Phylum Annelida
Phylum Mollusca
Phylum Arthropoda
Phylum Echinodermata
Invert Fun Facts
100

The common name for the Phylum Annelida?

What are segmented worms, or ringed worms?

100

Every mollusk has these three features.

What is a head, a body, and muscular foot?


100
One of the main characteristics of arthropods are their external skeletons.

What is an exoskeleton?

100

Echinoderms have an interior skeleton called an _____. 

What is endoskeleton?

100

These arthropods have four pairs of legs and a pair of feeding limbs.

What are arachnids?

200

Annelids live in these three types of environments.

What are moist soil, saltwater, and freshwater?

200

A tongue-like organ that mollusks use to cut, rip or shred their food.

What is a radula?

200

The Phylum Arthropoda has this type of symmetry.

What is bilateral symmetry?

200
The Phylum of Echinodermata has this type of symmetry.

What is radial symmetry?

200

This type of arthropod has two pairs of short legs on each body segment. 

What is a millipede?

300
These are two examples of annelids.

What are Earthworms and Leeches?

300

These types of mollusks are protected by two shells hinged together.

What are oysters, mussels, and scallops?

300

Shedding of an exoskeleton and the secretion of a larger one. 

What is molting?

300

Echinoderms live exclusively in this type of environment. 

What is a marine environment?

300

This arthropod has poisonous claws to paralyze its prey.

What are centipedes?

400

Where does the Annelid Class of Polychaeta live?

What is a marine environment?

400

This type of Mollusk has no shell.

What is an octopus?
400

Insects have these three body parts.

What is a head, thorax, and abdomen?

400

Network of canals inside an echinoderm that circulates water and allow them to move. 

What are tube feet?

400

Insects live everywhere on Earth, except in this one place.

What is the deep ocean?

500

Fluid filled cavity between the outer body wall and and the gut. First seen in annelids. 

What is a coelom?

500

This Class of mollusks have large heads, large eyes, and grasping tentacles. Examples include nautiloids, cuttlefish, squid, and octopus

What is Cephalopoda?

500

There are five main groups of arthropods.

What are crustaceans, centipedes, millipede, arachnids and insects?

500

These are the five classes of echinoderms. (common names OK)

What are starfish, brittle stars, sea cucumbers, and crinoids (sea feathers).

500

These are the only invertebrates that can fly. 

What are insects?