Marine Science-Ch. 11 Marine Mammals

Mammals have the largest ____ of all vertebrates.

• brain

• heart

• liver

• lungs

Which of the following is NOT a use for blubber in a marine mammal?

• keep warm

• buoyancy

• food reserve

• attack prey

What are the animals often referred to as "unicorns of the sea" (because of their single tusk)?

• narwhals

• walrus

• manatees

• beaked whales

Which has spade-shape teeth?

• dolphin
• porpoise

What is baleen?

• Flexible bristles in the mouths of the whale used to filter prey out of the water.
• A way a dolphin navigates and locates prey.
• Something you blow up with air and use to decorate for a party.

Which is used to breath with?

• blubber
• baleen
• flukes
• blowhole

What is echolocation?

• A place on a map.
• Is when you yell in a large room and your voice repeats.
• The use of echoes to navigate or located prey.

Any member of the group of marine mammals which includes whales, dolphins, and porpoises.

• pinniped
• echolocation
• adaptation
• cetancean

Which is used to help the whale swim?

• blubber
• baleen
• blowhole
• flukes

Which has external ear flaps?

• sea lions
• seals