Question

what are the four main groups of protozoans?

Answer 1

There are 4 groups depending on how they move or live
1) Protozoans with Pseudopods:
--They move and obtain food using pseudopods
--pseudopods are temprory bulges of the cell that help a obtain food and move .

2) Ciliates (Protozoans with Cilia)

--Move and obtain food by cilia
--Cilia are hair like structures that help obtain food and move

3) Flagellates ( Protoans with flagella )
--Only move using flagella
--Flagella: long whip-like structures that move in a propeller motion
--May have 1 or more flagella
--obtain food as parasites

4) Parasitic Protozoans
--Move using flagella and obtain food as parasites
--Parasites : Organisms that live in or on a host causing it harm to benifit itself.


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Answer 2

The four main groups of protozoans are the sarcodina, the ciliates, the zooflagellates, and the sporozoan.

Answer 3

http://en.wikipedia.org/wiki/Protozoa#Classification