南京農(nóng)業(yè)大學(xué)農(nóng)業(yè)微生物學(xué)試題庫及答案.doc

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南京農(nóng)業(yè)大學(xué)《微生物學(xué)》試題 Ⅰ 注：1.答題前，請準(zhǔn)確、清楚地填各項，涂改及模糊不清者、試卷作廢。 2.試卷若有雷同以零分計。 一、名詞解釋(65)： 1. Colony 菌落 2. Virus 病毒 3. Biogeochemical cycle 4. Medium培養(yǎng)基 5. Tansduction 轉(zhuǎn)導(dǎo) 6. Mycorhiza 菌根 二、問答題(70分) 1.What are the major differences between gram-positive and Gram-negative bacteria？(5分) 什么是主要差異在革蘭氏陽性之間，革蘭陰性菌? 2. Distinguish between (a) phototrophs and chemotrophs, (b) Lithotrophs and organotrophs. (4分) 區(qū)分(一個)光能營養(yǎng)型，化能營養(yǎng)，(b淋巴細胞)無機營養(yǎng)生物，有機營養(yǎng)菌。 3.Yeast can grow both under aerobic and anaerobic conditions. What is the difference in energy production? (8分)酵母能在需氧的，厭氧條件下增長。有什么不同在能源生產(chǎn)? 4.Draw a typical bacteria growth curve. Explain each phase. (8分)In what circumstance, filtration and pasteurization methods are useful? (6分) 畫一個典型細菌生長曲線。說明每個相。(8分)在什么環(huán)境，過濾，巴氏消毒法方法有用? 5.To determine the viable counts of a soil sample, which method is the best? List the procedures.(10分)要確定一個土壤樣品的可行的計數(shù)，哪種方法是最好的嗎？列出的程序。 6.The donor bacterial cell in a transformation is probably dead. Explain why. (2分) 7.What are the roles of a cloning vector, restriction enzymes, and DNA ligase in molecular cloning? (6分)在分子克隆的克隆載體，限制性內(nèi)切酶和DNA連接酶的作用是什么？ 8.What does the term “antagonism” means? Explain the usefulness in biological control. (4分) 9.Explain the following terms in Rhizobium-legume symbiosis: infection, host specificity, effectiveness, competitiveness. How to evaluate the symbiotic effectiveness in green-house? (10分)在豆科根瘤菌共生的感染，宿主特異性，效益，競爭力。溫室共生效益如何評價？ 10.List the taxonomic hierarchy of classification. (7分) 列出分類的分類層次。 《微生物學(xué)》試題 Ⅱ 本試題一共2道大題，共2頁，滿分100分?？荚嚂r間120分鐘。 總　分 題號 一 二 三 四 五 六 七 八 九 十 閱卷人 題分 核分人 得分 注：1.答題前，請準(zhǔn)確、清楚地填各項，涂改及模糊不清者、試卷作廢。 2.試卷若有雷同以零分計。 一、名詞解釋(65)： 1. Bacterial chemotaxis細菌的趨化作用 2. Lichen地衣 3. Chemoorganotroph 化能有機營養(yǎng)生物 4. Colony菌落 5. Biogeochemical cycle 生物地球化學(xué)循環(huán) 6. Conjugation接合 二、問答題(70分) 1.What are the unique features of microorganisms gram-positive？ (10分) 2.Why does Gram-staining procedure stain some bacteria purple-violet and others red?(10分) 3.Explain the term “medium”,what is the purpose to make a selective medium? (10分) 4.To determine the viable counts of a soil sample, which method is the best? List the procedures. (8分) 5.What are the roles of a cloning vector,restriction enzyme and DNA Ligase in molecular cloning? (12分) 6.Explain the following terms in Rhizobium-legume symbiosis: infection, host specificity, effectiveness, competitiveness. How to evaluate the symbiotic effectiveness in green-house? (20分) 復(fù)習(xí)題 Questions-1 1．What are the unique features of microorganism? 2．List several applied areas of microbiology. Describe the importance of microorganisms in each of these applied fields. 3．Discuss the differences between prokaryotic and eukaryotic cells. 4．What are some major differences between gram-positive and Gram-negative bacteria. 5．Draw a typical bacterial cell and identify all parts. 6．Define the following terms Archaea古菌, flagellum鞭毛, bacterial chemotaxis細菌的趨化作用, capsule莢膜, spore孢子, cyst mesosome plasmid質(zhì)粒, simple staining簡單染色, Gram staining革蘭氏染色, colony菌落, lytic bacteriaphage噬菌體裂解, Viruse, HIV, SARS, pseudopodia偽足, cyanobacteria藍細菌, Algae protozoa, Lichen地衣, mycorrhiza菌根, yeast酵母菌, mold霉菌, fungi真菌. 7． List the sexual spores and asexual spores of fungi. 8．What is the unique about the class Deuteromycetes, making it different from other classes of fungi? Questions-2 1．What are the nutrients that microorganisms require? And what are the functions of these nutrients? 2．Distinguish between (a) phototrophs and chemotrophs, (b) Lithotrophs and organotrophs, and (c) autotrophs and heterotrophs. 3．Explain the term “ medium”. What is the purpose of make a selective medium? 4．Under what circumstance might you wish to use silical gel as a solidifying agent for a culture medium? 5．Yeast can grow both under aerobic and anaerobic conditions. What is the difference in energy production. 6．Describe the process of passive diffusion. 7．How is passive diffusion differentiated from facilitated diffusion? 8．How is group translocation similar to and different from active transport of solutes? Questions-3 1．Explain the following terms: growth, pure culture, continuous culture, batch culture, synchronous growth, sterilization, disinfection, antisepsis, optimum temperature, generation time, acidophile, facultative anaerobe. 2．Describe the methods for isolating pure culture. 3．Differentiate the batch culture and continuous culture, Indicate their advantages and disadvantages. 4．To determine the viable counts of a solid sample, which method is the best? List the procedures. 5．In what circumstance, filtration and pasteurization methods are useful? 6．Draw a typical bacteria growth curve. Explain each phase. Questions 4 1．Explain the following terms Auxotroph, Genotype, phenotype, genome, mutant, mutagen, point mutation, DNA recombination, conjugation, transduction, transformation, Cloning vector, molecular cloning, polymerase Chain reaction, spontenous mutation, competence 2．Describe the phenotypic changes due to gene mutation 3．Describe the procedures of replica plating technique for isolation of mutants. 4．The donor bacterial cell in a transformation is probably dead. Explain why. 5．In conjugation, how are donor and recipient cells brought into contact with each other? 6．What are the roles of a cloning vector, restriction enzymes, and DNA ligase in molecular cloning? 7．What are the advantages of using plasmid PBR322 as a cloning vector? Questions-5 1．Explain thenfollwing terms Biogeochemical cycle, Rhizosphere, Neutralism, Mutualism, Commensalism, Competition, Parasitism, Predation, Denitrification, Nitrification, Nitrogenase, Leghemoglobin, PGPR 2．In nitrogen cycle, what are the microorganisms and their functions in the transformation of nitrogen forms? 3．What does the term “ antagonism ” means? Explain the usefulness in biological control. 4．Explain the following terms in Rhizobium legume symbiosis: infection, host specificity, effectiveness, competitiveness. How to evaluate the symbiotic effectiveness in green-house? Questions-6 1．List the taxonomic hierarchy of classification. 2．What is the three-domain classification system? Draw a simple dendrogram to show their phylogenetic relationship among the organisms. 3．There are 50 strains isolated from the root nodules of peanut. These strains are slow-growing, and their taxonomic position is unknown. How do you determine the exact taxonomic position of peanut bradyrhizobium? List the major experiments that you plan to do.