Write the characteristics of Ciliated protozoans.

(N/A) Ciliated protozoans are aquatic,actively moving organisms because of the presence of thousands of cilia.
$1$. They possess a cavity (gullet) that opens to the outside of the cell surface.
$2$. The coordinated movement of rows of cilia causes the water laden with food to be steered into the gullet.
$3$. An example of a ciliated protozoan is $Paramoecium$.