Quiz 2 Study Guide Bio 2

This organism belongs to the phylum:

Porifera

All these organisms belong to the phylum:

Cnidaria

What class does this belong to?

Hydra

What class does this belong to?

Scyphozoa

What class does this belong to?

Cubozoa

What class does this belong to?

Anthozoa

The opening at the top of sponges where filtered water leaves is known as a(n):

Osculum

Under extreme weather conditions, a sponge will create reproductive buds called:

Gemmules

This organism belongs to the class:

Scyphozoa

The motile form of most Cniderian's life cycle that is involved in sexual reproduction is called a:

Medusa

Cniderians exhibit:

Radial symmetry

Corals are part of the class/subphylum:

Anthozoa

Species in the class Turbellaria (flatworms) are:

Acoelomate

This organism belongs to the class:

Polyplacophora

Mollusk shells are made of:

Calcium carbonate

The ribbon of teeth used by some mollusks for feeding is called a:

Radula

What phylum do these organisms belong to?

Phylum Platyhelminthes

What phylum does this organism belong to?

Phylum Rotifera

What phylum do these organisms belong to?

Phylum Mollusca

This organism is part of the class:

Cephalopoda

What class does this organism belong to?

Class Polyplacophora (Mollusca)

What class does this organism belong to?

Gastropoda

What phylum do segmented worms belong to?

Phylum Annelida (Oligochaeta)

What class do leeches belong to?

Hirudinea

What class does this organism belong to?

Polychaeta (Annelida)

What class do earthworms belong to?

Oligochaeta

What phylum do Roundworms belong?

Phylum Nematoda

What phylum do Velvet worms belong to?

Phylum Onychophora

What phylum does this organism belong to?

Phylum Tardigrada

What phylum do these organisms belong?

Arthropoda

What Suphylum do these organisms belong to?

Subphylum Chelicerata

Some members of the Annelida are called bristle worms due to the stiff hair-like extensions called:

Setae

These organisms are part of the phylum:

Tardigrada

The arrow is pointing to the: (Horseshoe Crab)

Telson

When an organism has early developmental stages that are similar in body plan to the adult, we refer to it as undergoing:

Incomplete metamorphosis

This organism is part of the class: (Millipede)

Diplopoda

The structure labeled with the arrow on the head of this wolf spider is one of the:

Chelicerae

Arthropod exoskeletons are primarily made of:

Chitin

Ticks are part of the class:

Arachnidia