Marine Worms

Front

Which phylum do roundworms belong to?

Back

Nematoda

Front

What do worms use to breathe?

Back

Their skin.

Front

Which phylum of worms has bilateral symmetry, a one-way digestive system, respiration through skin, a hydrostatic skeleton, and a segmented body?

Back

Annelida

Front

Worms are invertebrates, which means they don't have what?

Back

A backbone.

Front

What organ do worms have 5 of?

Back

Heart.

Front

What is the main characteristic of the phylum Nematoda?

Back

Roundworms with a cylindrical body and a complete digestive system.

Front

What type of symmetry do Annelids exhibit?

Back

Bilateral symmetry.

Front

How do worms contribute to soil health?

Back

By aerating the soil and breaking down organic matter.

Front

What is the body structure of Annelids called?

Back

Segmented body.

Front

What is the primary function of a worm's skin?

Back

Respiration.