exam2-f09

exam2-f09 - Name_ Biology 1202 Fall 2009, Exam 2...

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Name_ Biology 1202 Fall 2009, Exam 2 Instructions: Use a no. 2 pencil to write your name and LSD ID#, and bubble them in, on the provided scantron. Select the best answer for each of the questions. 1. Which of the following would be the best description of Euglena a. A photo-autotroph (£) A mixotroph c. A chemo-heterotroph 2. Which of the following is the correct order of events in endosymbiosis ?\n of nuclear membrane, engulfing bacterial heterotroph, engulfing bacterial autotroph b. Engulfing bacterial autotroph, engulfing bacterial heterotroph, formation of nuclear membrane c. Formation of nuclear membrane, engulfing bacterial autotroph, engulfing bacterial heterotroph d. Engulfing bacterial heterotroph, engulfing bacterial autotroph, formation of nuclear membrane. 3. Which of the following suggest bacterial symbionts are the source of eukaryote organelles? 'a. Organelles are similar in size to bacteria • b. Organelles divide by binary fission like bacteria c. Many organelles have circular DMA chromosomes like bacteria 'd. The layers of membranes surrounding organelles agree with the hypothesis of endosymbiosis of the above are evidence of endosymbiotic bacteria 4. The protist organelle responsible for osmoregulation (e.g. maintaining a hypertonic internal salt concentration) is a. The food vacuole b. The micro-nucleus c. The macro-nucleus d. The flagellum e^)The contractile vacuole 5. The protists called trypanosomes cause a. Malaria Sleeping sickness Red tides d. Amoebic dysentery
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6. Dinoglagellates ca*use a.. Malaria b. Sleeping sickness © Red tides d. Amoebic dysentery 7. The protists most closely related to true plants are a. Euglenids b. Diatoms c. Golden algae d. Brown algae (eT) Green algae 8. You are examining a planktonic (microscopic, free swimming) protist under the microscope. You determine that it has a test (shell) made of silica (glass) with long spines that appear to be covered with pseudopods. You are looking at a. A diatom b. An amoeba _ Aradiolarian IVA^ 1 ' d. Aforaminifer 9. The most basal or primitive fungal phylum are the ^Chytrids Zygote fungi
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This note was uploaded on 11/29/2011 for the course BIOL 1001 taught by Professor Minor during the Fall '08 term at LSU.

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exam2-f09 - Name_ Biology 1202 Fall 2009, Exam 2...

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