Chapter 33 Fish Review

The flap of tissue covering a fish's gills:

• Operculum

• Caudal fin

• Dorsal fin

• Lateral line

Which Phylum do the sharks, skates, rays and bony fish belong to?

• Agnatha

• Echinodiea

• Osteichthyes

• Chordata

What is a shark's adaptation to maintain neutral buoyancy?

• Fluid in the ears
•  Gas filled bladder
• Large oily liver
• Nictitating membrane

What kind of scales does a shark have?

• Placoid
• Ganoid
• Ctenoid
• Cycloid

What are the electroreceptors in the head of sharks, skates, and rays capable of detecting week electrical signals produced by muscular activity in other creatures?

• Operculum
• Chondrichthyes
• Echolocation
• Ampullae of Lorenzini

How many chambers are in the heart of a bony fish?

• 1

• 2

• 4

• 3

Which of the following describes the FIRST fish that appeared in the ocean?

• Lack of scales

• Lack of jaws & teeth

• Lack of gills

• Lack of a heart

Which type of fish has a swim bladder?

• Bony
• Jawless
• Cartilagenous

Which of the following means "without jaws"?

• Bony
• Notochord
• Agnatha
• Early

What term would be used to describe how a lamprey feeds?

• Saprophytic

• Parasitic

• Autotrophic

• Mutualistic