WorksheetsSponge and Jellies Vocab check
Total questions: 16
Worksheet time: 12mins
What does the term sessile mean?
Free swimming
Attached to a surface
Pore in side of sponge
Silica or calcium internal structure in spone
What is a spicule?
Free swimming
Attached to a surface
Pore in side of sponge
Silica or calcium internal structure in sponge
Pick the word that best describes this organism
Polyp
Medusa
Sessile
Osculum
Which choice best describes a polyp?
Sessile, early stage jellyfish
Free swimming adult jellyfish
Opening in side of sponge
Opening where water exits from a sponge
This organism is attached to the bottom of the ocean. What is it?
A medusa (adult jellyfish)
A polyp (juvenile jellyfish)
A medusa (juvenile jellyfish)
A polyp (adult jellyfish)
What are these microscope structures and where are they found?
Collar cells in jellyfish
Ostia in sponges
Nematocysts in jellyfish
Spicules in sponges
What is the opening on the side of the sponge called and what occurs here?
Osculum- where water exits
Collar cell- moves water through sponge
Spicule- provides structure and support
Ostia- where water enters
What are these top openings in the sponge called and what happens here?
Ostia- Where water enters
Spicules- Provide support and structure
Osculum- Where water exits
Collar cells- Create current for filter feeding
Cells that create current in sponges and capture plankton during filter feeding
Spicules
Ostia
Osculum
Collar cells
Stinging structures found in some jellyfish and sea anemones
Spicules
Collar cells
Nematocysts
Medusas
Which is the aboral surface?
A
B
Both because it has radial symmetry
Trick question. Neither
Which is the oral surface on this organism?
A
B
Both because they have radial symmetry
Trick question. Neither.
True Jellyfish belong to which class of cnidaria?
Cubozoa
Hydrozoa
Schyphoza
Anthozoa
The Portuguese Man of War belongs to which class of cnidaria?
Cubozoa
Hydrozoa
Schyphoza
Anthozoa
Sea Anemones and corals belong to which class of cnidaria?
Cubozoa
Hydrozoa
Schyphoza
Anthozoa
Box jellies belong to which class of cnidaria?
Cubozoa
Hydrozoa
Schyphoza
Anthozoa
