Fish & Amphibians

An ADULT frog can get it's oxygen through:

• gills & lungs
• gills only
• lungs only
• lungs and skin

Fish are.

• vertebrates

• invertebrates

• cnidarians

• arthropods

Fish breathe oxygen in water using its

• gills

• lungs

• nerves

• backbone

Toads are amphibians.

• true

• false

Which of the following is a characteristic of MOST amphibians?

• they have poisonous glands

• they begin life as aquatic organisms

• they breathe with gills throughout life

• they have dry, scaly skin

Which is NOT a kind of amphibian? 

• Toad
• Turtle
• Frog
• Newt

What is the flexible skeletal support rod?

• Dorsal Hollow Nerve Chord

• Notochord

• Pharyngeal slits

• Endoskeleton

Which structures do all chordates have at some point during their life time?

• Notochord, Hollow Nerve chord, Pharyngeal slits, Tail

• Notochord, Gill slits, Tail

• Hollow nerve chord, notochord, legs, wings

• Pharyngeal slits, Head, Thorax, Tail

Which of the following chordates are also vertebrates?

• Fish, Amphibians, Lancelets

• Fish, Birds, Reptiles, Mammals

• Tunicates, Sea squirts, Lancelets

• Lampreys, Lancelets, Amphibians

Which of the following represents invertebrate chordates?

• tunicates/lancelets

• lampreys/hagfish

• snakes/lizards

• sharks/skates