General Study Guide for fish, amphibians, and reptiles

Question 1

Describe the characteristics of all fish

Answer 1

they live in water and they have a backbone

Question 2

Distinguish between the 3 classes of fish

Answer 2

Agnatha
Chondrichthyes
Osteichthyes

Question 3

Identify the common characteristics of reptiles

Answer 3

They have backbones
Their bodies are completely covered with scales
They are cold-blooded
Reptiles produce shelled eggs or bear live young.
All species fertilize eggs internally
All species of reptiles have at least one lung

Question 4

Distinguish between the 4 classes of modern reptiles and give an example

Answer 4

Crocodilia, which includes crocodiles and alligators
Sphenodontia, or tuataras
Squamata, which includes lizards and snakes
Testudines, such as turtles and tortoises