quiz 10

Question 1

Abdominal Structures

Answer 1

Mayfly
caudal filaments

Question 2

Earwig - order Dermaptera

Answer 2

Enlarged cerci used as pincers
(females have more curved ones)

Question 3

“stings” of Bees & wasps

Answer 3

modified ovipositors
- cicada killer wasp
- honey bee slides

Question 4

honey bee sting

Answer 4

poison glands

Question 5

“snorkels”

Answer 5

water scorpion
giant water bugs

Question 6

field crickets

Answer 6

ceri
female ovipositor

Question 7

Cicadas

Answer 7

females - ovipositor
males - claspers

Question 8

Ovipositors and claspers

Answer 8

• long-tailed megarhyssa wasp
• cone-headed katydid
• bush katydid

Question 9

ovipositors

Answer 9

• Pigeon horntail wasp
• inchworm wasp
• papaya fruit fly

Question 10

firefly larvae

Answer 10

• larger light organ for female

Question 11

Metamorphosis - hemimetabolous development

Answer 11

• ootheca (egg cases) of praying mantids & cockroaches (order Dictyoptera)

Question 12

damselfly naiad, slides

Answer 12

note lobe-like gills, wingbuds

Question 13

holometabolous development

Answer 13

• Japanese beetle
• colorado potato beetle (“potato bug”)
• honey bee
• house fly
• cabbage white butterfly
• “wooly bear” (tiger moth)
• mosquito

Question 14

mosquito life history slides

Answer 14

larvae = “wigglers
pupae = “tumblers”
snorkels

Question 15

life stages of mealworm beetles

Answer 15

(coleoptera, tenebrionidae)
larvae –> pupae –> adults (imagos)
holometabulous

Question 16

A sample of moth cocoons (SILK)

Answer 16

lepidoptera

Question 17

grasshopper abdomen cross section

Answer 17

locate dorsal vessel and ventral nerve cord

Question 18

Trachea

Answer 18

taenidia

Question 19

internal structures

Answer 19

grasshopper muscle
grasshopper testes

Question 20

prolegs

Answer 20

velcro hook legs on the abdomen of caterpillar, cling to foliage

Question 21

crochets

Answer 21

the silk that is used to secure caterpillars to foliage, during molts on proleg

Question 22

cremasters

Answer 22

hooks that excrete into silk button

Question 23

exuviae

Answer 23

old silk

Question 24

the safety filament

Answer 24

keeps body held onto old skin to keep them from falling during upside down metamorphosis

Question 25

what is the difference between a chrysalis and a cocoon?

Answer 25

butterfly in immobile state –> adult
cocoon –> silk enclosure for insect while it pupates

Question 26

what 4 male mate-seeking strategies were shown in the movie?

Answer 26

• barhopping
• Search out host plant
• stake out high ground
• overwintering in clusters

Question 27

where are the taste organs located that are used by females in detecting host plants?

Answer 27

in hairs of forelegs

Question 28

what is a common first meal of a newly-hatched caterpillar? Of a caterpillar that has just molted next to instar

Answer 28

• its egg shell
• eats the old skin

Question 29

about how much do caterpillars grow? In about what average time?

Answer 29

• 25 - 30x
• 3 weeks

Question 30

where are a caterpillar’s spinnerets?

Answer 30

• makes silk
• located near mouth

Question 31

what caterpillar defenses against predators and parasites were shown in the movie?

Answer 31

move the head out of the head capsule, camouflage, toxins/chemicals deterrents, spines on back, release odor, use silk to make leaf house

Question 32

what four elements are most important in attracting butterflies

Answer 32

• sunshine
• larval host plants
• water & nectar
• protection from wind