Types of Protists

and their Ecological Importance

View the following videos/photos to complete the following:

1. Describe the difference between autotroph and heterotroph protists and give examples of each. Consider how do these types of protists get their food.


2. Describe the unique characteristics of an amoeba, paramecium, and volvox. Consider structures and movements you see in the videos.


2. Explain the ecological importance of protists. What role do protists have in the world?


When watching the video below, start it at 8:15 and finish to the end.
Old & Odd: Archaea, Bacteria & Protists - CrashCourse Biology #35
Amazing Microscopic HD Video! Paramecium Feeding!!

The Ecological Role of Protists...

Underwater Kelp Forests