Coelenterata Test Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Question | Answer |
How do sponges obtain food? | filtering small organisms from the water |
What are sponges? | organisms with no tissues, simplest of all animals, and contain cells called choanocytes |
What are spicules? | spicules are hard needles in the wall of a sponge |
What is the outer most tissue layer of a cnidarian? | ectoderm |
What type of symmetry do sponges have? | asymmetry |
How do sponges reproduce? | budding, a break-up of original parent into fragments, and sexually with sperm and egg |
Where does digestion in Cnidarians begin? | gastrovascular cavity |
Sponges and cnidarians remove wastes through: | diffusion |
Which organism is at the bottom of the phylogenetic tree: Sponges, Cnidarians or Ctenophores? | sponges |
These cells in cnidarians are responsible for paralyzing prey: | cnidocytes |
What is a gastrovascular cavity? | digestive cavity with one opening |
What are hermaphrodites? | produce both eggs and sperm |
Adult sponges have this characteristic: | have body walls with many pores |
In sponges, currents are created by these cells: | choanocytes |
Water leaves a sponge through this opening: | osculum |
Sponges are harvested because of this middle layer that contains: | a protein called spongin which holds water and releases it when squeezed. |
What is one characteristic of a sea anemone? | polyp |
What is the name of the cells that carry nutrients to the entire body of a sponge? | amoebocytes |
What is the other name for ctenophores? | comb jellies |
What type of specialized cells is in ctenophores? | collarblasts |
What does the ectoderm become as the cnidarians develop? | skin and nervous system |
What is the name of the harpoons that contain venom in cnidarians? | nematocytes |
What is the tube-shaped body form in some cnidarians? | polyp |
These cnidarians provide shelter for many kinds of animals: | sea anemone |
A Portuguese man of war is an example of: | hydrozoan colony |
These organisms are sessile as an adult: | sponge, sea anemone, sea whip |
What is the jellylike substance between the endoderm and ectoderm of a jellyfish called? | mesoglea |
Do cnidarians and sponges have true tissues? | No |
Which phyla display bioluminescence? | ctenophora |
Which phyla can sting? | cnidarians |
Are cnidarians, sponges and ctenophores simple animals with none having an organ level of cellular organization? | Yes |
What is planktonic? Which animals are recognized as planktonic carnivores? | floating organisms; jelly fish |
Which phyla has a skeleton made of tiny, hard particles of calcium carbonate? | Porifera (sponges) |
Which phylum defends itself by not tasting and smelling very good to larger predators? | ctenophora |
What phyla does order physalia belong to? | cnidarians |
Which phyla has bottom dwelling organisms that have branched tentacles and look more like sea slugs? | ctenophora |
Which phyla has tiny pores that allow water to enter: | porifera |
Which phyla has both a medusa and polyp stage: | cnidarians |
Which phyla has a skeleton made of silica? | porifera |
Be able to describe 3 differences and 3 similarities between Phyla Porifera, Cnidaria and Ctenophora. | (see Venn diagram) |
Created by:
jlafferty
Popular Biology sets