General Characteristics
Feeding and Digestion
Body Structure
Divisions of Flatworms
Miscellaneous
100
Flatworms display this kind of symmetry.
What is Bilateral Symmetry?
100
Flatworms eject waste out of this orifice.
What is the mouth?
100
Connecting nerve tissue in a flatworm look like this.
What is rungs of a ladder.
100
There are this many classes/divisions in phylum Platehelminthes.
What is 3 classes.
100
Free living flatworms reproduce through this process.
What is regeneration?
200
A flatworms body resembles this.
What is a ribbon?
200
A flatworm uses this muscular tube like organ to release digestive enzymes and suck partially digested food particles into the digestive tract.
What is the pharynx.
200
These run the length of a flatworms body and make up the nervous system.
What are nerve cords.
200
Turbellarians can see using this group of photosensitive cells.
What is an eye spot?
200
Flatworms use this substance to lubricate themselves and stick to surfaces.
What is mucus?
300
Most flatworms are primarily this trophic level.
What is parasitic
300
Free living flatworms feed on these kind of organisms.
What is dead and non living organisms.
300
nerve balls that make up small swellings at the interior ends of the nerve cords that send signals to and from the rest of the body.
What are ganglion
300
All tapeworms are members of this class.
What is class Cestoda.
300
flatworms live in these kind of environments.
What is marine, freshwater and moist land environments?
400
How many species of flatworms are there?
What is 20,000 species
400
Some flatworms can absorb digested food through this layer of the body.
What is the body wall.
400
Flatworms lack these two types of organs.
What is circulatory and respiratory.
400
This group is parasitic and injects the blood and organs of it's host.
What is Class Trematoda
400
A flatworm is classified as this, meaning it produces both egg and sperm.
What is a hermaphrodite?
500
Flatworms lack this two parts of the body, but have a definite head region.
What are the coelum and body cavities
500
Parasitic flatworms use these to attach to a host.
What are hooks and suckers.
500
These types of cells help sweep substances into the tubules that make up the excretory system and prevent the flatworm from becoming water logged.
What are flame cells.
500
Name the three types of flatworms.
What are Trematoda, Turbellaria and Cestoda
500
A flatworm's cells use this process to move substances throughout it's body.
What is diffusion?
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