One-Celled and Many-Celled Animals 327 



PROJECTS 



1. Describe the structure of a protozoan you have observed with the aid 

 of the compound microscope. 



2. Make a report in regard to the usefulness or harmfulness of several 

 protozoa about which you have read. 



OUTDOOR OBSERVATION 



Make a list under proper headings of metazoa observed on the way to 

 school. 



REFERENCES 



Protozoa Calkins 



Applied Biology Bigelow 



