Invertebrates Review

All insects have _____ legs.

• 6
• 8
• 10

What is an invertebrate?

• An animal with a backbone
• a mammal
• An animal without a backbone
• birds

This picture is an example of which group of invertebrates?

• Segmented worms
• Fish
• Sponges
• Arthropods

The organism in the picture is a(n)

• echinoderm
• mollusk
• arthropod
• cnidarian

The picture shows an example of a(n)

• echinoderm
• cnidarian
• mollusk
• annelid

Arthropods have an outer covering called a(n)_________

• endoskeleton
• bones
• exoskeleton
• armor

I have a soft-body, a hard shell, and live on land and water.  What am I?

• Mollusk
• Arthropod
• Echinoderm
• Cnidarian

In what phylum am I?

• Mollusk
• Echinoderm
• Cnidarian
• Annelid

Which animal can regrow its arm if its broken off?

• sea otter
• clam
• jellyfish
• starfish

Between 90-95% of all animals on earth can be classified as _____.

• invertebrates
• vertebrates
• reptiles
• mammals