Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

Entm 1000 midterm 1 > Week 1 > Flashcards

Week 1 Flashcards

1
Q

6 characteristics of arthropods

A

joint legs, segmented bodies, exoskeleton, ventral nerve cord, dorsal heart, bilateral symmetry

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

3 body regions of insect

A

head, thorax, abdomen

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

parts of head

A

antennae, mouthparts, eyes

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

what are antennae for

A

Motion
Smell
Balance
Touch
vibration/sound

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

types of mouthparts

A

chewing, sucking, sponging, combination

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

parts of chewing mouthparts

A

labrum, mandibles, labium

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

types of combination mouthparts

A

piercing-sucking, cutting-sponging

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

difference between compound and simple eyes

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

how do compound eyes control amount of light

A

pigment

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

insect eye size day vs. night

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

role of thorax

A

power/movement centre

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

parts of thorax

A

pro, meso, meta

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

where are wings located

A

meso, metathorax

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

parts of insect legs

A

Trochanter
Coxa
Femur
Tibia
Tarsus
Claw

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

modifications to insect legs

A

Swimming
Catching
Digging
Running
Jumping

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

role of abdomen on outside

A

Spiracles
ovipositors/copulatory structures
Setae (hairs)
Cerci
Ears (tympanum)

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

role of abdomen internally

A

Reproductive organs
Digestion and excretion
Food reserves

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

3 parts of insect digestive system

A

foregut, midgut, hindgut

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

use of foregut

A

Food Intake
Storage In the crop
Grinding
Transport through the rest of the digestive system

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

parts of foregut

A

Mouth
Pharynx
Crop
Salivary gland
proventriculus

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

use of midgut

A

Digestion
Absorption

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

parts of midgut

A

Gastric caecum - Where enzymes are released (for digestion)
Ventriculus - Kind of like stomach (lots of digestion/absorption)

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

use of hindgut

A

Removal of digestive and metabolic wastes
Reabsorption (mostly water)

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

parts of hindgut

A

Malpighian tubule
For excretion
-Kind of like kidneys in humans
-Float around and filter waste in homoglyph (blood)
-Lots of little tubes
Ileum
Rectum
anus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
parts of respiratory system
Tracheae & Tracheoles Air sacs Spiracles
26
difference between human and insect circulatory system
closed vs open
27
what does hemolymph transport
Nutrient transport Hormone transport Waste transport
28
what side insect heart located
dorsal
29
parts of insect circulatory system
Dorsal vessel -Aorta portion -Heart portion Dorsal diaphragm Ventral diaphragm Ostia hemolymph
30
parts of insect nervous system
Brain Ventral nerve cord (paired) Neurons with ganglia -Where nerves connect
31
male insect reproductive parts
Testes Accessory glands
32
female insect reproductive parts
Ovaries Where eggs are stored Spermatheca Where they store sperm
33
3 reproductive methods
Sexual -Fertilized embryos produce male + -female offspring -Most cases Asexual - parthenogenesis -Female produce more females w/o mating -Aphids during spring + summer Haplodiploidy -Combination of sexual + asexual -Unfertilized eggs are male, fertilized = female
34
what is insect outer part called
integument
35
parts of integument
cuticle, epidermis
36
role of cuticle and whats it made of
Composed primarily of chitin Ranges from hard and inflexible to soft and stretchable Mostly dead On outside
37
role of epidermis and where located
Produces cuticle Skin Under cuticle
38
role of integument
Body support (exoskeleton) Muscles attach to it Movement Physical protection Prevents water loss Wax layer to keep moisture inside Sensory Growth Pigmentation
39
extensions of integument
spines, setae, scales, sensilla
40
whats the stages of moulting
Old exoskeleton digested New skeleton formed beneath old Old skeleton shed Stretching Tanning
41
when does insect growth occur
during juvenile via moulting
42
what is metamorphosis
a change in form
43
what is moulting and what is exuvia
Casting of cuticle to allow growth Only sheds outer layer Exuvia = cast cuticle
44
what is instar and what happens
Form of the insect between moults No growth occurs
45
what happens during metamorphosis or development
Transformation from immature to adult Wings and reproductive organs fully developed Full expression of adult traits
46
3 types of metamorphosis and what they mean
Ametabolous - no metamorphosis Hemimetabolous-incomplete metamorphsis Holometabolous - complete metamorphosis
47
what kind of metamorphosis has pupa
holometabolous
48
what kingdom do insects belong to
animalia
49
what phylum do insects belong to
arthropoda
50
what class do insects belong to
insecta
51
how many orders of insects
27 + 3 non-insect hexapods
52
what characteristics are used to classify insects
antenna, legs, wings, development patterns
53
how many orders have ametabolous development
2 + 3 non-insect hexapods
54
what do ametbolous insects all not have
no wings
55
Archaeognatha(Jumping bristletails
ametabolous ~ 500 species Found under leaf litter, dead wood, rocks, bark Body covered in fine scales Three tail-like appendages
56
Zygentoma(Silverfish and firebrats)
ametabolous ~400 species Certain species found in households - considered pests Destroy book and clothes Body covered in fine scales 3 tail-like appendages
57
how many types of non-insect hexapods
3
58
what characterizes non-insect hexapods
Arthropods w/ 6 legs but not insects Small, wingless soil dwelling arthropods mouthparts sunken into head
59
Protura
non-insect hexapod ~700 described species
60
Diplura
non-insect hexapod ~1000 described species
61
collembola
non-insect hexapod ~8000 described species name Coll = glue Embola = wedge Most abundant soil dwelling hexapods
62
how many orders of hemimetabolous insects
14
63
Ephemeroptera(Mayflies)
hemimetabolous ~3000 described species Only insects that molt after wings functional Indicator of water health nymphs feed on algae and other aquatic material non-feeding adults
64
Odonata(Damselflies and dragonflies)
hemimetabolous ~6000 described species Aquatic juvenile stage, terrestrial adult stage predatory as juveniles and adults
65
plecoptera(stoneflies)
hemimetabolous ~2000 described species aquatic juvenile stage, terrestrial adult stage some predatory species, some herbivorous
66
dermaptera(earwigs)
hemimetabolous ~2000 described species easily identified by forecep-like cerci at tip of abdomen feed primarily on decaying organic matter
67
orthoptera(grasshoppers, crickets and katydids)
hemimetabolous ~22000 described species make noise by rubbing legs together Primarily herbivorous, but some predators many agricultural pests
68
Phasmatodea(Walking sticks and leaf insects)
hemimetabolous ~3000 species Predominantly tropical distribution Mimic vegetation features herbivorous one species in manitoba
69
Mantodea(Mantids)
hemimetabolous ~2300 species Ambush predators with raptorial forelegs
70
Blattodea(cockroaches and termites)
hemimetabolous
71
cockroaches
~4000 species blattodea hemimetabolous primarily tropically distributed nocturnal scavengers small number of human pest species
72
termites
blatodea hemimetabolous ~2600 described species Feed on cellulose rich material (wood) Social, with polymorphic caste system Queen, worker, soldier Critical decomposers in many ecosystems
73
Psocodea(lice)
chewing and sucking bark and book hemimetabolous
74
chewing & sucking lice
Psocodea order aka (phithiraptera) ~5000 species Ectoparasites of birds and mammals hemimetabolous
75
bark and book lice
hemimetabolous psocodea order aka psocoptera ~11000 species feed on plant material
76
thysanoptera(thrips)
~6000 described species Narrow hair-fringed wings Primarily plant feeders but some predators and parasites hemimetabolous
77
hemiptera(True bugs, cicadas, hoppers, aphids, whiteflies, scales, psyllids, mealybugs)
~100000 species All have piercing and sucking mouthparts hemimetabolous many pest species and important natural enemies
78
true bugs
aka heteroptera hemiptera order Predators, omnivores and plant feeders Hemelytron - thickened forewing w/ membranous tip Many pests and natural enemies hemimetabolous many aquatic species
79
Aphids, whiteflies, scales, psyllids
aka sternorrhyncha hemiptera order hemimetabolous Plant feeders Many pest species
80
cicadas and hoppers
aka auchenorrhyncha hemiptera order hemimetabolous plant feeders many pest species
81
Embioptera and zoraptera (Webspinners and angel insects)
~400 and 30 described species respectively hemimetabolous
82
Notoptera(Rock crawlers &heelwalkers)
Rock crawlers -26 species -1914 in banff heelwalkers -Few described species -2002 namibia -Can find in glaciers
83
how many holometabolous orders
11
84
Neuroptera(Lacewings, owlflies and antlions)
~6500 species Chewing mouthparts Predatory larvae, variable adult diets Many natural enemies (green & brown lacewings) holometabolous
85
Siphonaptera(Fleas)
~2600 species Ectoparasites of mammals Laterally compressed body Wingless All feed on blood Good jumper Can transmit disease holometabolous
86
Trichoptera(Caddisflies)
~13000 described species Moth-like adults but wings hairy not scaly Aquatic juvenile stage, terrestrial adult stage Diverse larval feeding habits Larvae build cases Indicator of water quality holometabolous
87
Lepidoptera(Butterflies, skippers and moths)
~160000 described species Scales cover much of body and wings of adults Herbivore larvae, nectar feeding adults Many pests and pollinators All chewing mouthpart as larvae caterpillar holometabolous
88
Moth vs Butterfly
Moth -Antenna threadlike or feathery -Adults nocturnal -At rest wings cover back in ridge shape Butterfly -Antenna like golf club -Adults diurnal -At rest wings stand upright on back of body
89
diptera(True flies)
~150000 described species One pair of wings Hind wings reduced, modified into halteres Larvae maggot like Many pests and natural enemies and beneficial insects Some have piercing sucking mouth, some have sponging Many aquatic larvae Incredibly diverse and extreme habitats holometabolous
90
Coleoptera(Beetles)
~350000 described species Forewing modified into hardened elytra Also have soft hindwing All have chewing mouthpart Primarily herbivores or predators but also scavengers and parasites Many aquatic species Many pests and natural enemies and beneficial insects
91
Hymenoptera(Wasps, bees, ants and sawflies)
~115000 described species ~75% are parasitoids of other insects Likely Most beneficial order of insects pollination, natural products and pest control Chewing mouthpart holometabolous
92
Megaloptera(Alderflies, dobsonflies and fishflies)
~300 described species Aquatic predators holometabolous
93
Raphidioptera(Snakeflies)
~220 described species Adults are terrestrial predators Large mobile head used to get prey like snake holometabolous
94
Mecoptera(Scorpionflies)
~550 known species Vertically elongated face Terrestrial predators Large insects 2cm Males have scorpion-like abdomen holometabolous
95
Strepsiptera(Twisted-wing parasites)
~600 described species Parasites of other insects, mostly hymenoptera and hemiptera Extreme sexual dimorphism Male & female very different holometabolous

Entm 1000 midterm 1 (4 decks)

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