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By Leroy Stevens,2014-06-13 15:51
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    M. Keffer Biology 10A 422989749.doc

     video: world of the protozoa (unitedstreaming) 1. what does the term “protozoa” mean?

    2. how does a protozoan (protist) differ in its nucleus/nuclei from a bacteria? 3. what are the two major “divisions” of protists?

    4. what is the other name for plant-like protozoa?

    5. what is one major importance of algae in the food chain?

    6. photosynthesis produces what other important substance (other than food)? 7. what is a cell colony?

    8. what is spyrogyra? describe its unique appearance.

    9. what is volvox? describe its appearance.

    10. what is flagella?

    11. what are diatoms?

    12. what is euglena?

     part 2

    1. what does symbiosis mean?

    2. Describe the stentor. how does the stentor make use of symbiosis? 3. List three specialized structures used by various protists. 4. describe the feeding method used by stentor, paramecium, and vorticella

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    M. Keffer Biology 10A 422989749.doc

    5. decribe the feeding method used by the amoeba.

    6. what is amoeboid movement?

    7. what is phagocytosis?

    8. what is the benefit of sexual reproduction?

     video quiz 1

    1. protist is another word for protozoan.

    2. diatoms like these produce oxygen

    3. this organism is green because it contains a chemical called ____. 4. this water flea could not be a protist because its body is made up of many different cells 5. this volvox is a ___ of identical cells

    6. these whiplike cell projections called flagella are used mostly for protection. 7. both these bacteria and these protists are cells with nuclei.

    8. bacteria not only decompose remains of once-living things; they are also an important source of

    food for protozoa.

    9. the chloroplasts that wind around in these cells are the organelles where photosynthesis takes


    10. diatoms are major food consumers in a food chain.

     video quiz 2

    1. a separate nucleus like that seen in amoeba would never be found in plants or animals. 2. nuclei control most of the activities of cells.

    3. the sacs filled after the paramecium takes in food are called _____ vacuoles. 4. this amoeba has a unique form of motion called _____ movement. 5. didinium moves by waving cilia.

    6. the light sensitive area on the euglena is called _____

    7. stentor is green because it has algae living inside its body.

    8. vorticella feeds in much different way from stentor.

    9. simple cell division is an asexual method of reproduction.

    10. these mating strands of algae are reproducing sexually.

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