Chapters 36-38

Question 1

Lobsters, crayfish, and shrimp are examples of what?

Answer 1

arthropods and crustaceans

Question 2

Spiders, ticks, and scropions are classified as ___.

Answer 2

arachnids

Question 3

The anterior body segment of a crustacean or spider is called the ___.

Answer 3

cephalothorax

Question 4

The appendages on either side of a spider’s mouth with which it manipulates is food are the ___.

Answer 4

pedipalps

Question 5

The respiratory organs found in most crustaceans are called ___.

Answer 5

gills

Question 6

The short, fingerlike organs of a spider’s abdomen with which it spins silk are the ___.

Answer 6

spinnerets

Question 7

The excretory organs of a crayfish are ___.

Answer 7

green glands

Question 8

The subphylum of extinct arthropods is ___.

Answer 8

trilobita

Question 9

Most aquatic arthropods are categorized into which subphylum?

Answer 9

crustacea

Question 10

Spiders use which structure for respiration?

Answer 10

book lungs

Question 11

A free-swimming crustacean larva is called ___.

Answer 11

nauplius

Question 12

fused body segments that are usually specialized for a specific function are called ___.

Answer 12

tagmata

Question 13

Terrestrial crustaceans that lack adaptions for water (e.g., pill bugs) are classed as ___.

Answer 13

isopods

Question 14

The appendages with princers found on the crayfish are called ___.

Answer 14

chelipeds

Question 15

The five ventral appendages found on a crayfish abdomen are called ___.

Answer 15

swimmerets

Question 16

Name some crustaceans.

Answer 16

shrimp, barnacles, and water fleas

Question 17

How many different types of spiders in the U.S. are poisonous to humans?

Answer 17

2

Question 18

These dangerous arachnids cause Lyme disease and Rocky Mountain spotted fever.

Answer 18

ticks

Question 19

The organs located on the abdomen of a grasshopper used for breathing are called ___.

Answer 19

spiracles

Question 20

Insects are in teh subphylum

Answer 20

hexapoda

Question 21

Which body segment of an insect has the legs and wings attached to it?

Answer 21

thorax

Question 22

Honeybees that develop from unfertilized eggs are called what?

Answer 22

drones

Question 23

A grasshopper’s exoskeleton is covered by a waxy cuticle secreted by the ___.

Answer 23

epidermis

Question 24

Insect mouthparts that function as upper and lower cutting tools are the ___.

Answer 24

maxilla and mandibles

Question 25

Which characteristic does an insect not share with members of the subphylum Myriapoda?

Answer 25

one pair of antennae

Question 26

stinkbugs

Answer 26

hemiptera

Question 27

butterflies

Answer 27

lepidoptera

Question 28

cicadas

Answer 28

homoptera

Question 29

bees

Answer 29

hymenoptera

Question 30

termites

Answer 30

isoptera

Question 31

mosquitoes

Answer 31

diptera

Question 32

dragonflies

Answer 32

odonata

Question 33

grasshoppers

Answer 33

orthoptera

Question 34

ladybugs

Answer 34

coleoptera

Question 35

These insects most often live in large colonies.

Answer 35

hymenopterans

Question 36

The large oval membrane that covers the air-filled cavity on the sides of the abdominal cavity and conducts sound in a grasshopper is called what?

Answer 36

tympanum

Question 37

A type of passive insect defense whereby harmless insects mimic dangerous insects with specail warning coloration is called \_\_\_.

Answer 37

batesian mimicry

Question 38

The dances of the bees studied by Karl von Frisch explain how bees \_\_\_.

Answer 38

communicate the location of food

Question 39

A worker bee's ovipositor is used for ___ purposes only.

Answer 39

reproduction

Question 40

Adult echinoderms develop from larvae that are \_\_\_.

Answer 40

bilaterally symmetrical

Question 41

Describe echinoderms

Answer 41

they are deuterostomes, they undergo indeterminate cleavage, they exhibit no cephalization

Question 42

Sea lilies and feather stars are part of the class of echinoderms known as \_\_\_.

Answer 42

crinoidea

Question 43

The class of echinoderms that includes sea urchins is the class \_\_\_.

Answer 43

echinoidea

Question 44

One characteristic that is found only in echinoderms is \_\_\_.

Answer 44

a water-vaascular system

Question 45

The surface that is opposite the mouth in a sea star is the \_\_\_.

Answer 45

aboral surface

Question 46

Animals in the sbuphyla Urochordata and Cephalochordata live \_\_\_.

Answer 46

only in the ocean

Question 47

The subphylum of echinoderms that includes sea cucumbers is the \_\_\_.

Answer 47

holothuroidea

Question 48

The tiny pincers surrounding the spines on many species of Asteroidea are called \_\_\_.

Answer 48

pedicellariae

Question 49

The digestive structure that can be extended externally to digest food in a sea star is the \_\_\_.

Answer 49

cardiac stomach

Question 50

The tube that connects the madreporite to the tube encircling the mouth is the \_\_\_.

Answer 50

stone canal

Question 51

Contraction of the muscles around the ___ causes the tube feet to fill and extend.

Answer 51

ampulla

Question 52

Most sea stars eat \_\_\_.

Answer 52

clams and mollusks

Question 53

Gas exchange occurs through ___ in a sea star.

Answer 53

diffusion

Question 54

The free-swimming larvae of a sea star are called \_\_\_.

Answer 54

bipinnaria

Question 55

Reproduction and fertilization in the subphylum Asteroidea occur \_\_\_.

Answer 55

externally

Question 56

Describe some features of a centiped

Answer 56

poisonous, one pair of legs per body segment, one pair of long jointed antennae, carnivores

Question 57

Describe some features of a millipede

Answer 57

class diplopoda, slow movers, round bodies, detritivores

Question 58

Describe some features centipedes and millipedes share.

Answer 58

live in dark moist places, phylum myriapoda