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B
Paramoecium - cilia and cyclosis
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C
Trypanosoma - digenetic and flagellated
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D
All of the above
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Solution
The correct option is D All of the above Amoeba is a organism, which has the ability to alter its shape by extending and retracting pseudopodia. Most amoeba do have contractile vacuole, which expels excess water from the cell. Paramoecium is a unicellular ciliated Protozoa i.e, it possesses cilia. Paramecium demonstrate rotational cytoplasmic streaming, in which most cytoplasmic particles and organelles flow along permanent route, in a constant direction, which is known as cyclosis.
Trypanosoma is a genus of kinetoplastids, unicellular parasitic flagellate protozoa. They are digenetic, have two stages of multiplication, one sexual in mature form and the other asexual in the larval stages.