Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

Insects > Lecture 24 > Flashcards

Lecture 24 Flashcards

1
Q

pest

A

An organism that interferes with human interests

damaging crops or commodities

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

direct pest

A

eat leaves or what we want

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

indirect pest

A

reduce esthetic quality

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

how do you define a pest in a home?

A

depends on the point of view of the indiv

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

what is an ex of a spp that is seen both as a pest & beneficial depending on the point-of-view?

A

Yellow meal worms

In our cereal, they are pests

As food for our pet frog, lizard or tarantula, they are important

When we use them to study the impact of insecticides, they are beneficial

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

the study of the Proportional Diversity of Arthropods in Homes sampled how many homes?

A

50

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

the study of the Proportional Diversity of Arthropods in Homes found ______ of arthropods were flies

A

1/3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

the study of the Proportional Diversity of Arthropods in Homes found ______% were spiders

A

20%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

the study of the Proportional Diversity of Arthropods in Homes _______% were beetles

A

16%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

in the study of the Proportional Diversity of Arthropods in Homes, how many insect spp were in a home on average?

A

93

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

what are the types of pests found in homes?

A

Stored products pests
Assoc with food or natural fabrics

Structural pests
Damaging to building structure

Ectoparasites
Assoc with humans or their pests

Nuisance/health hazard pests
Unpleasant, can transmit disease

Seasonal invaders
Come in to spend winter

Beneficial arthropods - eat other pests

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

what pests enter in food?

A

flour & grain beetles

indian meal moths

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

what pests are assoc with cereal & grains?

A

indian meal moths

flour & grain beetles

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

how do you know if you indian meal moths are present?

A

Webbing characteristic – on the surface of where they’re living

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

do indian meal moths fly?

A

weakly

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

what pests are banded as adults?

A

Carpet beetles & Larder beetles

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

what pests are hairy as larvae?

A

Carpet beetles & Larder beetles

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

what do Carpet beetles & Larder beetles feed on as larvae?

A

feed on fats, PROs, hair & skin from:

Leather, wool

Old meat

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

when do Carpet beetles & Larder beetles enter the food?

A

spring or early summer

can enter from the outside

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

which pests were found in every house in the Proportional Diversity of Arthropods in Homes study?

A

Carpet beetles & Larder beetles

Fungus gnats & gall midges

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

how long are flour & grain beetles?

A

2-4 mm long

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

how long are clothes moths?

A

6-10mm long

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

describe the larval stage of clothes moths

A

White larvae; one species case-bearing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

what do clothes moths feed on?

A

Feed on hair, fur, wool & feathers –> anything from animals

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
where do the adults of clothes moths reside?
dark, undisturbed places
26
how do you deal with stored product pests?
prevent entry prevent cross-contamination vacuum & move things around
27
how do you prevent entry of store product pests?
Examine human & pet food brought into the house Freeze food likely to contain pests Isolate pet & wild-bird food
28
how do you prevent cross-contamination of stored product pests?
Keep food in sealed insect-proof containers Empty containers before refilling Clean up spills of vulnerable food
29
describe the appearance of carpenter ants
o Black or brown ants ~12 mm long
30
do carpenter ants eat wood?
no
31
where do carpenter ants nest?
rotten wood
32
what does decaying wood in an older building indicate?
presence of carpenter ants
33
where are carpenter ants commonly found?
outside, in tree stumps etc.
34
what pests are parallel-sided?
powder post beetles
35
how are powder pest beetles transported?
ininfested wood
36
what do powder post beetles create in their habitat? (3)
Tooth-pick size holes in wood furniture or structural timber fine saw dust from the holes make galleries
37
what are the stored product pests?
flour & grain beetles indian meal moths carpet beetles & larder beetles clothes moths
38
what are the structural pests?
carpenter ants & powder post beetles
39
how do you deal with structural pests?
prevent/discourage entry baits & traps
40
how do you prevent/discourage entry of structural pests?
Don’t transport infested wood or furniture Powder post beetles Remove rotting wood from buildings Carpenter ants – indicator of rotten wood Stack firewood off the ground & away from buildings
41
when dealing with structural pests baits & traps are used the most for what pests?
carpenter ants
42
how long are cockroaches?
1-4cm long
43
where do cockroaches like to reside?
warm dark places sewers wall spaces
44
describe the diet of a cockroach
Favour PRO & fat but will eat most things
45
do cockroaches fly?
rarely
46
how does someone get cockroaches?
Enter in infested items or from adjacent apartments
47
how do house flies & allies enter a house?
through windows, doors etc.
48
where do the larvae of house flies & allies grow?
manure & garbage
49
what pests are excellent transmitters of disease organisms?
house flies & allies
50
where do the larvae of fruit flies (vinegar flies) develop?
on decaying fruits or vegetables
51
how do fruit flies enter a house?
Enter on food (usually as eggs)
52
describe the appearance of ants (3)
Narrow waisted mostly not winged 1-12 mm long
53
describe the foraging trails of ants
attracted to sugars Trail from nest to food source Leave pheromone trail, all others follow
54
where do ants nest?
inside a house structure or out
55
what do fungus gnats & gall midges feed on?
plant roots & fungus
56
what type of envr do fungus gnats & gall midges like?
moist soil
57
how do fungus gnats & gall midges enter a home?
come in plants
58
where do the moth fly (or drain fly) larvae situate?
live in drains
59
what type of envr do silverfish & firebrats life?
most & hot envrs
60
what do silverfish & firebrats feed on?
glue, ex: book bindings, paper etc.
61
how do you deal with nuisance pests?
prevent/discourage entry
62
what are the nuisance pests? (7)
silverfish & firebrats moth flies (drain flies) fungus gnats & gall midges ants fruit flies (vinegar flies) house flies or allies cockroaches
63
How do you prevent/discourage entry of nuisance pests?
Maintain window screens, seal wall cracks Avoid bringing in infested items Cockroaches Manage outside sources Ant nests, garbage management for flies Don’t leave food or food waste exposed Reduce water source availability in the house Cockroaches
64
how do you prevent/discourage entry of cockroaches?
Avoid bringing in infested items Reduce water source availability in the house
65
How do you control infestations? (4)
Traps Vacuuming Diatomaceous earth Insecticides Baits Space sprays Residual sprays
66
what insects should traps be used for when controlling an infestation?
cockroaches, flies, ants
67
what insects should vacuuming be used for when controlling an infestation?
cockroaches, ants, beetles, moths
68
what insects should diatomaceous earth be used for when controlling an infestation?
cockroaches & ants
69
what insects should baits be used for when controlling an infestation?
ants, cockroaches
70
what insects should space sprays be used for when controlling an infestation?
flies
71
what are 2 insect invaders?
cluster flies multicoloured asian ladybeetle
72
where do multicoloured asian ladybeetles overwinter? & why?
congregate in buildings in the fall in their native habitat, they fly to cliffs & mountains to overwinter Since the prairies don’t have these, they go to the tallest structures that they can find which are buildings
73
how do multicoloured asian ladybeetles respond to threats?
bleed
74
where & how do cluster flies overwinter?
attics aggregate in large clusters
75
how do cluster flies know when winter is over? where do they go?
When light comes in or weather warms up they will leave No one knows where they go
76
sow bugs/ pill bugs are pest found where?
in gardens, sometimes homes
77
how do sow bugs/ pill bugs enter homes?
Windows left open; coming up laundry room drain
78
how do you prevent sow bugs/ pill bugs from entering your home?
Place window screen over basement drain

Insects (33 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions