Nautilus Quiz: What Do You Know?

Quiz Questions

What is the scientific name for the nautilus?

• Nautilus macromphalus
• Nautilus pompilius
• Nautilus belauensis
• Nautilus stenomphalus

What type of animal is a nautilus?

• Fish
• Mollusk
• Mammal
• Reptile

What is the average size of a nautilus?

• 25-30 cm
• 15-20 cm
• 20-25 cm
• 10-15 cm

What is the maximum size of a nautilus?

• 40 cm
• 60 cm
• 50 cm
• 30 cm

What is the shell of a nautilus made of?

• Shell
• Cartilage
• Bone
• Scales

How many tentacles does a nautilus have?

• 10
• 4
• 90
• 6

What is the function of a nautilus' tentacles?

• To catch prey
• To breathe
• To swim
• To communicate

What is the diet of a nautilus?

• Plankton
• Crustaceans
• Fish
• Seaweed

What is the habitat of a nautilus?

• Swamps
• Saltwater
• Freshwater
• Deserts

What is the lifespan of a nautilus?

• 5-10 years
• 10-20 years
• 20-30 years
• 30-40 years

What is the scientific name for the chambered nautilus?

• Nautilus belauensis
• Nautilus pompilius
• Nautilus stenomphalus
• Nautilus macromphalus

What is the difference between a nautilus and a chambered nautilus?

• Number of tentacles
• Shell shape
• Habitat
• Size

What is the function of the siphuncle in a nautilus?

• To breathe
• To control buoyancy
• To communicate
• To catch prey

What is the purpose of the gas-filled chambers in a nautilus' shell?

• To protect the nautilus
• To attract mates
• To store food
• To provide buoyancy

What is the largest predator of the nautilus?

• Dolphins
• Sharks
• Whales
• Octopuses