Bio II Unit 4 Exam Review

We dissected a lamprey in class. Which jawless fish class does the lamprey belong to?

• Cephalaspidomorphi

• Actinopterygii

• Myxini

• Sarcopterygii

• Chondrichthyes

We dissected a perch in class. Which bony fish class does the perch belong to?

• Cephalaspidomorphi

• Actinopterygii

• Myxini

• Sarcopterygii

• Chondrichthyes

We dissected a dogfish shark in class. Which cartilaginous fish class does the dogfish belong to?

• Cephalaspidomorphi

• Actinopterygii

• Myxini

• Sarcopterygii

• Chondrichthyes

Tailless amphibians belong to which order?

• Anura

• Caudata

• Gymnophiona

Amphibians that have tails belong to which order?

• Anura

• Caudata

• Gymnophiona

Amphibians that lack legs belong to which order?

• Anura

• Caudata

• Gymnophiona

A reptile produces an amniotic egg to prevent dehydration of the developing embryo; which means reptiles do NOT have to return to water to reproduce. What is it about the amniotic egg that makes this possible?

• 4 water-tight membranes

• The shell

• The air space

• The embryo

The earliest known reptile (the oldest), belongs to which order of reptiles?

• Chelonia

• Crocodilia

• Squamata

• Rhynchocephalia

The reptiles that have 4 chambered hearts belong to which order of reptiles?

• Chelonia

• Crocodilia

• Squamata

• Rhynchocephalia

The reptiles that make up the largest order belong to which order of reptiles?

• Chelonia

• Crocodilia

• Squamata

• Rhynchocephalia