I WONDER - Do All Mollusks Have Shells? Me Pregunto - Todos Los Moluscos Tienen Conchas?

The video tutorial explores various types of mollusks, focusing on their protective structures like mantles and shells. It describes snails with single mantles, known as shells, and bivalves like oysters and clams with two mantles. The video also highlights the colorful patterns of mollusk shells and explains how mollusks move using their foot and muscles. Additionally, it covers non-shelled mollusks like octopuses and squid, which move by expelling water through a funnel.

What is the primary function of the mantle in mollusks?

• To aid in movement

• To protect the soft body

• To help in digestion

• To attract mates

Which of the following mollusks is known to have two mantles?

• Snail

• Octopus

• Clam

• Squid

What feature is commonly found on the shells of mollusks?

• Feathers

• Fur

• Scales

• Colorful patterns

How do mollusks with shells typically move?

• By flying

• By swimming

• By expanding and contracting a foot

• By jumping

What unique structure do octopuses and squids use for movement?

• Tentacles

• Funnel

• Fins

• Wings