WorksheetsPhylum Platyhelminthes
Total questions: 16
Worksheet time: 8mins
What phylum do flatworms belong too?
Annelida
Platyhelminthes
Nematoda
What kind of symmetry do flatworms have?
They are asymmetrical
Radial symmetry
Bilateral Symmetry
Which structure is only found in parasitic flatworms
Flame Cells
Pharynx
Scolex with hooks and suckers
Eyespots
What is the intermediate host of the Schistosoma blood fluke?
Human
Cat
Snail
Bat
Class Turbellaria includes which animals?
earthworms
flukes
tapeworms
planarians
Flatworms do not have gills or lungs and rely of diffusion through the skin to breathe
True
False
Which is not a type of flatworms?
Tapeworm
coelenterates
liverfluke
planaria
The segments making up the rest of the tapeworm's body
Gastrovascular Cavity
Organ Systems
Proglottids
Rostellum
Scolex
Which Class has Tapeworms
Cestoda
Monogenea
Trematoda
Nematoda
What is the middle tissue layer found in flatworms?
Endoderm
Mesoderm
Ectoderm
Coelom
Do flatworms have a definite head region and body organs?
Yes
No
How do flatworms take in oxygen?
Through gills
Through lungs
Through the skin
Through the mouth
What does the nervous system of flatworms consist of?
Brain and spinal cord
Ganglions arranged in a ladder-like pattern
Nerves and muscles
Sense organs
How do free-living flatworms reproduce asexually?
By laying eggs
By budding
By regeneration
By dividing
