Quiz - 12.5 Vertebrate Evolution

Mammals evolved from ____-like ancestors.

• amphibian

• reptile

• fish

• bird

The first amniotic vertebrates were reptiles.

• True

• False

Which was the first vertebrate to lay amniotic eggs?

• Amphibians

• Fish

• Birds

• Reptiles

A shark has a skeleton made of ____.

• Cartlidge

• Bone

• Muscle

• Skin

From which type of vertebrate did birds evolve?

• Amphibians

• Fish

• Birds

• Reptiles

The first amphibians evolved from a _____.

• ray-finned fish

• lobe-finned fish

• cartilaginous fish

• hagfish

The evolution of ____ eggs meant that vertebrates were no longer tied to water for reproduction.

• Oviparous

• Ovoviviparous

• Amniotic

• Viviparous

____ evolved endothermy.

• Mammals

• BOTH Mammals AND Birds

• Birds

• None of these

The regulation of body temperature from the outside through behavioral changes such as basking in the sun is called ectothermy.

• True

• False

What is the term for regulating body temperature from the inside through metabolic or other physical changes?

• Endothermy

• Thermoregulation

• Homeostasis

• Hibernation