Apologia Marine Biology module 4 | Baamboozle - Baamboozle

What kind of symmetry do each of these phylums have? Porafora, Cnidaian, Ctenophora, Platyhelminthes,

Poraphora(sponge): no symmetry, Cnidarian(sea anemone, coral):radial, Ctneophora (Comb Jellies): bilateral, platyhelminthes(flat worms):bilateral

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There are 3 classes of Cnidarians - Hydrozoa, Scyphozoa, and Anthozoa. Give an example of each.

Hydrozoa - hydra or Portuguese man of war, Scyphozoa - jellyfish, Anthozoa - coral, sea anemone, sea pens, sea fans, sea plumes

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banana

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fairy

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gift

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lifesaver

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Do sponges have specialized cells or specialized tissue?

specialized cells, (Cnidarians have specialized tissue)

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What is the crown of ciliated tentacles used for feeding called?

Lophophorate

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What is an osculum?

A large opening on a sponge through which filtered water is expelled

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What phylum has segmented worms?

Annelida. this phylum has segmented body parts, a true gut in a coelom, and a closed circulatory system

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What phylum are tapeworms in? What is unique about them?

Phylum Platyhelminthes, cestoda. They live in the digestive tract of vertebrates. they have not gut or mouth, they absorb nutrients through their skin

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rocket

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baam

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How is a coral reef made?

The base is made of the remains of previous generations. Only the outside has living organisms

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trap

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star

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rocket

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thief

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What produces gametes in a sponge?

either the amoebocytes or the collar cells

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What are gills?

Extensions of the body containing thin-walled blood vessels that allow for the absorption of oxygen from the outside surface

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lifesaver

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star

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shark

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baam

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How do tapeworms get their nutrients?

They absorb nutrients through their skin from the digestive tract of the host. They have no gut or mouth, and rely on the host to digest the food for them

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How do nematocysts function?

It is a capsule that contains a coiled thread that can be shot outwards to catch prey or repel predators.

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