Fishes
Amphibians
Reptiles
Birds
Mammals
100

The two major groups of fishes.

What are cartilaginous fish and bony fish?

100

Frog eggs are laid in water and undergo this type of fertilization.

What is external?

100

Often called the Age of Reptiles.

What is the Mesozoic Era?

100

Two main types of feathers

What are contour and down?

100

Having specialized teeth allows mammals to do this

What is eat a variety of foods?

200

The internal, gas filled organ that adjusts a fish's bouyancy.

What is a swim bladder?

200

Responsible for allowing wastes, urine, and eggs or sperm to leave the body.

What is the cloaca?

200

Characteristic of reptiles that allow them to live their entire lives out of water.

What is dry/scaly skin? 

What are lungs?

What are terrestrial eggs with several membranes?

200

The purpose of feathers

What is flight and warmth?

200

The main characteristics of mammals.

What is live birth/mammary glands?

What is hair/fur?

What are lungs?

What is endothermic?

300
Most fishes have these three features.

What are paired fins, gills, and scales?

300

This adaptation keeps amphibians from drying out on land.

What is moist skin with mucous glands?

300
Animals that rely on behavior to control their body temperature. 

What are ectotherms?

300

Although the origin of birds is not completely resolved, paleontologists believe that birds came from this ancestor.

What are extinct reptiles?

300

Respiration in mammals involves these things.

What is inhaling and exhaling using lungs and diaphragm?

400

There are two modern jawless fish. Name one.

What are hagfish/lampreys?

400

The reason behind amphibians having a "double life."

What is their larval stage is in water and their adult stage is on land?

400

One of the most important adaptations to life on land; consists of four membranes that protect and nourish the embryo.

What is the amniotic egg?

400

Animals that generate their own body heat

What are endotherms?


400

The purpose of having a backbone.

What is protection of spinal cord, movement, and provides support for the body?

500

The evolution of jaws was extremely important for this reason.

What is eating more foods and biting (defensively)?

500

The transition from water to land required that the terrestrial vertebrates had to do these things.

What is breathe air?

What is protect self and eggs from drying out?

What is support self against gravity?

500

The four groups of reptiles.

What are lizards and snakes?

What are crocodilians?

What are turtles and tortoises?

What are tuataras?

500
Adaptations that allow birds to fly. 

What are feathers and wings?

What are highly efficient bodily systems?

What are strong, lightweight bones?

What are strong chest muscles?

500

The three components of mammals' highly developed brains

What is cerebrum?

What is cerebellum?

What is medulla oblongata?