Vertebrates Part 2

Question 1

Chondrichthyes

Answer 1

Sharks and Stingrays

Question 2

Name some unique traits about Chondrichthyes.

Answer 2

1. Cartage Bones

2. Jaws

Question 3

Osteichthyes

Answer 3

Ray-finned and Lobe-finned fish

Question 4

Amphibia

Answer 4

Frogs, Toads, and Salamanders

Question 5

What do Amphibians need for reproduction and why?

Answer 5

Water because,

1. The female covers the eggs with a jelly-like substance that causes the eggs to float to the water’s surface.
2. Gives the creatures higher chances of for one of the larvas to survive. (They lay over 1000 eggs)

Question 6

Reptilia

Answer 6

Lizards, Snakes, Turtles, and Crocodilians

Question 7

How come reptiles don’t need water for reproduction?

Answer 7

The eggs are amniotic, so they can be laid on land instead of in water. The eggs are more mature than eggs from Amphibians.

Question 8

Aves

Answer 8

Birds

Question 9

Mammalia

Answer 9

Mammals

Question 10

Name unique traits about Aves and Mammalia.

Answer 10

1. Descended from Dinosaurs
2. Hair/Fur(Feathers)
3. Warm-blooded

Question 11

Function of Lungs

Answer 11

Gas Exchange

Question 12

Function of Skin

Answer 12

Thermoregulation

Question 13

Function of Gall Bladder

Answer 13

Stores Bile

Question 14

Function of Kidneys

Answer 14

Waste Elimination

Question 15

Function of Heart

Answer 15

Movement of gasses, nutrients and wastes