fish quiz

What are the 3 characteristics unique to all Chordates?

• notochord, vertebrae, pharyngeal slits,

• notochord, skull, pharyngeal slits,

• notochord, nerve cord, gill slits,

• notochord, ventral nerve cord, operculum

What is the purpose of a lateral line system?

• detect vibrations in water
• see long distances
• keep fish afloat
• digest food

What fin is showing on this shark?

• dorsal
• pectoral
• caudal

Where do fish take in oxygen?

• Lungs
• Gills
• Mouth
• Skin

What does the term ectothermic mean?

• The temperature of the organism is regulated by the organism.
• The temperature of the organism is regulated by the environment.
• The temperature of the organism stays constant.

This fin is responsible for forward propulsion.

• Dorsal

• Anal

• Pelvic

• Caudal

Which of these systems help with bouyancy?

• Scales

• lateral line

• Swim bladder

• dorsal fin

The hard plate that covers and protects the gills of bony fish?

• Operculum

• Cartilage

• Bone

• Gill arches

How many chambers do the hearts of fish have?

• one
• two
• three
• four

What is structure A?

• pectoral fin

• caudal fin

• pelvic fin

• anal fin