Flatworms: Reproduction and Taxonomy
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Questions and Answers

Many Platyhelminthes can reproduce ______________ as well as sexually.

asexually

In Platyhelminthes, the sense organs include ______________, Tactile and Chemoreceptive cells.

Ocelli

Turbellarians are characterized by having a ______________ epidermis with rhabdites.

ciliated

Parasitic flukes, like Cestodes, do not have a ______________ system.

<p>digestive</p> Signup and view all the answers

In Platyhelminthes, digestion occurs ______________, and undigested food is egested through the pharynx.

<p>extracellularly</p> Signup and view all the answers

Some Platyhelminthes are able to reproduce by ______________, resulting in chains of zooids.

<p>fission</p> Signup and view all the answers

Class Trematoda has two subclasses: ______ and Digenea.

<p>Apidogastrea</p> Signup and view all the answers

The ______ feature of Class Trematoda is the presence of two suckers.

<p>most distinctive external</p> Signup and view all the answers

The body surfaces of Class Trematoda comprise a tough ______ tegument.

<p>syncitial</p> Signup and view all the answers

The ______ capacity of Class Trematoda is increased.

<p>reproductive</p> Signup and view all the answers

Transmission of ______ occurs in fresh water.

<p>Schistosomiasis</p> Signup and view all the answers

Adult worms of Schistosomiasis live in the ______ that drain the urinary system.

<p>veins</p> Signup and view all the answers

During breeding season, each individual develops both male and female ______ which usually opens through a common genital pore.

<p>organs</p> Signup and view all the answers

The best-known turbellarians have light-sensitive ______ and centralized nerve nets.

<p>eyespots</p> Signup and view all the answers

Class Turbellaria is characterized by being nearly all ______ and mostly marine.

<p>free-living</p> Signup and view all the answers

Class Trematoda are parasitic ______ that live in or on other animals.

<p>flukes</p> Signup and view all the answers

Platyhelminthes detect food from some distance by means of ______.

<p>chemoreceptors</p> Signup and view all the answers

Platyhelminthes are largely ______ feeding on small crustaceans, nematodes, rotifers, and insects.

<p>carnivorous</p> Signup and view all the answers

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