Quizs for Fishes and Amphibians Ch28

It is important for amphibians to be able to sense the temperature of their surroundings because they are ___.

• spawning

• atrium

• jawless

• ectotherm

How does a skate differ from a lamprey?

• a skate has gills

• a skate has jaws

• a skate has a notochord

• a skate can secrete slime

A group of cells that develops into the nerve cord.

• atrium

• neural crest

• cloaca

• spawn

Which of the following is a feature of cartilaginous fish?

• They have a cartilaginous skeleton

• They have lungs

• They have a bony skeleton

• They have a swim bladder

Which of the following is a characteristic of jawless fish?

• They have paired fins

• They have jaws

• They have a notochord

• They have scales

Fish have a one loop circulatory system.

• True

• False

What is the organ labeled C?

• heart

• stomach

• espphagus

• liver

What is the primary function of the liver in vertebrates?

• To aid in respiration

• To store calcium

• To pump blood

• To filter toxins from the blood

Which of the following structures is not used by any amphibian species to exchange gas with the environment?

• cloacae

• gills

• lungs

• skin

What is the primary function of gills in fish?

• To protect against predators

• To store energy

• To aid in digestion

• To exchange gases with the environment