Chordates

Question 1

All chordates have ____ cords

Answer 1

nerve

Question 2

Define Urochordata

Answer 2

Only larvae have notochord

Question 3

Define Cephalochordata

Answer 3

Retain notochord throughout adulthood, but “muscle- like” for burrowing

Question 4

Define Vertebrata

Answer 4

Notochord becomes backbone.

Question 5

All Vertebrates have _____ circulatory system

Answer 5

closed

Question 6

All Vertebrates have ______ symmetry

Answer 6

bilateral

Question 7

All Vertebrates have what type of coelem?

Answer 7

True coelom

Question 8

All Vertebrates have _ germ layers

Answer 8

3

Question 9

All Vertebrates have type of skeleton

Answer 9

endoskelton

Question 10

How do all vertebrates reproduce?

Answer 10

sexual reproduction

Question 11

What does Endothermic mean

Answer 11

warm-blooded

Question 12

What does Ectothermic mean

Answer 12

cold-blooded

Question 13

Jawless fish have what type of mouth?

Answer 13

sucker like mouth (no jaws)

Question 14

Do jawless fish have fins?

Answer 14

no

Question 15

Describe jawless fish skeletons

Answer 15

Cartilage skeleton

Question 16

Example of jawless fish

Answer 16

lamprey & hagfish

Question 17

What is the skeleton of cartilage fish like?

Answer 17

cartilage… duh

Question 18

What is the circulatory system of cartilage fish like?

Answer 18

2 chambered hearts

Question 19

What is the lateral line system for?

Answer 19

detecting vibrations

Question 20

Describe the nervous system of cartilage fish

Answer 20

poor eyesight, great olfactory

Question 21

Examples of cartilage fish

Answer 21

sharks, skates, rays

Question 22

Do cartilage fish have a lateral line system?

Answer 22

yes

Question 23

What is the circulatory system of bony fish like?

Answer 23

2 chambered hearts

Question 24

Do bony fish have a lateral line sytem?

Answer 24

yes

Question 25

Do bony fish have a swim bladder?

Answer 25

yes

Question 26

bony fish have _______ over gills

Answer 26

operculum

Question 27

Describe the nervous system of bony fish

Answer 27

good smell and eyesight

Question 28

Examples of bony fish

Answer 28

perch, bass, flounder

Question 29

Amphibia were the first what?

Answer 29

land vertebraes

Question 30

Describe the circulatory system of amphibians

Answer 30

3 chambered hearts

Question 31

How do amphibians respire?

Answer 31

through skin/lungs

Question 32

Amphibians need _____ to breed

Answer 32

water

Question 33

Do amphibians have scales or claws?

Answer 33

no

Question 34

Describe the circulatory system of reptiles

Answer 34

imperfect 4 chambered hearts

Question 35

Describe the skin of reptiles

Answer 35

dry and scaly

Question 36

Reptiles lay _______ eggs

Answer 36

amniotic

Question 37

Birds have what for insulation?

Answer 37

down feathers

Question 38

What makes birds lighter?

Answer 38

air sacs and hollow bones

Question 39

Birds have _ chambered hearts

Answer 39

4

Question 40

Are eggs internally or externally fertilized in birds?

Answer 40

internally

Question 41

Birds lay ________ eggs

Answer 41

amniotic

Question 42

In placental mammals, young develops where?

Answer 42

in uterus

Question 43

In marsupials, young develops where?

Answer 43

inside pouch

Question 44

In monotremes, young develops where?

Answer 44

in eggs

Question 45

What are chiroptera?

Answer 45

bats

Question 46

What are carnivora?

Answer 46

dogs, cats, bears, raccoons

Question 47

What are rodentia?

Answer 47

rodents

Question 48

What are insectivora?

Answer 48

long snoutted mammals. ex: shrews, moles

Question 49

What are cetacea?

Answer 49

whales, dolphins

Question 50

What is imprinting?

Answer 50

A process whereby a young animal follow the characteristics of his/her mother after hatching

Question 51

What is estivation?

Answer 51

prolonged torpor or dormancy of an animal during a hot or dry period.

Question 52

What is oviparous?

Answer 52

producing young by means of eggs that are hatched after they have been laid by the parent.

Question 53

What is viviporous?

Answer 53

birthing live young that have developed inside the body of the parent.

Question 54

What is oviviviporous?

Answer 54

producing eggs that are hatched within the body, so that the young are born alive but without placental attachment, as certain reptiles or fishes.