Zoology 2

Question 1

what does hexapod mean

Answer 1

6 feet

Question 2

what does apterygote mean and what are two examples

Answer 2

no wings

springtails and silverfish

Question 3

what does insecta mean

Answer 3

in sections

Question 4

how do insects respire

Answer 4

through trachea and tracheoles via spiracles

Question 5

what is a malpighian tube

Answer 5

the tubes in which insects excrete waste

Question 6

what does hemimetabolous mean

Answer 6

does not pupate

Question 7

what does holometabolous mean

Answer 7

does pupate

Question 8

what are direct flight muscles

Answer 8

muscles that attach directly to the wing base

in dragonflies and locusts

Question 9

what are indirect flight muscles

Answer 9

wings move by deforming the thorax

some locusts, bees, beetles and butterflies

Question 10

what are the 5 orders of the subclass pterygota

Answer 10

odonata
orthoptera
diptera
hymenoptera
coleoptera

Question 11

what kind of legs do insects have

Answer 11

uniramous

Question 12

what kind of cleavage occurs in deuterostomes

Answer 12

radial

Question 13

what does the blastopore form in deuterostomes

Answer 13

becomes anus

Question 14

what does echinoderm mean

Answer 14

hedgehog skin

Question 15

what kind of symmetry do echinoderms mean

Answer 15

radial symmetry

Question 16

what are the 5 classes of echinoderm

Answer 16

asteroidea - starfish
ophiuroidea - brittle stars
echinoidea - sea urchins
holothuroidea - sea cucumbers
crinoidea - feather stars

Question 17

what is a madreporite

Answer 17

the entry point of water into the vascular system

Question 18

echinoids have pedicellariae, what are these?

Answer 18

pincer-like jaws

Question 19

how do holothuroidea respire

Answer 19

via a respiratory tree

Question 20

do protostomes have radial or spiral cleavage?

Answer 20

spiral

Question 21

when did the first eukaryotes appear

Answer 21

4bn years ago

Question 22

when did the first dinosaurs and mammals appear?

Answer 22

triassic period

Question 23

when did reptiles originate

Answer 23

carboniferous era

Question 24

when did fish diversify and amphibia move to land?

Answer 24

devonian era

Question 25

what are echinoderms and hemichordates

Answer 25

ambulacrarians

Question 26

what phyla do acorn worms belong to

Answer 26

hemichordata

Question 27

what does chordate mean

Answer 27

with chord

Question 28

what sub phylum do lancelets belong to

Answer 28

cephalochordate

Question 29

what sub phyla do sea squirts belong to

Answer 29

urochordate

Question 30

how many hox genes do humans have

Answer 30

39

Question 31

what does the neural crest do

Answer 31

builds cranial nerves

Question 32

what are the three classes of vertebrates

Answer 32

agnatha chondrichthyes osteichthyes

Question 33

what class do sharks and rays belong to

Answer 33

chondrichthyes

Question 34

what class do bony fish belong to

Answer 34

osteichthyes

Question 35

what belongs to the actinopterygii

Answer 35

ray finned fish

Question 36

what belongs to the sarcopterygii

Answer 36

lobe finned fish

Question 37

what were the first tetrapods to evolve

Answer 37

amphibians

Question 38

what are birds feathers made of

Answer 38

keratin

Question 39

what does 'saur' mean

Answer 39

lizard

Question 40

what does anapsid mean

Answer 40

no arch

Question 41

what does synapsid mean

Answer 41

with arch

Question 42

what does diapsid mean

Answer 42

two arches

Question 43

what kind of skull do modern snakes, lizards and crocs have

Answer 43

diapsid

Question 44

what are the 4 orders of reptilia

Answer 44

testudines sphenodontia squamata crocodilia

Question 45

what are tuatara and where are they found

Answer 45

lizards in the sphenodontia order | new zealand

Question 46

when were dinosaurs dominant

Answer 46

jurassic and cretacious period

Question 47

what were the two main groups of the early dinosaurs

Answer 47

saurischia | ornithischia

Question 48

what are the two sub classes of mammalia

Answer 48

prototheria | theria

Question 49

what are the two monotremes of prototheria

Answer 49

platypus and echidna

Question 50

what are theria

Answer 50

marsupials and eutheria

Question 51

what does eutheria mean

Answer 51

true beasts

Question 52

what is the largest order of eutheria

Answer 52

rodontia

Question 53

what are chiroptera

Answer 53

bats

Question 54

what are the two different types of bat

Answer 54

megachiroptera | microchiroptera

Question 55

what are the two types of primates

Answer 55

prosimians | anthropoids