Protist Internet Lab

Protist Internet lab Name____________________________

Go to http://sciencespot.net/ and then click on the following links:

Kid Zone

Biology

Pond Water Basics

Smallest page

[or follow this link: http://www.microscopy-uk.org.uk/mag/wimsmall/x_smal1.html ]

Ciliates

1. What are ciliates?

2. Name three species of ciliates.

3. What’s another name for pseudopods? (not through etymology)

4. What are pseudopods used for?

5. Draw a typical paramecium. Label the cilia, micronucleus, oral groove, food vacuoles, macronucleus, cell mouth, contractile vacuoles. State what each is used for.

6. Draw a picture of “bell animalcules”. (click on the thumbnail to enlarge). What order does it belong to?

7. How do ciliates multiply?

8. What is another name for a paramecium?

9. Describe how you could make a paramecium culture.

10. Click on the link to Suctoria. Read on and state why this ciliate is given that name!

11. How do Suctoria reproduce?

Sun animalcules and amoebas

1. How does an amoeba move?

2. How does an amoeba eat?

3. How does an amoeba reproduce?

4. Why can some amoeba get so large?

5. What is another name for Sun animalcule?

6. Click on the thumbnail of the amoeba. Draw this and label the various organelles described.

7. What does “actinopod” mean?

8. What are axopodia? What is their purpose?

9. Describe radiolarians.

10. Describe forams.

11. What is a “test”? obviously, not the “test” you take in school!

Desmids

1. What are desmids?

2. What kind of water are they usually found in?

3. Click on the thumbnail. What kind of water is required to make this desmid?

4. What makes a desmid green?

5. What is the function of a pyrenoid?

6. How is a mucilage formed? What do desmids do with it?

7. List three common forms of green algae found in ponds in the summer.

8. Draw Xantidium.

Diatoms

1. Diatoms make ___ houses of ____.

2. What color are they usually?

3. When and where do diatoms bloom?

4. If you want to study them, how can you get some?

5. What are the two different groups of diatoms called? Describe each. Which is more common in fresh water? Which are more common in marine waters?

6. Which group can really move around the best?

7. What are the yellow-brown things in the picture?

8. What is a raphe? What is it used for?

9. Draw Asterionella.

Flagellated Protozoa

1. What scientific name is given to the flagella?

2. The eyespot enables the protozoa to do what?

3. What does the food vacuole do?

4. What does the contractile vacuole do?

5. Go down to Euglena. What are the rod-shaped structures for?

6. What might Haematococcus be doing in your yard?

7. Draw a Euglena. Label the flagellum, eyespot, light detector, contractile vacuole, nucleus, plasma membrane, chloroplast, pyrenoid, and paramylon granule.

8. Draw a dinoflagellate.

9. Describe how you could make your own “earth culture” of algae.

10. How could you do some “protozoan pet tricks”?