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WorksheetsFlatworms
Total questions: 18
Worksheet time: 9mins
Two types of unsegmented worms are the roundworms and the flatworms.
True
False
What phylum do flatworms belong too?
Annelida
Platyhelminthes
Nematoda
Flatworms have what kind of body cavity?
Acoelomate
Pseudocoelomate
Coelomate
What kind of symmetry do flatworms have?
They are asymmetrical
Radial symmetry
Bilateral Symmetry
Flatworms do not have gills or lungs and rely of diffusion through the skin to breathe
True
False
The structure that acts as a kidney in a planarian flatworm is called:
pharynx
ganglia
flame cell
The muscular tube near the mouth that aids in getting food is called the:
Pharynx
Gastrovascular Cavity
Flame cell
The planarian does not have a ganglia - small mass of nerves resembling a brain
True
False
The structure that detects light in the planarian flatworm is the
pharynx
flame cells
Eyespots
Planarians are free-living. They do not need a host to survive.
True
False
The mesoderm germ layer refers to an animals:
Lining of the digestive tract
Muscular tissue
Epidermis or Skin
The ectoderm germ layers refers to
The lining of the digestive tract
Muscle Tissue
The epidermis or skin
The endoderm germ layer refers to
The lining of the digestive tract
Muscle tissues
The epidermis or skin
The planarian flatworm uses a process called regeneration to reproduce asexually
True
False
The planarian flatworm has a complete digestive tract with a distinctive mouth and anus.
True
False
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
What is the primary host of the schistosoma blood fluke?
Human
Cat
Snail
Bat
