Name the four phyla that comprise the unicellular eukaryotes and give an example of an organism found in each phyla

Q28: Can you answer all the parts to this question, the list of answers are shown in the picture

What do you mean by phylum. Give example of various organisms which come under this category.

Twenty years ago, Pneumocystis jirovecii, a pathogen of immunocompromised patients that causes pneumonia, was classified as a protozoan because it is a chemoheterotroph that lacks a cell wall. However, taxonomists today classify Pneumocystitis as a fungus. Why do you think it was originally misclassified?

Describe features you would look for under the microscope to determine if a cell is prokaryotic or eukaryotic. If you knew your specimen belonged to Kingdom Protista, would that make it a prokaryote or a eukaryote?