Arthropods - T3 S1.5

Question 1

Arthropods are primarily ___.

Answer 1

insects

Question 2

animals with jointed legs and an exoskeleton

Answer 2

arthropods

Question 3

4 main sub-phyla of arthropods

Answer 3

crustaceans,
myripoda,
arachnids,
insects

Question 4

examples of crustaceans

Answer 4

lobsters, shrimp, crabs

Question 5

examples of myripoda

Answer 5

centipedes, millipedes

Question 6

examples of arachnids

Answer 6

scorpions, spiders, ticks

Question 7

patriarch of the arthropods, a living fossil; obscurely segmented, 1 pair of legs each segment, antennae

Answer 7

onychophora

Question 8

generally classified on basis of metamorphosis and mouthpart morphology

Answer 8

insect

Question 9

egg, nymph, adult;
considered less advanced;
immatures and adults generally in same habitat

Answer 9

incomplete metamorphosis

Question 10

examples of insects with incomplete metamorphosis

Answer 10

mayflies, dragonflies, grasshoppers/crickets, lice, roaches, aphids/cicadas, true bugs, etc.

Question 11

egg, larva, pupa, adult;
considered more advanced;
immatures and adults often in different habitats

Answer 11

complete metamorphosis

Question 12

examples of insects with complete metamorphosis

Answer 12

beetles, true flies, butterflies, fleas, bees/wasps, etc.

Question 13

examples of mouthpart morphology

Answer 13

chewing vs. piercing/sucking

Question 14

2 men who discovered arthropods as disease vectors

Answer 14

Theobald Smith,

F.L. Kilbourne (protozoan)

Question 15

2 types of vectors

Answer 15

mechanical vector,

biological vector

Question 16

vector type:

vector carries the pathogen (usually) externally

Answer 16

mechanical vector

Question 17

vector type:

many different critters can transmit the same pathogen

Answer 17

mechanical vector

Question 18

example of a mechanical vector

Answer 18

cholera (flies, cockroaches, etc.)

Question 19

example of a biological vector

Answer 19

plague (oriental rat flea),

malaria (mosquitoes)

Question 20

vector type:

vector carries the pathogen internally

Answer 20

biological vector

Question 21

vector type:

pathogen is only carried by one or a few species of critter

Answer 21

biological vector

Question 22

number of orthoptera species

Answer 22

26,000

Question 23

(T/F) Orthoptera are economic pests and mechanical vectors.

Answer 23

true

Question 24

true bugs

Answer 24

hemiptera

Question 25

number of hemiptera species

Answer 25

50,000

Question 26

(T/F) Hemiptera are economically important vectors and animal pests.

Answer 26

false (plant pests)

Question 27

beetles (many pests)

Answer 27

coleoptera

Question 28

metamorphosis of coleoptera

Answer 28

complete

Question 29

mouthparts of coleoptera

Answer 29

chewing

Question 30

meaning of coleoptera

Answer 30

sheath wing

Question 31

number of coleoptera species

Answer 31

400,000

Question 32

examples of coleoptera pests

Answer 32

boll weevil, japanese beetle, potato beetle, flour beetle, granary weevil, etc.

Question 33

grasshoppers and cockroaches

Answer 33

orthoptera

Question 34

metamorphosis of orthoptera

Answer 34

incomplete

Question 35

mouthparts of orthoptera

Answer 35

chewing

Question 36

meaning of orthoptera

Answer 36

skin wing

Question 37

metamorphosis of hemiptera

Answer 37

incomplete

Question 38

mouthparts of hemiptera

Answer 38

piercing/sucking

Question 39

meaning of hemiptera

Answer 39

partial wing

Question 40

social insects: bees, wasps, ants

Answer 40

hymenoptera

Question 41

metamorphosis of hymenoptera

Answer 41

complete

Question 42

mouthparts of hymenoptera

Answer 42

chewing

Question 43

meaning of hymenoptera

Answer 43

membrane wing

Question 44

number of hymenoptera species

Answer 44

130,000

Question 45

How are hymenoptera economically important?

Answer 45

as parasites and pollinators

Question 46

butterflies and moths

Answer 46

lepidoptera

Question 47

metamorphosis of lepidoptera

Answer 47

complete

Question 48

meaning of lepidoptera

Answer 48

scale wing

Question 49

mouthparts of lepidoptera

Answer 49

piercing/sucking (adults), | chewing (larvae)

Question 50

number of lepidoptera species

Answer 50

170,000

Question 51

(T/F) Lepidoptera are minor economic pests.

Answer 51

false (major)

Question 52

examples of lepidoptera pests

Answer 52

cotton bollworm, corn earworm, tomato fruitworm, bagworm, etc.

Question 53

true flies

Answer 53

diptera

Question 54

metamorphosis of diptera

Answer 54

complete

Question 55

mouthparts of diptera

Answer 55

piercing/sucking

Question 56

meaning of diptera

Answer 56

two wing

Question 57

number of described diptera species

Answer 57

about 240,000

Question 58

(T/F) Diptera are important disease vectors.

Answer 58

true

Question 59

examples of diptera vectors

Answer 59

mosquitos, tsetse fly

Question 60

example of a disease from diptera, maggots in live flesh

Answer 60

myiasis

Question 61

a plant or animal detrimental to humans or human concern

Answer 61

pest

Question 62

type of insect pest control: | modify the environment of some life-stage

Answer 62

cultural

Question 63

example of cultural pest control

Answer 63

drain the swamp

Question 64

type of insect pest control: | introduce a predator or pathogen

Answer 64

biological

Question 65

example of biological pest control

Answer 65

introduce parasitic wasps

Question 66

type of insect pest control: | introduce a toxin

Answer 66

chemical

Question 67

example of chemical pest control

Answer 67

spray the crops

Question 68

How do you control a vector-borne disease?

Answer 68

break the disease cycle

Question 69

How do you break a vector-borne disease cycle?

Answer 69

kill/eliminate vector, | chemoprophylaxis (drugs to prevent disease)