You're So Basic
Class Act
Anatomy
Reproduction
100

Cnidarian body type with a bell and downward facing tentacles.

What is medusa?

100

The Portuguese Man-of-War is actually formed with a colony of individual organisms called polyps and belongs in this class.

What is Hydrozoa?

100

The outer cell layer in a jellyfish.

What is the ectoderm?

100

Budding is considered this type of reproduction.

What is asexual?

200

This is the stinging cell of a Cnidarian.

What is a cnidocyte?

200

This class includes both hard and soft corals.

What is Anthozoa?

200

Stinging cells are located on these structures.

What are the tentacles?

200

This is another word that can be used to describe the term hermaphrodite, or that a jellyfish is able to produce both sperm and eggs.

What is monoecious?

300

This term means separate sexes.

What is a diocious?

300

The mobile medusa stage is completely absent in this class of Cnidarians.

What is Anthozoa?

300

These are the two stages of body forms for most jellyfish.

What are the polyp and medusa.

300

Jellyfish release sperm and eggs, also called these, in time with the full moon.

What are gametes?

400

This is the middle jelly-like layer of a jellyfish.

What is mesoglea?

400

Box jellies with potent toxins belong in this class.

What is cubozoa?

400

These are the plates found on a comb jelly.

What are ctenes?

400

This is the name of the larva that is formed after the fusion of egg and sperm.

What is a planula?

500

These two types of digestion are present in Phylum Cnidaria.  

intracellular and extracellular

500

The comb jelly belongs in this class.

What is Ctenophora?

500

This is the harpoon like structure located in the stinging cell.

What is the nematocyst?

500

In sexual reproduction, eggs or sperm are released out of this inner cavity of the jellyfish.

What is the gastrovascular cavity?