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Biology 103 Exam 2
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Side A ------ Side B Which metabolic category best describes Bacteria that act as decomposers? ------ Chemohetrotrophy In a symbiotic relationship between organisms of significantly different sizes, the larger organism is called the _, and the smaller organism is called the_ ------ Host; Symbiont How are Bacteria and Archaea similar ------ They both have circular chromosomes How are Bacteria and Eukarya similar ------ They both have unbranched hydrocarbons in their cell membranes How are Archaea similar to Eukaryotes? ------ they both have histone proteins associated with their DNA Which of the following is a structure that permits bacterial conjugation to occur ------ Sex pilus Not present in all bacteria, this cell covering enables cells that possess it to resist the defenses of host organisms ------ Capsule which of the following requires ATP to function, and permits some species to respond to taxes (plural or taxis?) ------ Flagellum Whats the differences between a gram-negative and a Gram-positive bacteria? ------ Gram-negative: peptidogylcan layer between an outer and inner membraneGram-Positive: only the inner membrane and peptidoglycan layer Which two structres play a direct roles in permitting bacteria to adhere to each other, or to other surfaces ------ 1: Capsules 3: fimbriae Which of the following is the term used to identify the process where genetic material is transferred between bacterial cells via pili? ------ Conjucation Which of the following is the term used to identify the process ofthe movement of genes between bacteria by bacteriophages? ------ transduction In a moss, most of the plants that we see are_ and in a fern the most dominant stage is the_ ------ Gametophytes, sporophytes Which of the following is the term used to identify the process in which a prokaryotic cell can take up and incorporate foreign DNA from the surrounding environment ------ Transformation The_ Represents the sporophyte generation of a conifer, and the_produces gametophytes ------ Tree..Cone The angiosperm plant we see represents the _ generation, and the flower produces_. ------ Sporophyte...Gametophytes angiosperms disperse their seeds by producing ------ All of the choices are correct Fruits, vegetables, corn, rice, and wheat are all examples of ------ angiosperms plants and their pollinators evolve in response to each other's changes in a process called ------ coevolution Fungi are found associated with the earliest plant fossils. Which of the following is a way in which fungi may have helped plants become terrestrial? ------ By forming mycorrhizal associations and helping early plants to extract mineral nutrients from hostile soils How does the sperm of an angiosperm reach the egg? ------ via the pollen tube that grows through the carpel tissues from the pollen grain deposited on the stigma which of the following is a physical barrier preventing the glow of water to xylem via cell walls ------ Casparian strip a hot, a dry summer will reduce crop yields in part because.. ------ carb dioxide uptake and photosynthesis are slowed because the stoma close more frequently to prevent excessive cater loss. Under which of the following weather conditions would transpiration be most rapid ------ hot, dry weather in general, we can say that fluids are ------ pushed along in phloem sap and pulled along in xylem sap An example of an organism that parasitizes a host plant is ------ mistletoe What prevents a seed released in the fall from germinating immediately ------ abscisic acid At the end of the growing season you have some green tomates that you want to pick and riped in the house. to ripen them as quicly as possble, you should ------ Place them in a sealed plastic bag with a ripe banana Which of the following is the primary adaptive advantage of temperate-climate, broad-leaved tress that their leaves for the winter? ------ There is not enough sunlight for efficient photosynthesis during a temerate-latitude winter In many grocery stores, fresh fruits are sold prebagged in plastic bags dotted with holes. the main fu of the hoes is to ------ facilitate diffusion of ethylene away from the fruit Experimental plants tat we sent up the space shuttle missions did not exhibit all their normal tropisms. Which of the following responses would you expect a lpant in a space shuttle not to exhibit ------ Gravitropism A plant that responds to touch with a change in growth movement is exhibiting ------ thigmotropism which of the following process underlies the thigmotropic behavior of a green-been tendril ------ extra growth of cells on the side opposite to an object that is contacting the tendril a plants first line of defense against infection is ------ it's epidermis which of these is a synapomorphy for eukarya ------ A nucleus Whats the difference between mitosis and binary fission ------ Chromosomes are attached to and separated by elements of the cytoskeleton in mitosis, whie chromosomes are attached to and sperated by movement of the cell membrane in binary fission Whats one advantae to being eukaryotic rather than prokaryotic ------ the presence of organelles allows the sequestration of different chemical reactions what's one advantage to being prokaryotic rather than eukaryotic ------ Prokaryotic cells can divide more quickly than eukaryotic ones what is the most likely orgin of the eukaryotic nucleus ------ Infolding of the cell membrane to surround the DNA what is is the most likely orgin of the eukaryotic mitochondrion ------ Engulfment of a proteobacterium that was not digested what is the most likely orgin of the eukaryotic chloroplast ------ engulfment of a cyanobacterium thatwas not digested which phase of the life cycle is multicellular in gametic meisois ------ diploid which phase of the life cycles is multicellular in zygotic meiosis ------ Haploid Which phase of the life cycle is multicellular in sporic meiosis ------ Both phases are clearly multicellular What is the product of meiosis in gametic meiosis ------ Gametes What is the product of meiosis in zygotic meiosis ------ spores what is the product of meiosis in sporic meiosis ------ spores which of the following is limited to Apusozoa ------ tough organic theca underlying the dorsal surface The strongest evidence for the endosymbiotic origin of eukaryotic organelles is the similarity between extant prokaryotes and which of the following? ------ Mitochondria and chloroplasts Which organisms represent the common ancestor of all photosynthetic plastids found in eukaryotes? ------ cyanobacteria Thread like pseudopods that can perform phagocytosis are generally charactersistic of which group ------ Radiolarians and forams A snail-like, coiled, porous test (shell) of calcium carbonate is characteristic of which group? ------ Foraminiferans Which photostynthetic Rhizarians form a net and also feed on bacteria ------ Chlorarachnea Which rhizarians are surrounded by a test with an opening at one end for psedupods ------ Euglypids Which Rhizarians are single cells with many nuclei, and can reach diameters of 20-25 cm? ------ xenophyophores Which one of the following is not a characteristic or diplomonads ------ Primarily an aerobic lifestyle Which of the following cause African sleeping sickness ------ Trypanosoma Which of the following statements about euglenozoans is false ------ Giardia, a parasite that lives in teh intestine of mammals, is a euglenozoan What is one synapomorphy of the Alveotlata ------ Cortical alveoli Which of the following has members that are bioluminecent ------ Dinoflagellata Which of the following is characterized by ejectosomes ------ Cryptophyta Which of the following contains the organisms that causes late blight potatoes? ------ Oomycota Which of the following has members that secrete a silica containing frustule ------ diatoms PLasmodium, the organsism that caues malaria is a(n) ------ Apicomplexan Which of the following groups include organisms that are a key source of food in all aquatic environments and whose folillized forms are used as a filter and as a grinding and polished agent? ------ Diatoms Which one of the following groups are large multicellular organisms deliberately consumed by humans? ------ brown algae The most recent common ancestor of all land plants was probably similar to modern-day members of which group? ------ Charophytes The following are common to both charophytes and land plants except ------ lignin plant spores are produced directly by ------ sporophytes Each of the following is a general characteristic of bryophtes excerpt ------ vascular tissue the following characteristics all helped seedless plants become better adapted to land except ------ a dominant gametophyte which of the following types of plants would not yet have been evolved in the forests that became coal deposits ------ pine trees if a fern gametophyte is a hermaphrodite, then it ------ belongs to a species that is homosporous Bryophtes never formed forests because ------ the lack lignified vascular tissue In which of the following taxa does the mature sporophyt depend completely on the gametophyte for nutrition ------ bryphote
Side A ------ Side B Which metabolic category best describes Bacteria that act as decomposers? ------ Chemohetrotrophy In a symbiotic relationship between organisms of significantly different sizes, the larger organism is called the _, and the smaller organism is called the_ ------ Host; Symbiont How are Bacteria and Archaea similar ------ They both have circular chromosomes How are Bacteria and Eukarya similar ------ They both have unbranched hydrocarbons in their cell membranes How are Archaea similar to Eukaryotes? ------ they both have histone proteins associated with their DNA Which of the following is a structure that permits bacterial conjugation to occur ------ Sex pilus Not present in all bacteria, this cell covering enables cells that possess it to resist the defenses of host organisms ------ Capsule which of the following requires ATP to function, and permits some species to respond to taxes (plural or taxis?) ------ Flagellum Whats the differences between a gram-negative and a Gram-positive bacteria? ------ Gram-negative: peptidogylcan layer between an outer and inner membraneGram-Positive: only the inner membrane and peptidoglycan layer Which two structres play a direct roles in permitting bacteria to adhere to each other, or to other surfaces ------ 1: Capsules 3: fimbriae Which of the following is the term used to identify the process where genetic material is transferred between bacterial cells via pili? ------ Conjucation Which of the following is the term used to identify the process ofthe movement of genes between bacteria by bacteriophages? ------ transduction In a moss, most of the plants that we see are_ and in a fern the most dominant stage is the_ ------ Gametophytes, sporophytes Which of the following is the term used to identify the process in which a prokaryotic cell can take up and incorporate foreign DNA from the surrounding environment ------ Transformation The_ Represents the sporophyte generation of a conifer, and the_produces gametophytes ------ Tree..Cone The angiosperm plant we see represents the _ generation, and the flower produces_. ------ Sporophyte...Gametophytes angiosperms disperse their seeds by producing ------ All of the choices are correct Fruits, vegetables, corn, rice, and wheat are all examples of ------ angiosperms plants and their pollinators evolve in response to each other's changes in a process called ------ coevolution Fungi are found associated with the earliest plant fossils. Which of the following is a way in which fungi may have helped plants become terrestrial? ------ By forming mycorrhizal associations and helping early plants to extract mineral nutrients from hostile soils How does the sperm of an angiosperm reach the egg? ------ via the pollen tube that grows through the carpel tissues from the pollen grain deposited on the stigma which of the following is a physical barrier preventing the glow of water to xylem via cell walls ------ Casparian strip a hot, a dry summer will reduce crop yields in part because.. ------ carb dioxide uptake and photosynthesis are slowed because the stoma close more frequently to prevent excessive cater loss. Under which of the following weather conditions would transpiration be most rapid ------ hot, dry weather in general, we can say that fluids are ------ pushed along in phloem sap and pulled along in xylem sap An example of an organism that parasitizes a host plant is ------ mistletoe What prevents a seed released in the fall from germinating immediately ------ abscisic acid At the end of the growing season you have some green tomates that you want to pick and riped in the house. to ripen them as quicly as possble, you should ------ Place them in a sealed plastic bag with a ripe banana Which of the following is the primary adaptive advantage of temperate-climate, broad-leaved tress that their leaves for the winter? ------ There is not enough sunlight for efficient photosynthesis during a temerate-latitude winter In many grocery stores, fresh fruits are sold prebagged in plastic bags dotted with holes. the main fu of the hoes is to ------ facilitate diffusion of ethylene away from the fruit Experimental plants tat we sent up the space shuttle missions did not exhibit all their normal tropisms. Which of the following responses would you expect a lpant in a space shuttle not to exhibit ------ Gravitropism A plant that responds to touch with a change in growth movement is exhibiting ------ thigmotropism which of the following process underlies the thigmotropic behavior of a green-been tendril ------ extra growth of cells on the side opposite to an object that is contacting the tendril a plants first line of defense against infection is ------ it's epidermis which of these is a synapomorphy for eukarya ------ A nucleus Whats the difference between mitosis and binary fission ------ Chromosomes are attached to and separated by elements of the cytoskeleton in mitosis, whie chromosomes are attached to and sperated by movement of the cell membrane in binary fission Whats one advantae to being eukaryotic rather than prokaryotic ------ the presence of organelles allows the sequestration of different chemical reactions what's one advantage to being prokaryotic rather than eukaryotic ------ Prokaryotic cells can divide more quickly than eukaryotic ones what is the most likely orgin of the eukaryotic nucleus ------ Infolding of the cell membrane to surround the DNA what is is the most likely orgin of the eukaryotic mitochondrion ------ Engulfment of a proteobacterium that was not digested what is the most likely orgin of the eukaryotic chloroplast ------ engulfment of a cyanobacterium thatwas not digested which phase of the life cycle is multicellular in gametic meisois ------ diploid which phase of the life cycles is multicellular in zygotic meiosis ------ Haploid Which phase of the life cycle is multicellular in sporic meiosis ------ Both phases are clearly multicellular What is the product of meiosis in gametic meiosis ------ Gametes What is the product of meiosis in zygotic meiosis ------ spores what is the product of meiosis in sporic meiosis ------ spores which of the following is limited to Apusozoa ------ tough organic theca underlying the dorsal surface The strongest evidence for the endosymbiotic origin of eukaryotic organelles is the similarity between extant prokaryotes and which of the following? ------ Mitochondria and chloroplasts Which organisms represent the common ancestor of all photosynthetic plastids found in eukaryotes? ------ cyanobacteria Thread like pseudopods that can perform phagocytosis are generally charactersistic of which group ------ Radiolarians and forams A snail-like, coiled, porous test (shell) of calcium carbonate is characteristic of which group? ------ Foraminiferans Which photostynthetic Rhizarians form a net and also feed on bacteria ------ Chlorarachnea Which rhizarians are surrounded by a test with an opening at one end for psedupods ------ Euglypids Which Rhizarians are single cells with many nuclei, and can reach diameters of 20-25 cm? ------ xenophyophores Which one of the following is not a characteristic or diplomonads ------ Primarily an aerobic lifestyle Which of the following cause African sleeping sickness ------ Trypanosoma Which of the following statements about euglenozoans is false ------ Giardia, a parasite that lives in teh intestine of mammals, is a euglenozoan What is one synapomorphy of the Alveotlata ------ Cortical alveoli Which of the following has members that are bioluminecent ------ Dinoflagellata Which of the following is characterized by ejectosomes ------ Cryptophyta Which of the following contains the organisms that causes late blight potatoes? ------ Oomycota Which of the following has members that secrete a silica containing frustule ------ diatoms PLasmodium, the organsism that caues malaria is a(n) ------ Apicomplexan Which of the following groups include organisms that are a key source of food in all aquatic environments and whose folillized forms are used as a filter and as a grinding and polished agent? ------ Diatoms Which one of the following groups are large multicellular organisms deliberately consumed by humans? ------ brown algae The most recent common ancestor of all land plants was probably similar to modern-day members of which group? ------ Charophytes The following are common to both charophytes and land plants except ------ lignin plant spores are produced directly by ------ sporophytes Each of the following is a general characteristic of bryophtes excerpt ------ vascular tissue the following characteristics all helped seedless plants become better adapted to land except ------ a dominant gametophyte which of the following types of plants would not yet have been evolved in the forests that became coal deposits ------ pine trees if a fern gametophyte is a hermaphrodite, then it ------ belongs to a species that is homosporous Bryophtes never formed forests because ------ the lack lignified vascular tissue In which of the following taxa does the mature sporophyt depend completely on the gametophyte for nutrition ------ bryphote
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