Mollusca - Speed Dating

Front

What does the class name 'Bivalvia' mean?

Back

It means 'two shells' as most members of this class have two shells that firmly close.

Front

Which class includes octopus, squid, cuttlefish, and nautiluses?

Back

Cephalopoda.

Front

What is a key characteristic of cephalopods regarding their shell?

Back

They usually lack an external shell but have an internal support rod called a pen.

Front

What unique feature do cephalopods have to escape predators?

Back

They have an ink sac.

Front

How do bivalves feed?

Back

They use their gills to trap food particles in the water, making them filter feeders.

Front

What are chromatophores?

Back

Color-changing cells that allow cephalopods to blend into their environment and communicate.

Front

What is the primary habitat of most mollusks?

Back

Aquatic environments, including both marine and freshwater habitats.

Front

What is the main body structure of mollusks?

Back

They typically have a soft body divided into three parts: the foot, the visceral mass, and the mantle.

Front

What is the function of the foot in mollusks?

Back

The foot is used for locomotion, attachment, and feeding.

Front

What is the mantle in mollusks?

Back

A significant part of the anatomy that secretes the shell and covers the visceral mass.