Mammals

Which is not a characteristic of mammals?

• three chambered heart

• inner ear bones

• endothermic

• have mammary glands

What phylum are mammals in?

• Invertebrata

• Vertebrata

• Chordata

• Animalia

What kingdom are mammals in?

• Invertebrata

• Vertebrata

• Chordata

• Animalia

Which terms means warm blooded?

• Ectotherm

• Endotherm

• Exotherm

What type of birth is typical for most mammals?

• Egg-Laying

• Placental

• Pouch

Why didn't mammals flourish until the cenozoic era?

• Dinosaurs were the dominant species

• It was too cold

• There was not enough land mass for them

• They all lived in the water

Is the platypus a mammal?

• yes

• no

Most mammals give live birth called

• viviparous

• oviparous

• ovoviparous

Animals, like a kangaroo, give live birth to very underdeveloped babies. The babies then complete their development in the mothers pouch are called

• marsupials

• monotremes

• placentals

• reptiles

The duck-billed platypus and the echidna are the only egg laying mammals in the group

• monotreme

• marsupial

• placental

• therapsid