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Chapter 20 Flashcards

1
Q

What are animals without backbones?

A

invertebrates

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2
Q

What are invertebrates with jointed appendages?

A

arthropods

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3
Q

What is an external skeleton?

A

exoskeleton

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4
Q

What is the most varies and numerous of all God’s living creatures?

A

insects

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5
Q

What are scientists that study insects?

A

entomologists

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6
Q

What are the three distinct regions of an insect?

A

head, thorax, and abdomen

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7
Q

What are “feelers” that all insects have a single pair of?

A

antennae

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8
Q

What are breathing tubes that insects use to breathe?

A

tracheae

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9
Q

What is the wonderful process in which an insect matures?

A

metamorphosis

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10
Q

What is the process in which an insect metamorphoses from a wingless nymph into an adult?

A

incomplete metamorphosis

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11
Q

What is the process in which an insect metamorphosis from a larva into a pupa and then into an adult?

A

complete metamorphosis

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12
Q

What is the front segment of a grasshopper’s body?

A

head

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13
Q

What are feelers which give a grasshopper an excellent sense of smell, touch, and taste?

A

antenna

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14
Q

What type of eyes on a grasshopper can detect only light and shadow?

A

simple eyes

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15
Q

What type of eyes on a grasshopper are sensitive to shape, color, and movement?

A

compound eyes

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16
Q

What is a small mass of nerve tissue located in an insect’s head?

A

brain

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17
Q

What are the components of an insect’s mouth collectively known as?

A

mouthparts

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18
Q

What are the two mouthparts designed specially for chewing and for the upper and lowers “lips”?

A

labrum and labium

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19
Q

What are the two mouthparts that form the jaws of an insect?

A

mandibles and maxillae

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20
Q

What is the middle part of a grasshopper’s body?

A

thorax

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21
Q

What is the rearmost portion of a grasshopper’s body that contains most of the insect’s vital organs?

A

abdomen

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22
Q

What is a single eardrum that most insects have?

A

tympanum

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23
Q

What part of an insect carries the eggs away from each ovary?

A

oviduct

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24
Q

What is a hard, sharp-pointed organ that a female grasshopper uses to dig a hole in the soil where she will later lay eggs?

A

ovipositor

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25
What type of circulation do insects have?
open
26
What is the exoskeleton of insects made of?
chitin
27
What is the order of insects that undergo complete metamorphosis and hold their wings straight along their body when not in flight?
Orthoptera
28
What is the order of insects that undergo incomplete metamorphosis and have tooth-line projections on their chewing mouthparts?
Odonata
29
What is the order of insects that undergo incomplete metamorphosis and have piercing-sucking mouthparts and membranous wings with a half-wing design?
Hemiptera
30
What is an insect of the order Hemiptera known as?
a bug
31
What is the order of insects that undergo incomplete metamorphosis, have piercing-sucking mouthparts, and hold their wings under their bodies in an inverted V?
Homoptera
32
What is the order of insects that undergo complete metamorphosis and have large, membranous-like wings covered with tiny scales?
Lepidoptera
33
What is the order of insects that undergo complete metamorphosis and have two wings and either piercing-sucking or sponging mouthparts?
Diptera
34
What is the larvae of flies?
maggots
35
What is the order of insects that undergo complete metamorphosis and have forewings that form a protective shell when the insect is not in flight?
Coleoptera
36
What is the order of social insects that undergo complete metamorphosis and are either wingless or have membranous wings?
Hymenoptera
37
What are any of the insects that live in large colonies whose members perform different tasks?
social insects
38
What is the egg-laying female honeybee?
queen
39
What are the male honeybees?
drones
40
What are the non-egg-laying female honeybees that "manage" the colony?
workers
41
What insect order would a grasshopper, cricket, locus, or mantis be in?
Orthoptera
42
What insect order would a dragonfly or damselfly be in?
Odonata
43
What insect order would a stinkbug or squash bug be in?
Hemiptera
44
What insect order would a cicada be in?
Homoptera
45
What insect order would a butterfly or moth be in?
Lepidoptera
46
What insect order would a fly, gnat, or mosquito be in?
Diptera
47
What insect order are beetles in?
Coleoptera
48
What insect order are ants and honeybees in?
Hymenoptera
49
What is the system derived to keep insect pests from entering a particular country?
quarantine control
50
What is the system which involves rotating crops, rescheduling the times of planting a harvesting, and other agricultural techniques to minimize insect damage to particular crops?
agricultural control
51
What is the system which uses natural insects, parasites, or predators to stop harmful insects?
biological control
52
What can be used to kill harmful insects?
insecticides
53
What is the method of controlling insect pests in which farmers have planted genetically modified crops that produce pesticides inside their own cells?
genetic controls
54
What is an arthropod with eight legs, no antennae, only simple eyes, and usually two body regions?
arachnids
55
What is an arachnid with a constriction between the cephalothorax and abdomen, a venomous bile, and both tracheae and book lungs?
spiders
56
What is the combined head and thorax region of arachnids?
cephalothorax
57
What is a pair of short, fanged appendages used to kill or crush a spider's prey?
chelicerae
58
What group of spiders have fangs that point inward and move in and out, crossing in the middle?
true spiders
59
What group of spiders have fangs that point down and move up and down?
mygalomorphs
60
What is an appendage on a spider that looks like a small leg and is used to cut and crush a spider's prey?
pedipalp
61
What are flat folds of tissue that form air pockets and is the primary form of respiration in a spider?
book lungs
62
What are the organs that the spider uses to make silk?
spinnerets
63
What is the group of arachnids that are famous for their long, spindly legs?
Daddy longlegs
64
What is an arachnid whose long, segmented abdomen is tipper with a venomous stinger?
scorpion
65
What two classifications do all scorpions fall into because of their reproduction?
ovoviparous or viviparous
66
Wha are baby spiders called?
spiderlings
67
What are the two species that make up an order of tiny, blood-sucking arachnids and parasitize both man and animals?
mites and ticks
68
What are caterpillar-like arthropods with a long, flattened body; long, segmented antennae; poison claws; and a single pair of legs attached to each body segment?
centipedes
69
Which move faster, centipedes or millipedes?
centipedes
70
What are caterpillar-like arthropods with a long, rounded body; short antennae; and two pairs of legs attached to each body segment?
millipedes
71
How many pairs of walking legs does a crayfish have?
four
72
What are aquatic arthropods that have two pairs of antennae; two or more pairs of appendages; a hard, crusty, outer exoskeleton composed of chitin and strengthened by calcium carbonate; and usually gills?
crustaceans
73
What is the exoskeleton of a crustacean made of?
chitin
74
What is the exoskeleton of a crustacean strengthened by?
calcium carbonate
75
What is a hard, outer shell that protects that vital organs with an additional defense system against hungry predators?
carapace
76
What is the forward section of the carapace that protects the well-defined head?
rostrum
77
What are the first of three sets of appendages that help the crayfish keep a firm grip on its food?
maxillipeds
78
What type of circulation do most crustaceans have?
open
79
What are the crayfish's abdominal appendages found on the body segments that make up the abdomen?
swimmerets
80
What is the flipper which a crayfish uses for swimming?
uropod
81
What is the section of the stomach that swallowed food moves to from the esophagus?
gastric mill
82
What are special excretory organs which lie in front of the stomach and open to the outside near the base of the antennuels?
green glands
83
What contains sensory hairs and grains of sand at the base of the antennules?
stereopsis

Biology (22 decks)

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