From the provided information we can conclude that we are most likely observing an example of a protozoan.
As per the question, we are looking at a drop of pond water and in the field of view, we observed a moving unicellular organism with short hair like structures surrounding the outside surface of the cell. Thus from the provided information we can clearly say that we are most likely observing an example of a protozoan.
Protozoa are a group of one-celled eukaryotes, either free living or parasitic and they feed on organic matter such as other microorganisms, debris and organic tissues. Amoeba, Euglena, Trypanosoma, Trypanosoma and Paramecium are examples of protozoa.
To know more about protozoa refer to the link:
https://brainly.com/question/15427385
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