical system used by
Definition
Biologists
Term
Homo Sapiens Linneaus
Definition
Human
Term
Musca Domestic Linneaus
Definition
House Fly
Term
Pthirus Pubis (Linnaeus)
Definition
Crab Louse
Term
Of what does the "scientific name" of a species consist of?
Definition
Generic + Species + Author
Term
The biological species concept
Definition
Organisms with similar morphology
Term
What criteria must be met to be a species
Definition

Must be capable of breeding fertile offspring

Must be reproductively isolated from other such groups

Term
Taxonomists
Definition
name and describe organisms
Term
Systematists 
Definition
Classify the science of species
Term
Feeding Guilds
Definition
What insects consume their goods from
Term

Predators

(40% of insects)

Definition

Feed on other animals, especially other insects

(Parasites- lice tics)

Term

Decomposers

(25% of insects)

Definition
Insects that decompose organic material
Term

Exocuticle

(layer of the exoskeleton (cuticle) of an insect)

Definition

-Non living

-Noncellular

-Provides strength and rigidity (chitin)- chemical that provides rigidity

-Provides flexibility (resilin)

Term
Exoskeleton Disadvantages
Definition
Does not expand- must be shed in order to grow and molt
Term
Exoskeleton Advantages
Definition

-Protective armor

-Protection from invasion of pathogens and harmful agents

-Impermeable to water

-Base for muscle attatchment

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