Marine mammals review

Front

What is the significance of a four-chambered heart in marine mammals?

Back

Enables efficient oxygenation of blood.

Front

Which marine mammal has long front flippers and can swing their hind flippers forward to walk on land?

Back

Sea lions.

Front

What part of climate change is most damaging to marine mammals?

Back

Rising sea temperatures.

Front

Which marine mammal has spade-shaped teeth?

Back

Porpoise.

Front

What is the group of marine mammals that includes seals and walruses called?

Back

Pinnipedia.

Front

What is the primary diet of most marine mammals?

Back

Fish, squid, and crustaceans.

Front

What adaptation allows marine mammals to dive deep underwater?

Back

Increased myoglobin in muscles for oxygen storage.

Tags

NGSS.HS-LS4-4

Front

What is echolocation and which marine mammals use it?

Back

A biological sonar used by dolphins and some whales to locate objects.

Tags

NGSS.MS-LS4-4

Front

What is the primary difference between Odontoceti and Mysticeti?

Back

Odontoceti are toothed whales, while Mysticeti are baleen whales.

Tags

NGSS.MS-LS4-2

Front

How do marine mammals regulate their body temperature in cold water?

Back

Through a layer of blubber and countercurrent heat exchange.