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WorksheetsCnidaria
Total questions: 15
Worksheet time: 15mins
Hydra reproduce asexually by
budding
nematocysts
gland cells
gametes
What phylum has two different forms that exist which are called the medusa and the polyp?
Phylum Porifera
Phylum Cnidaria
Phylum Platyhelminthes
Kingdom Animalia
What kind of symmetry does a Cnidarian have?
No Symmetry
Bilateral Symmetry
Radial Symmetry
Square
What phylum does this animal belong in the image?
Platyhelminthes
Cnidaria
Porifera
Plantae
Instead of a brain or central nervous system, jelly fish have what in place to help them respond to the environment.
Stinging Cells
Nerve Net
Nematocysts
Chloroplast
Which organism is NOT a Cnidarian?
What is the name of the phylum this organism belongs to?
Arthropoda
Annelida
Echinodermata
Cnidaria
Jellyfish and Sea Anemones are part of Phylum...
Porifera
Chordata
Cnidaria
Animalia
What type of symmetry do Cnidarians have?
Assymetrical
Radial
Bilateral
None
The key characteristic of Cnidarians is
Stinging Cells
Tentacles
Medusa
Spicules
What does SESSILE mean?
Free Floating
Attached to a surface
Strong swimmer
Planktonic
Color the tentacles orange
Circle the mouth
True or False: Jellyfish, Sea Anemones and Sponges can reproduce both sexually and asexually
True
False
Cnidaria
A) They have a complete digestive system
B) They possess stinging cells called nematocysts
C) They are primarily terrestrial organisms
D) They have a segmented body
