Assignment:
Prelab: Observing Protozoan Diversity
In lab this week, we will be observing 6 types of live protozoa under the microscope. We will also use different filters to change the color of the background and get more contrast with the microscope. Answer these questions and submit this document before lab. You can find the answers using the links provided, or use other sources. There are Wikipedia pages about all of the specimens we will be looking at.
1. How can you change a microscope from bright field to dark field? What is the difference in the way the image looks? (the first 2 minutes of this video will show you).
2. Amoeba proteus (video with info )
a. What do they look like? Copy and paste a picture here, along with the link to your source.
b. What do they eat?
c. How do they move?
d. What's one other interesting thing about them?
3. Euglena (video with info)
a. What do they look like? Copy and paste a picture here, along with the link to your source.
b. What do they eat?
c. How do they move?
d. What's one other interesting thing about them?
4. Paramecium (video with info)
a. What do they look like? Copy and paste a picture here, along with the link to your source.
b. What do they eat?
c. How do they move?
d. What's one other interesting thing about them?
5. Stentor (video with info)
a. What do they look like? Copy and paste a picture here, along with the link to your source.
b. What do they eat?
c. How do they move?
d. What's one other interesting thing about them?
6. Volvox (video with some info, but you might have to google the rest)
a. What do they look like? Copy and paste a picture here, along with the link to your source.
b. What do they eat?
c. How do they move?
d. What's one other interesting thing about them?
7. Spirostomum (video with info)
a. What do they look like? Copy and paste a picture here, along with the link to your source.
b. What do they eat?
c. How do they move?
d. What's one other interesting thing about them?