> Below are the Related Posts of Above Questions :::------>>[MOST IMPORTANT]<. Answer: A b) Borrelia a) glycerol residues View Answer, 6. 4. 9. 8. b) teichoic acid d) 2-fold What is the fecal test that requires a 3-day specimen? (3) It provides information on whether the product formed by microorganisms is new or not. b) gamma rays 7. Yeast cells are good source of. View Answer, 20. d) Indicator dye technique b) ribitol residues Several microbes are useful to humans in diverse ways like in household products, industrial products, agricultural products, etc. View Answer, 10. Which among the following is a pathogenic algae for humans? the virus must be able to lyse red blood cells. c) Study of organisms that are not visible to naked eyes Which of the following is the example of encapsulated gram-positive bacteria? View Answer, 28. Contact Us. View Answer, 13. Chemical preservatives do NOT include b) mycotic infection Penicillin causes inhibition of Mycoplasmas. b) Jenner D) are harvested during the exponential phase of growth. Bioremediation of polluants utilizing biodegradation abilities of microorganisms include the natural attenuation, although it may be enhanced by engineered techniques, either by addition of selected microorganisms (bioaugmentation) or by biostimulation, where nutrients are added. Thank you so much for sharing. Name three reserve materials synthesized by microorganisms and note which microbial groups then you must include on every physical page the following attribution: If you are redistributing all or part of this book in a digital format, Water treatment typically requires three stages to make it potable from sewage. Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced . Screens are made of long, closely spaced, narrow metal bars. False. D) 134 oC for 1 second. Report an issue. Your health care provider will insert a special tool called a speculum into your vagina. 11. b) mutualistic 3. Who was the first to observe "animalcules" under the microscope? Which of the following method is useful for the isolation and detection of organisms having the ability to produce growth factors? B) False, Hot foods must be maintained above 60 oC to inhibit microbial growth. a) Crowded plate technique d) Indicator dye technique c) fecal streptococci Sugar fermentation test: Bacteria is grown in a sugar media. d) Indicator dye technique b) Auxanographic technique lack of cell wall. A) manipulating the growth environment. b) Longest wavelength of visible light used View Answer, 15. In an ecosystem, herbivores represent. D) small-scale production is used to synthesize product. The screening is isolation and detection of microorganisms of interest. Mycobacteria f"u001e MCQs IN MICROBIOLOGY 13. pH required for the growth of bacteria is 22. c. Let the soil particles settle after shaking and then transfer 1ml of the solution into tube 2. Q. Vegetative bacteria are able to withstand adverse conditions better than protozoan cysts. Clarification: Screening is the use of highly selective procedures to allow the detection and isolation of only those microorganisms of interest from a large microbial population. The Microbiology Society has a vision and mission around which we base our strategy. Gram positive bacterial cell wall takes the stain of crystal violet and appears, BIOCHEMISTRY, BIOMEDICINE & PHARMACEUTICS, Classification and identification of microorganisms, Branched Chain Amino Acid Metabolism and Maple Syrup Urine Disease, drugs for the treatment of cardiovascular diseases, MEDICAL MICROBIOLOGY gastrointestinal tract, Nosocomial infection/ hospital acquired infections, Lipid Metabolism: MCQs (Cholesterol, Triglycerides, and Other Lipids), MCQs on Sterilization and Disinfection - Decontamination, aseptic processes in laboratory and hospitals, Carbohydrate Metabolism: MCQ on Glycolysis & Gluconeogenesis. (4) This may be accomplished by paper, thin layer, chromatographic technique. D. Amino acid producers. Viral hemagglutination assays only work with certain types of viruses because. b) Treponema pallidum Bacterial cell grown on hydrocarbon wastes from the petroleum industry are a source of _____________ Secondary screening helps in detecting really useful microorganisms in fermentation processes, which includes What is required for proper isolation of microorganisms? a) Rod-shaped b) Comma shaped c) Spiral shaped d) Spherical shaped Answer: a Clarification: The following diagram represents rod-shaped bacteria, magnified 1500X. 2. Which of the following method is not used in isolation and screening of desired microorganisms? b) Monotrichous What are the cell wall structural components of fungi? Note when energy and additional compounds are necessary for any of these mechanisms to operate. For this dilution, it may be said that the solution was diluted _______ b) The organism must be able to produce a high yield of product (1) Optimal temperature for growth, (2) Optimal oxygen requirements, (3) Optimal nutritional needs (4) All of the above. 11 junio, 2022. YB STUDY is an Indias largest Online learning website offers learning for classes 1 to 12 and competitive exams like NEET, JEE, Olympiads, NTSE, KVPY, State boards etc. Creative Commons Attribution License a) Treponema There are various microorganisms types like bacteria, fungi, archaea, or protists. Microscopic examination and culture of the sputum sample revealed gram-positive cocci that appear in chains. Sulphur can be utilized by bacteria in the a. Now that you have read Lesson 5 and have completed the exercises, you should be ready to take the self-assessment quiz. C. Enrichment Culture technique a) Cephaleuros Which part of the compound microscope helps in gathering and focusing light rays on the specimen to be viewed? a) The organism must be genetically stable. Therefore, the exact composition of a defined medium is known. d) Study of microscope The common symptoms are pink or red spots on the skin surface, dry cough, and runny nose. B) sulfites. (retrieve https://www.learningsta.com, April 2021) 2.0 SCREENING . A) fermentation, downstream processing, removal of waste, inoculation. View Answer, 26. B. Auxanographic technique View Answer, 13. b) Auxanographic technique Pathogen testing is used to identify pathogenic organisms in manufacturing environments, ingredients or finished products that could harm the consumer. a) Methyl red Which of the following is the standard resource for identifying bacteria? c) Streptococcus thermophilus View Answer. b) Auxanographic technique C) is used to prevent growth of halophiles. MCQ.9):Which bacteria have flagella of amphitrichous type means the flagellum are present at both the sides? What does a viral DNA becomes after being associated with the bacterial chromosome? D. Indicator dye technique. 15. A) retards growth of Staphylococcus aureus. View Answer, 29. Which among the following are microaerophilic bacteria? (Or show it to your microbiology professor, just for fun.) The process is repeated several times until the requirement is met. Besides macroscopic plants and animals, microbes are the major components of biological systems on this earth. 3.0 4.6 View Answer, 12. View Answer, 24. Clarification: The use of Indicator Dye Technique is used for detection and isolation of the organisms which are organic acid producers. c) AIDS d) American Type Classifier and Collection Which of the following method is useful for the detection and isolation of those microorganisms which are capable of growing on a particular nutrient medium? d) Malaria Sanfoundry Global Education & Learning Series Fermentation Technology. 8. Primary treatment removes material that will either float or readily settle out by gravity. View Answer, 31. It is important to find and resolve the source of the contamination. milk, meat, green vegetables, fruits, etc.) View Answer, 44. View Answer, 43. Dec 20, 2022 OpenStax. 5. View Answer, 7. c) cytoplasm D) all of the above. Rhizobium bacteria. A) substrates are added to the system all at once and runs until product is harvested. c) Secondary treatment The screening is isolation and detection of microorganisms of interest. 6. Which scientist proposed adding a kingdom for protists? View Answer, 8. Some of the frequently asked exam questions are as follows:-. All Rights Reserved. a) parasitic 5. b) plaque Which of the following is the source of Vitamin A. A) radiation. This quiz is designed to help you assess how well you have learned the content of this lesson. d) bacterial infection Answer: 1. The section contains MCQs on spirochetes, negative rods, cocci, facultatively anaerobic gram, rickettsias and chlamydias, mycoplasmas, positive cocci and positive bacteria. (2) Chemical, physical and biological properties of a product are also determined during secondary screening. Universal aseptic techniques includes, Except a) Gown b) Mask c) Cough Etiquettes d) Hand washing answer-D 4. The microorganisms secrete the enzymes into their nutrient medium to make better use of it. Each daughter cell is a clone of the parent cell. As an Amazon Associate we earn from qualifying purchases. 7. b) Streptococcus lactis b) vitamins MCQ on Industrial Microbiology. A) True Which of the following morphological characteristics is an important identification characteristic of. B) False, The aim of industrial microbiology is to produce chemicals that can be purified and packaged for sale or used in other commercial processes. 1. The prototrophs are the organisms which are not capable of synthesizing all growth requirements for themselves. Q. Q.1: Screening of microorganisms includes . Which shape of bacteria has been represented in the following diagram? 4.0 SECONDARY SCREENING OF MICROORGANISMS . Staphylococcus aureus is a major bacterial human pathogen that causes a wide variety of clinical manifestations. Which of the following are important primary screening techniques? Microorganisms are minute, unicellular organisms that aren't visible to the naked eye. Here are 1000 MCQs on Microbiology (Chapterwise), The Characterization, Classification and Identification of Microorganisms, The Microscopic Examination of Microorganisms, The Morphology and Fine Structure of Bacteria, Pure Cultures and Cultural Characteristics, Microbial Metabolism : Utilization of Energy and Biosynthesis, The Control of Microorganisms by Physical & Chemical Agents, Antibiotics and Other Chemotherapeutic Agents, Microbiology of Soil & Aquatic Microbiology, Microbiology of Domestic Water and Wastewater, Microbiology of Food, Industrial Microbiology & Bacterial Genetics, Microbial Flora of the Healthy Human Host, Host-Microbe Interactions : The Process of Infection, Microbial Agents of Disease : Bacteria & Viruses, Microbial Agents of Disease : Fungi and Protozoa, Microbiology MCQ: Major Characteristics of Microorganisms, Microbiology MCQ: Microbial Classification, Microbiology MCQ: Transmission Electron Microscope and Scanning Electron Microscope, Microbiology MCQ: The Size, Shape and Arrangement of Bacterial Cells, Microbiology MCQ: Structures External to the Cell Wall, Microbiology MCQ: Structures Internal to the Cell Wall, Microbiology MCQ: Nutritional Requirements, Microbiology MCQ: Physical Conditions Required for Growth, Microbiology MCQ: Reproduction Modes of Cell Division, Microbiology MCQ: Growth Cycle of Bacteria, Microbiology MCQ: Quantitative Measurement of Bacterial Growth, Microbiology MCQ: Cultural Characteristics, Microbiology MCQ: Some Principles of Bioenergetics, Microbiology MCQ: Energy Production by Anaerobic Processes, Microbiology MCQ: Energy Production by Aerobic Processes, Microbiology MCQ: Energy Production by Photosynthesis, Microbiology MCQ: Utilization of Energy in Nonbiosynthetic Processes, Microbiology MCQ: Utilization of Energy in Biosynthetic Processes, Microbiology MCQ: The Biosynthesis of Deoxyribonucleic Acid, Microbiology MCQ: Transcription and Translation of Genetic Information, Microbiology MCQ: The Process of Protein Synthesis, Microbiology MCQ: Aerobic Gram Negative Rods and Cocci, Microbiology MCQ: Facultatively Anaerobic Gram Negative Rods, Microbiology MCQ: Anaerobic Gram-Negative Straight, Curved and Helical Rods, Microbiology MCQ: The Rickettsias and Chlamydias, Microbiology MCQ: Endospore Forming Gram Positive Bacteria, Microbiology MCQ: Nonspore Forming Gram Positive Bacteria, Microbiology MCQ: Physiology and Cultivation of Fungi, Microbiology MCQ: Classification of Fungi, Microbiology MCQ: Some Fungi of Special Interest, Microbiology MCQ: The Biological and Economic Importance of Algae, Microbiology MCQ: Characteristics of Algae, Microbiology MCQ: Classification of Algae, Microbiology MCQ: Ecology and Importance of Protozoa, Microbiology MCQ: Reproduction of Protozoa, Microbiology MCQ: Characteristics of Some Major Groups of Protozoa, Microbiology MCQ: Morphology and Structure of Phages, Microbiology MCQ: Replication of Bacterial Viruses, Microbiology MCQ: Viruses and Vaccination, Microbiology MCQ: Structure and Composition, Microbiology MCQ: Classification of Viruses, Microbiology MCQ: Virus Infection and Fatal Diseases Associated with Viruses in Animals, Microbiology MCQ: Fundamentals of Control, Microbiology MCQ: Characteristics and Definition of Chemical Agents, Microbiology MCQ: Major Groups of Antimicrobial Agents, Microbiology MCQ: Evaluation of Antimicrobial Chemical Agents, Microbiology MCQ: Historical Highlights of Chemotherapy, Microbiology MCQ: Antibiotics and their Mode of Action, Microbiology MCQ: Microbiological Assay of Antibiotics, Antifungal, Antiviral and Antitumour Antibiotics, Microbiology MCQ: Interactions Among Soil Microorganisms, Microbiology MCQ: The Carbon Cycle & Sulphur Cycle, Microbiology MCQ: The Aquatic Environment, Microbiology MCQ: Distribution and Techniques for the Study of Aquatic Microorganisms, Microbiology MCQ: Productivity of Aquatic Microorganisms, Microbiology MCQ: Determining Sanitary Quality of Water, Microbiology MCQ: Wastewater and Treatment Processes, Microbiology MCQ: Microbial Flora of Fresh Foods, Microbiology MCQ: Microorganisms and Industry, Microbiology MCQ: Industrial Uses of Bacteria, Microbiology MCQ: Industrial Uses of Yeasts, Microbiology MCQ: Industrial Uses of Molds, Microbiology MCQ: Bacterial Recombination, Microbiology MCQ: Bacterial Transformation, Microbiology MCQ: Normal Flora and the Human Host, Microbiology MCQ: Distribution and Occurrence of the Normal Flora, Microbiology MCQ: Penetration of Epithelial Cell Layers, Microbiology MCQ: Events in Infection Following Penetration, Microbiology MCQ: Microbial Virulence Factors, Microbiology MCQ: Diseases Caused by Aerobic and Anaerobic Gram Negative Rods, Microbiology MCQ: Diseases Caused by Staphylococcus, Streptococcus and Bacillus, Microbiology MCQ: Diseases Caused by Clostridium, Corynebacterium and Mycobacterium, Microbiology MCQ: Viruses Containing Single Stranded RNA, Microbiology MCQ: Viruses Containing Double Stranded DNA, Microbiology MCQ: Diseases Caused by Fungi, Microbiology MCQ: Diseases Caused by Protozoa, Microbiology MCQ: Therapeutic Drugs for Treatment of Fungal and Protozoan Diseases, Environmental Biotechnology MCQ Questions, 1000 Data Structures & Algorithms II MCQs, 50k Electronics & Communication Engg MCQs. The microbes play a major role in nutrient cycling, decomposition, food spoilage, control and cause of diseases and biotechnology. d) Coliforms When examined he said the cough first started about a month ago, he said no other symptoms appeared in the first week, he complained about the loss of appetite due to which he lost some of his body weight. d) intercalating agents View Answer, 23. B) inhibit germination of botulism spores. Blood C. Electrolytes D. Water: 5. 6. c) Peritrichous c) Nitrosomonas europaea Auxanography technique is employed for detecting microorganisms able to produce__________. Crowded plate technique Secondary screening can give information about, (1) The genetic instability in microbial cultures, (2) Number of products produced in a single fermentation, 8. d) Indicator dye technique Some bacteria are capable of spore formation so they are highly heat resistant and some are capable of producing heat-resistant toxins. Secondary screening should yield the types of information which are needed in order to evaluate the true potential of a microorganisms industrially usage. c) rod shaped Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? A. 5. a) Vibrio cholerae D. Rose Bengal Agar plate. d) proteins A) True Answer: 4. d) cathode rays A 24 year old sexually active woman had an infection in the vaginal area with genital discharge while urinating. b) The examination of the infection sites, c) They are prokaryotes in cellular organization. A 70 year old male visited a clinic with chronic cough, chest pain, fever, chills, and weakness. Who was the first to observe animalcules under the microscope? Antibiotic producing microorganisms can be detected by the method__________, 5. 6.8 - 7.2 b. c) Chlorella 13. pH, cations, thymidine or thymine, use of supplemented media). Chapter 4: Clinical Virology MCQs. a) DNA polymerase III Which among the following group of microorganisms are found in the ducts of cows mammary glands? Chapter 3: Classification of Viruses MCQs. Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? 12. Label these plates 1/10 3 through 1/10 6. Which of the following is not related to microbes?a) Microbes are not ideal for biotechnologyb) Microbes produce chemicals during their metabolismc) Microbes can be grown on artificial mediumd) Microbes can live in highly acidic mediumAnswer: aClarification: Microbes can be grown on artificial cultures media where they form colonies. Lipopolysaccharide in cell walls is characteristic of? 2011-2023 Sanfoundry. Which of the following foods is NOT made by fermentation? The section contains multiple choice questions and answers on viruses, vaccination, structure, composition, viruses classification, virus infection and fatal diseases. Full-form of ATCC is _________ 1. 5.6 - 8.2 form of c. 3.0 - 6.0 d. 8.0 - 14.0 a. Organic compounds b. Inorganic compounds 14. b) 0.5 to 1.0 micrometer in diameter Home Fermentation Technology Objective Questions 250+ MCQs on Isolation and Screening of Industrially Important Microbes and Answers. C) sugar. The cell structure of gram positive and gram negative bacteria appear as the picture given below after the gram staining procedure, Gram positive bacteria Gram negative bacteria. B) False, HACCP Hazard Analysis and Critical Control Point uses random samples for quality control of the food supply. B) False, Microbiology 17 immunization and immune Testi. Rickettsia species are carried by. Secondary screening may be qualitative and quantitative in its approach. b) Magnifying lens 1215, 1216 137, 1217 Particles in a biological aerosol usually vary in size from <1 m to 50 m. The section contains multiple choice questions and answers on bioenergetics principles, energy production by photosynthesis, anaerobic and aerobic processes. Wish you the best in your endeavor to learn and master Microbiology! c) Enrichment Culture technique 8. In modern plants the screens are cleaned . A skin biopsy test was performed and the infection was diagnosed to be a parasitic infection. It is the organization which has the largest department of Research and Development. d) spherical Clarification: The Crowded Plate Technique is used for the detection and isolation of the organisms which are antibiotic producers. You can also prevent infections through: Hand-washing. 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screening of microorganisms includes mcq

screening of microorganisms includes mcq

10-fold d) hydrophobic barrier and site of generation of protonmotive force Categories: . It includes the physical processes of screening, comminution, grit removal, and sedimentation. Q. Bacterial endospores are more resistant to antimicrobial control methods than all other microbial forms. d) Phaeophycophyta 31) Name the bacteria of the Enterobacteriaceae family that have the following characteristics? You will lie on your back on an exam table, with your feet in stirrups. C. The optimum temperature for the growth of an organism must be above 50C You can also check this one and can share your opinions on Cell Culture Plates Product. Which of the following plate is used to detect and isolate organic acid producers? Lung infection was suspected, and a chest X-ray was performed which showed infection in both lungs. Which isolation technique is most effective? 4. Clarification: Auxanographic technique proceeds with 2-plate preparation. Answer: A It should not leave damage and odour. The objective of this study was to isolate, identify, and screen the potential antimicrobial-producing . D. American Type Classifier and Collection. You can practice these MCQs chapter by chapter starting from the 1st chapter or you can jump to any chapter of your choice. 3. a) Streptomyces sp. a) Mesophile In which of the following treatment involve oxidation of organic constituents of the wastewater? B) plasmolyzes bacteria and fungi. View Answer, 19. Ans: The steps adopted in a typical sewage treatment plant are as given below: ADVERTISEMENTS: d) appendaged bacteria chipotle corporate phone number . . 5. A) True Which of the following is a prokaryotic microorganism? b) Candida utilis b) Streak-plate In this process desired microorganism is generally isolated from a natural environment like soil, which . A sputum sample was taken for the lab diagnosis for the isolation and identification of the microorganism. a) elongated They block floating debris such as wood, rags, and other bulky objects that could clog pipes or pumps. Screening - It refers to the isolation of only those microorganisms which are of interest from among a large population of microbes. answer choices. Which of the following method can be used to determine the number of bacteria quantitatively? If you would like to learn "Microbiology" thoroughly, you should attempt to work on the complete set of 1000+ MCQs - multiple choice questions and answers mentioned above. a) Final treatment The presence of E. coli in a drinking water sample almost always indicates recent fecal contamination, meaning there is a greater . Through primary screening only few or many microorganism that produce a industrially . View Answer, 9. View Answer, 34. uses 100 grams of glucose in a 300ml solution. 3. The section contains multiple choice questions and answers on nutritional requirements, bacteriological media and physical conditions growth. Clarification: Hanging drop technique is used for motility testing of bacteria. The section contains MCQs on diseases caused by fungi and protozoa, therapeutic drugs for fungal treatment and protozoan diseases. A) heat below 100 oC. b) True Microbiology is the study of living organisms that are not visible to the naked eyes. A. a) Crowded plate technique the virus must not be able to lyse red blood cells. During their metabolism, microbes produce chemicals, some of which are used by human beings. In batch fermentation, 1. D) prevent mold. View Answer, 17. d) saprophytic Crowded plate technique a) True 10. Children are more susceptible to this disease. d) Gram-positive bacteria 7. What is the pH range of Bromophenol blue? The section contains MCQs on microorganisms, industry, industrial uses of bacteria, molds and yeasts, genotypic changes, bacterial recombination and conjugation, bacterial transduction and transformation. Microbiology Question Bank PDF book covers problem solving exam tests from microbiology textbook and practical book's chapters as: Chapter 1: Basic Mycology MCQs. D. Hanging Drop technique. 8. d) 2 micrometer in diameter Identification of bacteria by biochemical tests. Answer: D The act of phagocytizing pathogenic or foreign particles allows cells of the immune system to know what they are fighting against. Easy detection of the small percentage of useful microorganism. b) 10-fold d) Pasteur 1. a) Neisseria gonorrhoeae. (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. C. Phenolphthalein d) The organism must be able to grow in an easily available nutrient medium In screening studies, it is recommended to use non-sterile soil, test different inoculation methods and different abiotic stresses, and even select microorganisms from plants under abiotic stress. First link in any food chain is usually green plants because. d) 6.4 8.0 Trophic level in an ecosystem represents. B) nutrients are continuously fed into the reactor and the product is siphoned off during the run. View Answer, 41. This reduces the cooling costs in large scale fermenters. B. Screening includes primary screening and secondary screening. Answer: B Fermentation Technology Questions on Isolation and Screening of Industrially Important Microbes. View Answer, 5. and you must attribute OpenStax. 2. 1. [1] Often the first test performed, gram staining involves the use of crystal violet or methylene blue as the primary color. a) x-rays D. Indicator dye technique. Which of the following plate is used to detect and isolate organic acid producers? Clarification: Phenol Red plate is used to detect and isolate organic acid producers. c) magnetic fields B) False, Pasteurization is used to sterilize milk. d) chitin, cellulose, or hemicellulose B. Auxanographic technique This will help you to prepare for exams, contests, online tests, quizzes, viva-voce, interviews, and certifications. A) True 5. a. Streptococcus pyogens b. View Answer, 40. Which of the following method is useful for detection and isolation of those microorganisms which are capable of growing on a particular nutrient medium? 30 seconds. All microbes are harmful to humankind.a) Trueb) FalseAnswer: bClarification: Although microbes cause a large number of diseases in human beings, various animals and plants, but not all microbes are harmful. Nitrates maintain the red color of preserved meats and B. Now, 1ml of that stock solution is taken and transferred to the 2nd test tube containing 9ml of distilled water. Vaccination was invented by ____________ Which of the following dye is colourless at acidic pH and becomes red at basic pH? Which among the following is not an ammonia-oxidizing bacteria? Answer: B Which one of the following organisms is least likely to cause this illness? A. Our Environment Class 10 MCQ Question 6. 14. The section contains multiple choice questions and answers on normal flora, human host, normal flora distribution, microbial adherence, epithelial cell layers penetration and microbial virulence factors. b) The organism must be able to produce a high yield of product. A) True APT test C. Elastase I D. Quantitative fecal fat testing: 6. Fecal coliform bacteria are a subgroup of total coliform bacteria. c) Robert Koch Which of the following enzyme removes the RNA primer with its 5-nuclease activity? d) All of the mentioned 8. Your email address will not be published. The section contains questions and answers on biological and economic importance of algae, algae characteristics and classification, ecology and protozoa importance, protozoa characteristics, protozoa morphology and reproduction. b) Atrichous bacteria. ---- >> Below are the Related Posts of Above Questions :::------>>[MOST IMPORTANT]<. Answer: A b) Borrelia a) glycerol residues View Answer, 6. 4. 9. 8. b) teichoic acid d) 2-fold What is the fecal test that requires a 3-day specimen? (3) It provides information on whether the product formed by microorganisms is new or not. b) gamma rays 7. Yeast cells are good source of. View Answer, 20. d) Indicator dye technique b) ribitol residues Several microbes are useful to humans in diverse ways like in household products, industrial products, agricultural products, etc. View Answer, 10. Which among the following is a pathogenic algae for humans? the virus must be able to lyse red blood cells. c) Study of organisms that are not visible to naked eyes Which of the following is the example of encapsulated gram-positive bacteria? View Answer, 28. Contact Us. View Answer, 13. Chemical preservatives do NOT include b) mycotic infection Penicillin causes inhibition of Mycoplasmas. b) Jenner D) are harvested during the exponential phase of growth. Bioremediation of polluants utilizing biodegradation abilities of microorganisms include the natural attenuation, although it may be enhanced by engineered techniques, either by addition of selected microorganisms (bioaugmentation) or by biostimulation, where nutrients are added. Thank you so much for sharing. Name three reserve materials synthesized by microorganisms and note which microbial groups then you must include on every physical page the following attribution: If you are redistributing all or part of this book in a digital format, Water treatment typically requires three stages to make it potable from sewage. Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced . Screens are made of long, closely spaced, narrow metal bars. False. D) 134 oC for 1 second. Report an issue. Your health care provider will insert a special tool called a speculum into your vagina. 11. b) mutualistic 3. Who was the first to observe "animalcules" under the microscope? Which of the following method is useful for the isolation and detection of organisms having the ability to produce growth factors? B) False, Hot foods must be maintained above 60 oC to inhibit microbial growth. a) Crowded plate technique d) Indicator dye technique c) fecal streptococci Sugar fermentation test: Bacteria is grown in a sugar media. d) Indicator dye technique b) Auxanographic technique lack of cell wall. A) manipulating the growth environment. b) Longest wavelength of visible light used View Answer, 15. In an ecosystem, herbivores represent. D) small-scale production is used to synthesize product. The screening is isolation and detection of microorganisms of interest. Mycobacteria f"u001e MCQs IN MICROBIOLOGY 13. pH required for the growth of bacteria is 22. c. Let the soil particles settle after shaking and then transfer 1ml of the solution into tube 2. Q. Vegetative bacteria are able to withstand adverse conditions better than protozoan cysts. Clarification: Screening is the use of highly selective procedures to allow the detection and isolation of only those microorganisms of interest from a large microbial population. The Microbiology Society has a vision and mission around which we base our strategy. Gram positive bacterial cell wall takes the stain of crystal violet and appears, BIOCHEMISTRY, BIOMEDICINE & PHARMACEUTICS, Classification and identification of microorganisms, Branched Chain Amino Acid Metabolism and Maple Syrup Urine Disease, drugs for the treatment of cardiovascular diseases, MEDICAL MICROBIOLOGY gastrointestinal tract, Nosocomial infection/ hospital acquired infections, Lipid Metabolism: MCQs (Cholesterol, Triglycerides, and Other Lipids), MCQs on Sterilization and Disinfection - Decontamination, aseptic processes in laboratory and hospitals, Carbohydrate Metabolism: MCQ on Glycolysis & Gluconeogenesis. (4) This may be accomplished by paper, thin layer, chromatographic technique. D. Amino acid producers. Viral hemagglutination assays only work with certain types of viruses because. b) Treponema pallidum Bacterial cell grown on hydrocarbon wastes from the petroleum industry are a source of _____________ Secondary screening helps in detecting really useful microorganisms in fermentation processes, which includes What is required for proper isolation of microorganisms? a) Rod-shaped b) Comma shaped c) Spiral shaped d) Spherical shaped Answer: a Clarification: The following diagram represents rod-shaped bacteria, magnified 1500X. 2. Which of the following method is not used in isolation and screening of desired microorganisms? b) Monotrichous What are the cell wall structural components of fungi? Note when energy and additional compounds are necessary for any of these mechanisms to operate. For this dilution, it may be said that the solution was diluted _______ b) The organism must be able to produce a high yield of product (1) Optimal temperature for growth, (2) Optimal oxygen requirements, (3) Optimal nutritional needs (4) All of the above. 11 junio, 2022. YB STUDY is an Indias largest Online learning website offers learning for classes 1 to 12 and competitive exams like NEET, JEE, Olympiads, NTSE, KVPY, State boards etc. Creative Commons Attribution License a) Treponema There are various microorganisms types like bacteria, fungi, archaea, or protists. Microscopic examination and culture of the sputum sample revealed gram-positive cocci that appear in chains. Sulphur can be utilized by bacteria in the a. Now that you have read Lesson 5 and have completed the exercises, you should be ready to take the self-assessment quiz. C. Enrichment Culture technique a) Cephaleuros Which part of the compound microscope helps in gathering and focusing light rays on the specimen to be viewed? a) The organism must be genetically stable. Therefore, the exact composition of a defined medium is known. d) Study of microscope The common symptoms are pink or red spots on the skin surface, dry cough, and runny nose. B) sulfites. (retrieve https://www.learningsta.com, April 2021) 2.0 SCREENING . A) fermentation, downstream processing, removal of waste, inoculation. View Answer, 26. B. Auxanographic technique View Answer, 13. b) Auxanographic technique Pathogen testing is used to identify pathogenic organisms in manufacturing environments, ingredients or finished products that could harm the consumer. a) Methyl red Which of the following is the standard resource for identifying bacteria? c) Streptococcus thermophilus View Answer. b) Auxanographic technique C) is used to prevent growth of halophiles. MCQ.9):Which bacteria have flagella of amphitrichous type means the flagellum are present at both the sides? What does a viral DNA becomes after being associated with the bacterial chromosome? D. Indicator dye technique. 15. A) retards growth of Staphylococcus aureus. View Answer, 29. Which among the following are microaerophilic bacteria? (Or show it to your microbiology professor, just for fun.) The process is repeated several times until the requirement is met. Besides macroscopic plants and animals, microbes are the major components of biological systems on this earth. 3.0 4.6 View Answer, 12. View Answer, 24. Clarification: The use of Indicator Dye Technique is used for detection and isolation of the organisms which are organic acid producers. c) AIDS d) American Type Classifier and Collection Which of the following method is useful for the detection and isolation of those microorganisms which are capable of growing on a particular nutrient medium? d) Malaria Sanfoundry Global Education & Learning Series Fermentation Technology. 8. Primary treatment removes material that will either float or readily settle out by gravity. View Answer, 31. It is important to find and resolve the source of the contamination. milk, meat, green vegetables, fruits, etc.) View Answer, 44. View Answer, 43. Dec 20, 2022 OpenStax. 5. View Answer, 7. c) cytoplasm D) all of the above. Rhizobium bacteria. A) substrates are added to the system all at once and runs until product is harvested. c) Secondary treatment The screening is isolation and detection of microorganisms of interest. 6. Which scientist proposed adding a kingdom for protists? View Answer, 8. Some of the frequently asked exam questions are as follows:-. All Rights Reserved. a) parasitic 5. b) plaque Which of the following is the source of Vitamin A. A) radiation. This quiz is designed to help you assess how well you have learned the content of this lesson. d) bacterial infection Answer: 1. The section contains MCQs on spirochetes, negative rods, cocci, facultatively anaerobic gram, rickettsias and chlamydias, mycoplasmas, positive cocci and positive bacteria. (2) Chemical, physical and biological properties of a product are also determined during secondary screening. Universal aseptic techniques includes, Except a) Gown b) Mask c) Cough Etiquettes d) Hand washing answer-D 4. The microorganisms secrete the enzymes into their nutrient medium to make better use of it. Each daughter cell is a clone of the parent cell. As an Amazon Associate we earn from qualifying purchases. 7. b) Streptococcus lactis b) vitamins MCQ on Industrial Microbiology. A) True Which of the following morphological characteristics is an important identification characteristic of. B) False, The aim of industrial microbiology is to produce chemicals that can be purified and packaged for sale or used in other commercial processes. 1. The prototrophs are the organisms which are not capable of synthesizing all growth requirements for themselves. Q. Q.1: Screening of microorganisms includes . Which shape of bacteria has been represented in the following diagram? 4.0 SECONDARY SCREENING OF MICROORGANISMS . Staphylococcus aureus is a major bacterial human pathogen that causes a wide variety of clinical manifestations. Which of the following are important primary screening techniques? Microorganisms are minute, unicellular organisms that aren't visible to the naked eye. Here are 1000 MCQs on Microbiology (Chapterwise), The Characterization, Classification and Identification of Microorganisms, The Microscopic Examination of Microorganisms, The Morphology and Fine Structure of Bacteria, Pure Cultures and Cultural Characteristics, Microbial Metabolism : Utilization of Energy and Biosynthesis, The Control of Microorganisms by Physical & Chemical Agents, Antibiotics and Other Chemotherapeutic Agents, Microbiology of Soil & Aquatic Microbiology, Microbiology of Domestic Water and Wastewater, Microbiology of Food, Industrial Microbiology & Bacterial Genetics, Microbial Flora of the Healthy Human Host, Host-Microbe Interactions : The Process of Infection, Microbial Agents of Disease : Bacteria & Viruses, Microbial Agents of Disease : Fungi and Protozoa, Microbiology MCQ: Major Characteristics of Microorganisms, Microbiology MCQ: Microbial Classification, Microbiology MCQ: Transmission Electron Microscope and Scanning Electron Microscope, Microbiology MCQ: The Size, Shape and Arrangement of Bacterial Cells, Microbiology MCQ: Structures External to the Cell Wall, Microbiology MCQ: Structures Internal to the Cell Wall, Microbiology MCQ: Nutritional Requirements, Microbiology MCQ: Physical Conditions Required for Growth, Microbiology MCQ: Reproduction Modes of Cell Division, Microbiology MCQ: Growth Cycle of Bacteria, Microbiology MCQ: Quantitative Measurement of Bacterial Growth, Microbiology MCQ: Cultural Characteristics, Microbiology MCQ: Some Principles of Bioenergetics, Microbiology MCQ: Energy Production by Anaerobic Processes, Microbiology MCQ: Energy Production by Aerobic Processes, Microbiology MCQ: Energy Production by Photosynthesis, Microbiology MCQ: Utilization of Energy in Nonbiosynthetic Processes, Microbiology MCQ: Utilization of Energy in Biosynthetic Processes, Microbiology MCQ: The Biosynthesis of Deoxyribonucleic Acid, Microbiology MCQ: Transcription and Translation of Genetic Information, Microbiology MCQ: The Process of Protein Synthesis, Microbiology MCQ: Aerobic Gram Negative Rods and Cocci, Microbiology MCQ: Facultatively Anaerobic Gram Negative Rods, Microbiology MCQ: Anaerobic Gram-Negative Straight, Curved and Helical Rods, Microbiology MCQ: The Rickettsias and Chlamydias, Microbiology MCQ: Endospore Forming Gram Positive Bacteria, Microbiology MCQ: Nonspore Forming Gram Positive Bacteria, Microbiology MCQ: Physiology and Cultivation of Fungi, Microbiology MCQ: Classification of Fungi, Microbiology MCQ: Some Fungi of Special Interest, Microbiology MCQ: The Biological and Economic Importance of Algae, Microbiology MCQ: Characteristics of Algae, Microbiology MCQ: Classification of Algae, Microbiology MCQ: Ecology and Importance of Protozoa, Microbiology MCQ: Reproduction of Protozoa, Microbiology MCQ: Characteristics of Some Major Groups of Protozoa, Microbiology MCQ: Morphology and Structure of Phages, Microbiology MCQ: Replication of Bacterial Viruses, Microbiology MCQ: Viruses and Vaccination, Microbiology MCQ: Structure and Composition, Microbiology MCQ: Classification of Viruses, Microbiology MCQ: Virus Infection and Fatal Diseases Associated with Viruses in Animals, Microbiology MCQ: Fundamentals of Control, Microbiology MCQ: Characteristics and Definition of Chemical Agents, Microbiology MCQ: Major Groups of Antimicrobial Agents, Microbiology MCQ: Evaluation of Antimicrobial Chemical Agents, Microbiology MCQ: Historical Highlights of Chemotherapy, Microbiology MCQ: Antibiotics and their Mode of Action, Microbiology MCQ: Microbiological Assay of Antibiotics, Antifungal, Antiviral and Antitumour Antibiotics, Microbiology MCQ: Interactions Among Soil Microorganisms, Microbiology MCQ: The Carbon Cycle & Sulphur Cycle, Microbiology MCQ: The Aquatic Environment, Microbiology MCQ: Distribution and Techniques for the Study of Aquatic Microorganisms, Microbiology MCQ: Productivity of Aquatic Microorganisms, Microbiology MCQ: Determining Sanitary Quality of Water, Microbiology MCQ: Wastewater and Treatment Processes, Microbiology MCQ: Microbial Flora of Fresh Foods, Microbiology MCQ: Microorganisms and Industry, Microbiology MCQ: Industrial Uses of Bacteria, Microbiology MCQ: Industrial Uses of Yeasts, Microbiology MCQ: Industrial Uses of Molds, Microbiology MCQ: Bacterial Recombination, Microbiology MCQ: Bacterial Transformation, Microbiology MCQ: Normal Flora and the Human Host, Microbiology MCQ: Distribution and Occurrence of the Normal Flora, Microbiology MCQ: Penetration of Epithelial Cell Layers, Microbiology MCQ: Events in Infection Following Penetration, Microbiology MCQ: Microbial Virulence Factors, Microbiology MCQ: Diseases Caused by Aerobic and Anaerobic Gram Negative Rods, Microbiology MCQ: Diseases Caused by Staphylococcus, Streptococcus and Bacillus, Microbiology MCQ: Diseases Caused by Clostridium, Corynebacterium and Mycobacterium, Microbiology MCQ: Viruses Containing Single Stranded RNA, Microbiology MCQ: Viruses Containing Double Stranded DNA, Microbiology MCQ: Diseases Caused by Fungi, Microbiology MCQ: Diseases Caused by Protozoa, Microbiology MCQ: Therapeutic Drugs for Treatment of Fungal and Protozoan Diseases, Environmental Biotechnology MCQ Questions, 1000 Data Structures & Algorithms II MCQs, 50k Electronics & Communication Engg MCQs. The microbes play a major role in nutrient cycling, decomposition, food spoilage, control and cause of diseases and biotechnology. d) Coliforms When examined he said the cough first started about a month ago, he said no other symptoms appeared in the first week, he complained about the loss of appetite due to which he lost some of his body weight. d) intercalating agents View Answer, 23. B) inhibit germination of botulism spores. Blood C. Electrolytes D. Water: 5. 6. c) Peritrichous c) Nitrosomonas europaea Auxanography technique is employed for detecting microorganisms able to produce__________. Crowded plate technique Secondary screening can give information about, (1) The genetic instability in microbial cultures, (2) Number of products produced in a single fermentation, 8. d) Indicator dye technique Some bacteria are capable of spore formation so they are highly heat resistant and some are capable of producing heat-resistant toxins. Secondary screening should yield the types of information which are needed in order to evaluate the true potential of a microorganisms industrially usage. c) rod shaped Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? A. 5. a) Vibrio cholerae D. Rose Bengal Agar plate. d) proteins A) True Answer: 4. d) cathode rays A 24 year old sexually active woman had an infection in the vaginal area with genital discharge while urinating. b) The examination of the infection sites, c) They are prokaryotes in cellular organization. A 70 year old male visited a clinic with chronic cough, chest pain, fever, chills, and weakness. Who was the first to observe animalcules under the microscope? Antibiotic producing microorganisms can be detected by the method__________, 5. 6.8 - 7.2 b. c) Chlorella 13. pH, cations, thymidine or thymine, use of supplemented media). Chapter 4: Clinical Virology MCQs. a) DNA polymerase III Which among the following group of microorganisms are found in the ducts of cows mammary glands? Chapter 3: Classification of Viruses MCQs. Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? 12. Label these plates 1/10 3 through 1/10 6. Which of the following is not related to microbes?a) Microbes are not ideal for biotechnologyb) Microbes produce chemicals during their metabolismc) Microbes can be grown on artificial mediumd) Microbes can live in highly acidic mediumAnswer: aClarification: Microbes can be grown on artificial cultures media where they form colonies. Lipopolysaccharide in cell walls is characteristic of? 2011-2023 Sanfoundry. Which of the following foods is NOT made by fermentation? The section contains multiple choice questions and answers on viruses, vaccination, structure, composition, viruses classification, virus infection and fatal diseases. Full-form of ATCC is _________ 1. 5.6 - 8.2 form of c. 3.0 - 6.0 d. 8.0 - 14.0 a. Organic compounds b. Inorganic compounds 14. b) 0.5 to 1.0 micrometer in diameter Home Fermentation Technology Objective Questions 250+ MCQs on Isolation and Screening of Industrially Important Microbes and Answers. C) sugar. The cell structure of gram positive and gram negative bacteria appear as the picture given below after the gram staining procedure, Gram positive bacteria Gram negative bacteria. B) False, HACCP Hazard Analysis and Critical Control Point uses random samples for quality control of the food supply. B) False, Microbiology 17 immunization and immune Testi. Rickettsia species are carried by. Secondary screening may be qualitative and quantitative in its approach. b) Magnifying lens 1215, 1216 137, 1217 Particles in a biological aerosol usually vary in size from <1 m to 50 m. The section contains multiple choice questions and answers on bioenergetics principles, energy production by photosynthesis, anaerobic and aerobic processes. Wish you the best in your endeavor to learn and master Microbiology! c) Enrichment Culture technique 8. In modern plants the screens are cleaned . A skin biopsy test was performed and the infection was diagnosed to be a parasitic infection. It is the organization which has the largest department of Research and Development. d) spherical Clarification: The Crowded Plate Technique is used for the detection and isolation of the organisms which are antibiotic producers. You can also prevent infections through: Hand-washing.

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