Definitions
Insects
Crustacean
Mollusks
Worms
100

A hard, outer skeleton that surrounds an animals body

Exoskeleton

100

How many legs do insects have?

Six
100

How do crustaceans begin life?

As an egg

100

What is the main structure of a mollusk called?

Mantle

100

Are leeches considered worms?

Yes

200

A major change in the animals body shape during it's life cycle

Metamorphasis

200

How many wings do insects have?

Two
200

What protects the soft body of a crustacean?

The exoskeleton

200

What is the main difference between a slug and a snail?

The slug shell is on the inside, the snail shell is on the outside

200

What is the role of worms in the ecosystem?

They decompose matter so that nutrients can be distributed and cycled back through the ecosystem

300

A mollusk with a shell made of two parts or valves, like an oyster or clam

Bivalve

300

What is it called when an insect completely changes it's chemistry and shape during git's life cycle?

Metamorphasis

300

What happens when crustaceans out-grow their cell?

They molt the shell and grow a new one

300

How would a squid or octopus move?

Jet propulsion

300

Where do parasitic worms live?

In plants and/or animals

400

An immature insect that resembles an adult, but has no wings

Nymph
400

How many parts make up an insets body

Three

400

What is the difference between Hermit crabs and large crabs in the ocean?

Hermit crabs do not grow their own shells

400

What are considered to be the most intelligent Mollusks?

Octopus and squid

400

What are the four main groups of worms?

Ribbon Worms, Flatworms, Segmented Worms, and Roundworms

500

What is the term for the umbrella-shaped, swimming stage in the life cycle of a jellyfish?

Medusa

500

What are the parts called that make up an insects body?

Head, Thorax, Abdomen

500

How many legs do crustaceans have?

Ten

500

What is the most important things to mollusks in terms of their survival?  Think about their anatomy and what the one thing they absolutely need

Moisture

500

Where do you find worms?  The land, water, or air?

Land and water