Bio II Chapter 43 - Mammals

Marsupials are mammals that...

• have a pouch

• lay eggs

Monotremes are mammals that...

• have a pouch

• lay eggs

Where do mammals that are classified as Cetaceans live?

• on land

• in trees

• in water

• in air

How would you describe the heart of a mammal?

• 2 chambered

• 3 chambered

• 4 chambered

• 1 chambered

The offspring of most mammals remain inside the mother until development is MOSTLY complete. This is which of the following?

• Monotrem
• Marsupial
• Placental
• Oviparous

The platypus and the echidna are mammals that lay eggs. Which term applies?

• Marsupial

• Monotrem

• Placental

• Macrostelida

A kangaroo is a mammals that allows its offspring to continue development in a pouch. Which term applies?

• Marsupial

• Monotrem

• Placental

• Macrostelida

Which order does a dog belong to?

• Carnivora

• Cetacea

• Roentia

• Mammalia

Which order has mammals with limbs modified into flippers?

• Rodentia

• Mammalia

• Cetacea

• Marsupialia

What type of fertilization do mammals have?

• Internal
• External