WorksheetsCnidarians
Total questions: 17
Worksheet time: 11mins
What class does the Portuguese Man O' War belong to?
Hydrozoa
Anthozoa
Scyphozoa
Cubozoa
Which of these is NOT a member of the phylum Cnidaria
Portuguese Man O' War
Moon Jelly
Sea Nettle
Comb Jelly
Instead of a brain, most cnidarians have a...
spinal chord
nerve net
sensory chain
neural branch
The stinging barb located in the tentacles of cnidarians are called
Cnidaria
Nematocyst
Mesoglea
Epidermis
During which stage of a jellyfishes life cycle is it most like an adult sea anemone
Planula larvae
Medusa
Polyp
Embryo
Which class of cnidarians spends practically all of its life in the benthic zone?
Ctenophore
Scyphozoa
Cubozoa
Anthozoa
Which other cnidarian is closet related to coral?
Jellyfish
Hydroids
Sea Anemone
Comb jellies
Which cnidarians do we not normally see in symbiotic relationships
Coral
Sea anemone
box jellies
Name this animal
Comb Jelly
Sea Nettle
Moon Jelly
Coral Polyp
Name this cnidarian
Moon Jellyfish
Lions mane jellyfish
Box jellyfish
Comb jelly
True or False: Hydrozoans live in colonies where each individual does the exact same job
True
False
What are the polyps at the TOP of the Portuguese man o war for?
Reproduction
Stinging & catching food
Digestion
Floatation
Name this cnidarian
Sea anemone
Brain Coral
Staghorn Coral
Hydroid
Corals and jellyfish are classified together mainly because they
share the same habitat
have stinging tentacles
are tropical
are planktonic
Cnidarian tentacles grow in a ring around their mouths, what kind of symmetry is that?
(seen in starfish too)
Radial
Bilateral
Asymmetry
Helix
What is the gel-like substance that makes up the majority of the jellyfish body?
Mesoglea
Gastrodermis
Epidermis
Nematocyst
Name this cnidarian
Moon jelly
Comb jelly
Sea Nettle
Box Jelly
