Quiz on Dolphin Communication and Anatomy

What is the primary method dolphins use to communicate when they are in trouble?

• Leaping

• Touching

• Whistling

• Clicking

Which fin allows dolphins to maintain their equilibrium in the water?

• Spiracle

• Pectoral fin

• Dorsal fin

• Caudal fin

What is the common name of the species Tursiops truncatus?

• Bottlenose dolphin

• Beluga whale

• Narwhal

• Orca

How fast can dolphins reach in terms of miles per hour?

• 40 mph

• 30 mph

• 22 mph

• 15 mph

Tags

CCSS.6.RP.A.3B

What role does play fulfill for dolphins?

• Resting

• Mating

• Social bonding

• Hunting

What is the function of the melon in dolphins?

• To maintain equilibrium

• To store oxygen

• To propel them forward

• To concentrate and direct sound pulses

What type of signals do dolphins use for communication?

• All of the above

• Visual signals

• High-frequency signals

• Low-frequency signals

How long can dolphins go without taking in oxygen?

• 5 minutes

• 15 minutes

• 10 minutes

• 12 minutes

What is the primary purpose of echolocation in dolphins?

• Detecting obstacles

• Navigating

• Finding food

• Communication

What is the maximum frequency dolphins can hear?

• 15 kHz

• 50 kHz

• 100 kHz

• 150 kHz