MARINE BIOLOGY MICROORGANISM LAB

NAME ____________________Spring 2014

VERSION THAT CAN BE DONE WITH THE DOLPHIN BOOK AND THE INTERNET OUTSIDE OF THE CLASSROOM.

• ALL of the organisms in this lab belong in Domain Eukarya, then Kingdom Protista.

• Protists are organisms that cannot be easily classified as bacteria, plants, animals, or fungi.

• Protists can be microscopic (as these are) OR HUGE (as some seaweeds are).

• Protists can be producers OR consumers.

Dinoflagellates (p.74-76)

• 3. What phylum do dinoflagellates belong in?

• 4. Some dinoflagellates use bioluminescence. What does this mean?

• 5. How do most dinoflagellates obtain energy (food)?

• 6. What type(s) of reproduction do most dinoflagellates use?

• 7. Explain how a “red tide” forms.

• 8. How is paralytic shellfish poisoning (PSP) related to dinoflagellates?

Diatoms (p. 71-73)

• 3. What phylum do diatoms belong to?

• 4. How do diatoms obtain energy (food)?

• 5. What substance are the shells of diatoms composed of?

• 6. What type(s) of reproduction do diatoms use?

• 7. Name 3 things diatomaceous earth used for.

Microscopes!

• Draw Diatoms and Dinoflagellates AT HIGH POWER (Blue striped objective) on the paper provided

• Drawings should be to scale! – Draw the organism so it fills the same amount of

space in the circle as it does when you look at the view from the microscope eyepiece.