ch13 - Chapter 13 Plant Form and Function: How Do Plants...

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Chapter 13 Plant Form and Function: How Do Plants Live in the World? 1. What molecule was conspicuously absent from Earth's early atmosphere? a. water b. nitrogen gas c. oxygen gas d. carbon dioxide e. methane Ans: c 2. The first eukaryotic cells were probably formed when a. one prokaryotic cell engulfed another and second cell became a friendly addition (endosymbiosis) b. one prokaryotic cell mutated to have a membrane bound nucleus (mutation) c. one prokaryotic cell obtained chlorophyll and was able to produce its own food (photosynthesis) d. one prokaryotic cell produced chemicals that changed the internal nature of the cell (chemitransformation) e. one prokaryotic cell underwent a metamorphorsis and emerged a eukaryotic cell (metamorphorsis) Ans: a 3. The first eukaryotic cells were probably ______. a. heterotrophic b. autotrophic c. photoautotrophic d. chemoautotrophic e. all of the above Ans: a 4. A cell with the ability to provide its own organic food by extracting energy from inorganic acids is a(n): a. heterotroph b. autotroph 232
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Chapter 13 c. photoautotroph d. chemoautotroph e. mesotroph Ans: d 5. Which group of early photosynthesizers generated oxygen? a. anaerobic photoautotrophs b. anaerobic heterotrophs c. aerobic heterotrophs d. cyanobacteria e. abiotic heterotrophs Ans: d 6. Which of the following is a difference between eukaryotes and prokaryotes? a. Eukaryotic cells are generally smaller than prokaryotes b. Prokaryotes have membrane-bound organelles, eukaryotic cells do not. c. Eukaryotes have an internal protein cytoskeleton, prokaryotic cells do not. d. Prokaryotic cells have nucleic acid, eukaryotic cells do not. e. Eukaryotic cells have ribosomes, prokaryotic cells do not. Ans: c 7. What is the name of the transparent cell layer on a plant's outer surface that helps to retard water loss? a. stomata b. epidermis c. skin d. parenchyma e. collenchyma Ans: b 8. The cuticle is: a. found on a fingernail b. a waxy, waterproof coating of a leaf c. an exoskeleton of a leaf 233
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d. an endoskeleton of a stem e. a rubber coating of a plant Ans: b 9. You go on a hike and see a plant that has a conspicuous gametophyte generation. It is small and low to the ground and seems to have no vascular tissue. What might it be? I. a bryophyte II. an evergreen III. a moss IV. angiosperm a. I and II b. I and III c. I and IV d. II and III e. II and IV Ans: b 10. You go on a hike and observe a plant. This plant has a dominant sporophyte with the smaller gametophyte generation attached. The plant also has specialized conducting tissues that move food and water through the plant. What kind of plant could it be? I. a bryophyte II. a moss III. a vascular plant IV. an angiosperm a. I and II b. I and III c. III and IV d. II and III e. II and IV Ans: c 11. What type of plant became the fossilized plant material that we now call coal and oil, our fossil fuels? a. seedless vascular plants
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This note was uploaded on 10/10/2011 for the course BIOL 100 taught by Professor Hurley during the Spring '09 term at Idaho State University.

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ch13 - Chapter 13 Plant Form and Function: How Do Plants...

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