From the results , algae and protozoa have a shape , color and can motile . Some protozoa use cilia and flagella for movement in the aquatic ecosystem.
Form the experiment, there are some wrong observe from many factors.
• Wrong Techniques.
• Wrong use Microscope.
• Don’t have algae and protozoa in the slides.
For these factors, they are cause of error result if everything is perfect the experiment will find algae and protozoa in slides from observation.