crustations
Echinoderms
Mollusks
annelids
Arthropods
100

An animal without a backbone

Invertebrate 

100

An animal with an internal skeleton and a body divided into 5 equal parts 

Echinoderm

100

What is the difference between a snail and a slug

Snails have large shells, slugs have no shells 

100

Animal with a worm-like and segmented body 

annelids

100

How many pairs of wings do most insects have? 

Two

200

Animals that have segmented bodies, jointed legs and hard exoskeletons are called…..

Arthropods 

200

Animals with a sack-like body and a single opening

Cnidarians 

200

What are two characteristics of a mollusk 

Soft bodies, most have shells 

200

Name two places worms can be found

In soil and in the water 

200

The process by which a larvae becomes an adult

Metamorphosis 

300

Name four animals part of the crustacean class

Shrimp, lobster, crabs, barnacles 

300

What are two characteristics of an echinoderm? 

Spiny skin and tube feet

300

What is a Porifera 

An animal similar to a sea sponge 

300

What is an earthworm’s Job

Decomposition 

300

What are the 3 main parts of an insect’s body

Head, thorax, abdomen 

400

How do crustaceans begin life? 

They start as eggs that hatch into larva

400

What kind of animal are there more of in the ocean than any other animal 

invertebrates 

400

How do octopus and squids move through the water? 

Jet propulsion 

400

What are the four main groups of worms 

Ribbon worms, flatworms, segmented worms, and round worms 

400

Four stages of Metamorphosis 

Egg, larva, chrysalis, adult

500

What is molting 

When a crab grows, it sheds its old shell and grows a new one 

500

Coral begins its life cycle as a…

Polyp

500

An animal with two shells and a is a filter feeder 

Bivalve 

500

Where do parasitic worms life

In animals and plants 

500

What does it mean to be a social insect

It functions as a member of a colony