Cold Blooded Vertebrates

Question 1

Vertebrates

Answer 1

an animal that has a backbone

Question 2

Endotherms

Answer 2

an animal that can use body heat from chemical reactions in the body’s cells to maintain a constant body tempurature

Question 3

Ectotherms

Answer 3

an organism that needs sources of heat outside of itself

Question 4

Lateral Line

Answer 4

a faint line visible on both sides of a fish’s body that runs the length of the body that runs the length of the body and marks the location of sense organs that detect vibrations in water

Question 5

Gills

Answer 5

a respiratory organ in which oxygen from the water is exchanged with carbon dioxide from the blood

Question 6

Jawless Fishes (2 examples)

Answer 6

Hagfish and Lamprey’s

Question 7

Cartilaginous Fishes (3 examples)

Answer 7

Stingray, Skates, and Hammerhead sharks

Question 8

Bony Fishes (3 examples)

Answer 8

Goldfish, Tuna, Trout, Catfish, and Cod

Question 9

Swim Bladder

Answer 9

A gas filled sac that is used to control buoyancy also known as the gas bladder

Question 10

Lungs

Answer 10

a respiratory organ in which oxygen from the air is exchanged with carbon dioxide from the blood

Question 11

Tadpole

Answer 11

the aquatic, fish shaped larva of a frog or toad

Question 12

Metamorphosis

Answer 12

a phase in the life cycle of many animals during which a rapid change from the immature form of an organism to the adult form takes place

Question 13

Caecilians (description)

Answer 13

Do not have legs and some have bony scales in their skin

Question 14

Salamanders (description)

Answer 14

Do not develop as tadpoles and do lose gills and grow lungs during the development

Question 15

Frogs (description)

Answer 15

Well developed ears and a long sticky toungue

Question 16

Toads (description)

Answer 16

Very similar to a frog and toads are a type of frog

Question 17

Reptiles

Answer 17

They grew thick dry skin that reduced water loss

Question 18

Amniotic Eggs

Answer 18

a type of egg that is surrounded by a membrane the amnion and that in reptiles birds and egg laying mammals contains a large amount of yolk and is surrounded by a shell

Question 19

Turtles (description)

Answer 19

Spend all or much time in the water have a shell that makes them slow inflexible

Question 20

Tortoises (description)

Answer 20

Generally live on land have a shell that makes them slow or inflexible

Question 21

Crocodiles (description)

Answer 21

Crocodiles and Alligators spend most of their time on water their eyes and nostrils are on top of their flat head

Question 22

Alligators (description)

Answer 22

Crocodiles and Alligators spend most of their time on water their eyes and nostrils are on top of their flat head

Question 23

Snakes (description)

Answer 23

Snakes are carnivores they have special organs in their mouth that help them smell prey

Question 24

Lizards (description)

Answer 24

Most lizards eat small insects and worms but some lizards eat plants

Question 25

Tuataras (description)

Answer 25

Live only in few islands off the coast of New Zealand and do not have visible ear openings