Annelids (worms)

Front

What is the long fleshy tube that ribbon worms use to entangle their prey?

Back

Proboscis

Front

Which phylum includes all flatworms?

Back

Phylum Platyhelminthes

Front

What are the characteristics of the phylum Annelida?

Back

Bilateral symmetry, one-way digestive system, respiration through skin, hydrostatic skeleton, and segmented body.

Front

What is the excretory organ of an annelid that filters fluid in the coelom?

Back

Nephridia

Front

What term describes animals with a hollow, fluid-filled cavity completely surrounded by mesoderm?

Back

Coelomate

Front

What is the primary body plan of annelids?

Back

Segmented body plan.

Front

What is the function of setae in annelids?

Back

Setae are bristle-like structures that help in locomotion.

Front

What is the role of parapodia in polychaetes?

Back

Parapodia are used for locomotion and gas exchange.

Front

What type of circulatory system do annelids have?

Back

Closed circulatory system.

Front

What is the significance of a hydrostatic skeleton in annelids?

Back

It provides support and helps in movement.