Dolphin Knowledge Quiz

What distinguishes dolphins from fish?

• They have scales.

• They have gills.

• They lay eggs.

• They are mammals.

What is the function of a dolphin's blowhole?

• To help them swim faster.

• To store food.

• To produce sounds.

• To breathe air.

Which of the following is NOT a species of dolphin?

• Common dolphin

• Bottlenose dolphin

• Killer whale

• Great white shark

What is the largest species of dolphin?

• Amazon river dolphin

• Common dolphin

• Bottlenose dolphin

• Killer whale

What is the primary diet of most dolphins?

• Plankton

• Small fish and squid

• Seaweed

• Coral

How do dolphins manage to sleep without drowning?

• They use a special breathing apparatus.

• They sleep on land.

• They stop breathing while sleeping.

• They let half of their brain sleep at a time.

How do dolphins obtain the water they need?

• By drinking seawater.

• From the food they eat.

• By breathing it in.

• By absorbing it through their skin.

What percentage of their body weight do dolphins eat daily?

• 15%

• 10%

• 5%

• 1%

What unique feature do dolphins have regarding their stomach?

• They have three stomachs.

• They have two parts: one for storage and one for digestion.

• They have no stomach.

• They digest food in their mouth.

Why is it important to protect dolphins?

• They are the largest marine animals.

• They are a vital part of the marine ecosystem.

• They are dangerous predators.

• They can live on land.