Cockroaches

Question 1

Order of cockroaches

Answer 1

Blattodea

Question 2

Cockroaches aggregate in groups and share food and digestive fluids but are not

Answer 2

eusocial - they do not have a division of labor like termites and other social insects

Question 3

How many species of cockroaches are found in the U.S.?

Answer 3

About 70

Question 4

Two species of cockroaches that are known to live indoors exclusively

Answer 4

German and brown-banded

Question 5

Cockroaches can spread pathogens that cause diseases like

Answer 5

Salmonella

Question 6

Cockroaches produce

Answer 6

allergens that can affect human health

Question 7

Allergens produced by cockroaches come from

Answer 7

proteins found in cockroach feces, shed exoskeletons, and their dead bodies, which become airborne in the confined space of an infested home

Question 8

Cockroaches develop via

Answer 8

gradual metamorphosis

Question 9

The only cockroach species to carry the ootheca internally until the nymphs hatch, giving the appearance of a live birth

Answer 9

Surinam

Question 10

Why does cockroach feces attract nymphs and other adults to their harborage areas?

Answer 10

aggregation pheromones

Question 11

The eating of feces

Answer 11

coprophagy - an important means for young cockroaches to obtain nutrition

Question 12

One reason why cockroach bait is so effective?

Answer 12

foraging cockroaches defecate some of the bait before they die, and first instar nymphs then consume it and die

Question 13

Believed to contribute to the distribution of insecticides among cockroaches in harborage areas

Answer 13

necrophagy (the eating of one’s dead) and cannibalism

Question 14

Produce five or more ootheca containing as many as 50 eggs over the course of a year

Answer 14

German

Question 15

What makes cockroaches likely candidates for developing insecticide resistance?

Answer 15

their high reproductive potential

Question 16

Control strategies should include applications of

Answer 16

baits, dusts, and sprays in and around harborage areas

Question 17

These cockroaches are found outdoors in warmer climates; in sewers; and indoors in heated buildings year-round

Answer 17

American

Question 18

Found in low, weedy vegetation

Answer 18

Asian and Field

Question 19

Found mostly outdoors, but occasionally indoors

Answer 19

Smokey brown

Question 20

Found mostly outdoors, occasionally indoors, especially in potted plants

Answer 20

Surinam

Question 21

exuviae

Answer 21

skin castings

Question 22

12-18 eggs per ootheca; females deposit ootheca into cracks and crevices, especially moist areas

Answer 22

American

Question 23

14-18 eggs per ootheca; females sometimes glue ootheca to furniture, ceilings, or appliances

Answer 23

brownbanded

Question 24

14-18 eggs per ootheca; females carry ootheca until ready to hatch

Answer 24

field cockroach

Question 25

16 eggs per ootheca; female may carry ootheca for up to five days before depositing it near a food source

Answer 25

oriental

Question 26

only the males of these cockroaches can fly

Answer 26

brownbanded and native wood cockroaches

Question 27

how many eggs per segment of an ootheca

Answer 27

two

Question 28

have rapid development (approx 100 days from egg to adult)

Answer 28

german

Question 29

adult cockroaches cannot regenerate new legs (if torn off) but....

Answer 29

nymphs can (when they molt)

Question 30

often a key feature in distinguishing cockroach species

Answer 30

pronotum

Question 31

cockroaches two sets of palps are called

Answer 31

labial & maxillary

Question 32

cockroach eyes may be different sized based on

Answer 32

male vs female

Question 33

middle part of cockroaches face is called

Answer 33

fron

Question 34

Can take 9 months to 2 years to develop from egg to adult

Answer 34

American

Question 35

Found in different locales than Germans

Answer 35

Brown banded

Question 36

Can be found throughout structure often behind picture frames and mounted artwork

Answer 36

Brown banded

Question 37

Less moisture needed than German cockroaches

Answer 37

Brown banded

Question 38

Transparent edge on pronotum, no stripes on pronotum - black bell-shape on pronotum - horizontal strips on wings

Answer 38

Brown banded

Question 39

Do not breed indoors so exclusion and perimeter treatments are best - indoor applications not effective

Answer 39

Asian

Question 40

Two behaviors of Asian cockroaches to distinguish from Germans

Answer 40

Asians are attracted to light and readily fly