Handout Title: Practice TestSupplemental InstructionIowa State UniversityLeader: Cody Course: Biology 211 (1)Instructor: Dr. SerbDate: 9/26/101. You are curious about the bacteria that may be present under your fingernails, so you culture it and place several cells on a slide from an interesting looking colony. You gram stain the sample and see purple circles. These cells are best described as ____.a. Gram negative bacillib. Gram positive spirochetesc. Gram positive coccid. Gram negative cocci 2. If two plants are in the same class, then they are automatically part of the same ___.a. Genusb. Speciesc. Domain d. Family 3. Which of the following is NOT an appropriate definition for a scientific theory?a. A theory is broader in scope than a hypothesis.b. A theory is a more educated guess than a hypothesis.c. A theory is supported by a greater body of evidence than a hypothesis.d. A theory will usually generate new hypotheses.4. Where is a bacterial cells’ DNA found?a. Mitochondriab. Nucleusc. Peroxisomed. Nucleoid region5. The capsule of a prokaryotic cell functions to ____.a. produce toxins for the bacteria to kill a hostb. produce proteins for export into the environmentc. stop the cell from being phagocytosed easilyd. enable the cell to swim through watery solutions6. The two domains that include prokaryotic species are ____.a. Archaea and Eukaryab. Archaea and Fungic. Bacteria and Fungid. Archaea and Bacteria7. A hypothesis differs from an opinion in that ___. a. a hypothesis is always a testable statementb. scientists make hypotheses, non-scientists have opinionsc. scientists have opinions, non-scientists have hypothesesd. an opinion is always a testable statementSupplemental Instruction1060 Hixson-Lied Student Success Center v 294-6624 v www.si.iastate.edu8. Both prokaryotes and eukaryotes may have ____.a. Cell wallsb. A nucleusc. Pilid. Peptidoglycan9. A plasmid isa. a small circular ring of DNA found in eukaryotesb. a small circular ring of DNA found in bacteriac. Neithere. Both10. These dormant bacterial structures are more resistant to environmental stressors such as drying out, radiation and heat than are growing bacterial cells. These forms are called ____.a. Methanogensb. Bacillic. Peptidoglycansd. Endospores11. Which of the following is diploid? a. Sporesb. Gametesc. Eggsd. Zygotes12. Which of the following processes does NOT add to genetic diversity?a. Meiosisb. Transductionc. Sexual reproductiond. Binary fission13. Which organisms are capable of producing a "red tide"? a. dinoflagellatesb. diatomsc. amoebozoansd. red algae14. Protists with air sacs under their plasma membranes would are all part of the ____ group.a. Alveolateb. Kinetoplastidc. Trypanosomed. cellular slime molds15. You discover a protist with a complex life cycle, small membrane bound air sacs under itsplasma membrane. It is transmitted by mosquitoes. This organism is most closely related to __.a. a diatomb. a green algaec. the causative agent of malariad. Giardia16. Which of the following is mis-matched?a. endotoxin - Gram negativeb. apicomplexan – malariac. gametophyte – diploidd. sporophyte – diploid17. According to the hypothesis of endosymbiosis, a. The first primitive cells may have originated when a lipid bilayer spontaneously formed around abiotically produced polymersb. Plants were able to colonize land with fungi as symbionts with their rootsc. The mitochondria and plastids of eukaryotic cells were originally prokaryotic endosymbionts that became permanent parts of the host celld. The infoldings and specializations of the plasma membrane led to the evolution ofthe endomembrane system18. _____ are the closest living relatives of the land plants.a. Bryophytesb. Angiospermsc. Charophytesd. Pterophytes19. The first land plants did NOT have to face ___.a. danger to gametesb. lack of supportc. drying outd. predators20. Which of the following is NOT an adaptation that enables plants to thrive in on land?a. Sporopolleninb. Pollenc. flagellated spermd. guard cells21. Which of the following is mis-matched?a. angiosperm-fruitb. bryophyte-mossc. sori-fernd. plant gametes – meiosis22. Ferns are different from mosses because ____.a. ferns have a dominant gametophyte, mosses have a dominant sporophyteb. ferns have xylem and phloem, mosses don'tc. mosses have flowers, ferns don'td. mosses have flagellated sperm, ferns don't23. Chitin is found in ___.a. plant cell wallsb. animal cell wallsc. fungal cell wallsd. all of these items24. Endosperm is formed when ___.a. an egg and two polar nuclei fuse.b. a sperm nucleus fertilizes two polar nucleic. apical meristems complete mitosisd. two sperm fertilizes the egg25. The male gametophyte of a seed plant is associated with ___.a. the sepals of an angiospermb. gemmae cupsc. a zygospore which matures to the male gametophyted. pollen grains26. If two fungal strains complete plasmogamy without completing karyogamy, what will result?a. endosperm will formb. both fungal strains will become Imperfect fungic. a dikaryon will formd. the resulting hyphae will be coenocytic27. The sporophyte goes through _______ to produce _________a. Meiosis; diploid sporesb. Mitosis; haploid sporesc. Meiosis; haploid sporesd. Mitosis; diploid spores28. Genetic variation in prokaryotes may be a result of:a. Horizontal gene transferb. Conjugationc. Neitherd. Both29. The mycelium is the basic structure of a ____.a. water moldb. seaweedc. pathogenic bacteriad. fungus30. The stamen of a flower includes ___.a. sepals and petalsb. seeds and pollenc. ovules and ovaryd. anthers and filaments31. Coenocytic hyphae differ from septate hyphae in that ___.a. only coenocytic hyphae are capable of forming both a mushroom and its underlying mycelium.b. only coenocytic hyphae have cell walls.c. septate hyphae have cell walls between their nuclei, coenocytic hyphae don't.d. coenocytic hyphae are plant pathogens, while septate hyphae are either animal pathogens or lichens.32. You are walking in the woods and find a plant that has a dominant gametophyte and flagellated sperm. This plant is most likely related to ___.a. a fernb. a mossc. a wheat rustd. a flowering plant33. Which of the following is mis-matched? a. cuticle - waxy coatingb. xylem and phloem – fernsc. sporophyte - produces gametesd. lignin - woody plants34. The basic function of a fruit includes all of the following EXCEPT ___.a. food reserves for the plant that made the fruit.b. food reward for an animal that disperses the
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