Phyla Porifera, Cnidaria & Ctenophora Test
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | filtering small organisms from the water
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| What are sponges? | show 🗑
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| What are spicules? | show 🗑
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| What is the outer most tissue layer of a cnidarian? | show 🗑
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| What type of symmetry do sponges have? | show 🗑
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| show | budding, a break-up of original parent into fragments, and sexually with sperm and egg
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| Where does digestion in Cnidarians begin? | show 🗑
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| show | diffusion
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| show | sponges
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| show | cnidocytes
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| show | digestive cavity with one opening
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| show | produce both eggs and sperm
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| Adult sponges have this characteristic: | show 🗑
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| show | choanocytes
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| Water leaves a sponge through this opening: | show 🗑
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| Sponges are harvested because of this middle layer that contains: | show 🗑
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| show | polyp
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| What is the name of the cells that carry nutrients to the entire body of a sponge? | show 🗑
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| What is the other name for ctenophores? | show 🗑
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| What type of specialized cells is in ctenophores? | show 🗑
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| show | skin and nervous system
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| What is the name of the harpoons that contain venom in cnidarians? | show 🗑
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| What is the tube-shaped body form in some cnidarians? | show 🗑
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| These cnidarians provide shelter for many kinds of animals: | show 🗑
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| A Portuguese man of war is an example of: | show 🗑
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| These organisms are sessile as an adult: | show 🗑
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| What is the jellylike substance between the endoderm and ectoderm of a jellyfish called? | show 🗑
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| Do cnidarians and sponges have true tissues? | show 🗑
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| Which phyla display bioluminescence? | show 🗑
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| show | cnidarians
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| Are cnidarians, sponges and ctenophores simple animals with none having an organ level of cellular organization? | show 🗑
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| show | floating organisms; jelly fish
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| show | Porifera (sponges)
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| Which phylum defends itself by not tasting and smelling very good to larger predators? | show 🗑
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| What phyla does order physalia belong to? | show 🗑
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| Which phyla has bottom dwelling organisms that have branched tentacles and look more like sea slugs? | show 🗑
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| show | porifera
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| Which phyla has both a medusa and polyp stage: | show 🗑
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| show | porifera
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| Be able to describe 3 differences and 3 similarities between Phyla Porifera, Cnidaria and Ctenophora. | show 🗑
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Created by:
jlafferty
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