screening of microorganisms includes mcq

Answer: A c) Gram-negative bacteria C. 1000-fold c) Enrichment Culture technique Which of the following is NOT a domain in Woese and Foxs phylogenetic tree? b) mycotic infection c) Cyanobacteria d) Candida milleri 9. Microbial enzyme production concentrates on simple hydrolytic enzymes (proteases, amylases, pectinases) that degrade natural polymers such as proteins, starches, or pectin. d) Indicator dye technique Which of the following method is not used in isolation and screening of desired microorganisms? Definition: true bacteria; bacteria excluding the archaea. This includes bacteria, archaea, viruses, fungi, prions, protozoa and algae, collectively known as 'microbes'. 2011-2023 Sanfoundry. other viruses are too dangerous to work with in a clinical lab setting. Actinomycetes are Gram-positive, facultative anaerobic fungus-like filamentous bacteria which remain on the top of the natural antibiotic producers. 13. (PDF) Mcqs in microbiology | Mohammed Bilal - Academia.edu Which of the following types of microorganisms is photosynthetic? View Answer, 21. Secondary screening can give information about (1) The genetic instability in microbial cultures (2) Number of products produced in a single fermentation (3) The structure of the product (4) All of the above. A food chain comprising birds, green plants, fish and man. Microorganisms Class 8 Science Chapter 2 as per NCERT Book used in CBSE and other Schools. Glycolysis can occur in ___________ 11. Bacterial Vaginosis Test: MedlinePlus Medical Test D) starch. 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. A. Fecal occult blood B. Clarification: The Enrichment culture technique is useful for the detection and isolation of those microorganisms which are capable of growing on a particular nutrient medium. Symptoms include cough and lung infection. Screening of Microorganisms MCQ with Answers - YB Study Dec 20, 2022 OpenStax. (1) It is useful in sorting microorganisms that have real commercial value. 3.0 4.6 Secondary screening may be qualitative and quantitative in its approach. d) electron beams 1. Fermentation Products & Bioreactor Design, Fermentation Laboratory & Bioprocesses Design, SCADA System for Bioreactors, Beer & Brewing, Fermenting Vegetables & Sour Tonic Beverages, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Fermentation Technology Questions and Answers Microbial Growth Kinetics FedBatch Culture, Next - Fermentation Technology Questions and Answers Preservation of Industrial Microorganisms, Certificate of Merit in Fermentation Technology, Fermentation Technology Certification Contest, Genetic Engineering Questions and Answers Database Screening and Screening by Nucleic Acid Hybridisation 1, Fermentation Technology Questions and Answers Improvement of Industrial Microorganisms, Fermentation Technology Questions and Answers Fermentation Products Recovery and Purification Chromatography, Genetic Engineering Questions and Answers Database Screening and Screening by Nucleic Acid Hybridisation 2, Mechanical Operations Questions and Answers Screening Equipments, Fermentation Technology Questions and Answers Microbial Growth Kinetics FedBatch Culture, Fermentation Technology Questions and Answers Aeration and Agitation Determination of Kla Values, Fermentation Technology Questions and Answers Microbial Growth Kinetics Continuous Culture, Fermentation Technology Questions and Answers Commercial Applications Surface, Submerged and Solid State Fermentation, Books on Engineering, Science and Technology, Chemical Process Technology MCQ Questions. Which of the following types of mutants can be isolated using the replica plate technique? Each of the following organisms is an important cause of urinary tract infections except: a. Klebsiella pneumoniae b. Escherichia coli c. Bacteriodes fragilis d. Proteus mirabilis; A 30-year woman has non-bloody diarrhea for the past 14 hours. B) False, Mass-produced microbial cells can be used as livestock feed. 11. screening of microorganisms includes mcq; screening of microorganisms includes mcq. d) gene Which of the following is the primary screening method? Each daughter cell is a clone of the parent cell. Answer: 4. Microorganisms Class 8 Notes, Question Answers - successcds You can practice these MCQs chapter by chapter starting from the 1st chapter or you can jump to any chapter of your choice. screening of microorganisms includes mcq - firmenchroniker.de C. 5 8 5. Microbes are only present in hot and humid areas.a) Trueb) FalseAnswer: bClarification: Microbes occur everywhere- in soil, water, air, inside our bodies and that of other animals and plants. 4. a) Treponema Your health care provider will insert a special tool called a speculum into your vagina. includes 6 urine samples. If you are redistributing all or part of this book in a print format, A. Identify bacteriophage. Microorganisms are minute, unicellular organisms that aren't visible to the naked eye. Butanol is obtained by fermenting molasses by. Sanfoundry Global Education & Learning Series Fermentation Technology. 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. Control of Microbial Growth | Medicine Quiz - Quizizz d) Coxiella burnetii View Answer, 2. Vaccination was invented by ____________ b) The organism must be able to produce a high yield of product In an ecosystem, herbivores represent. B. Microbiology MCQ With Answers Keys. Free Download - BYJUS d) Amino acid producers d) Pasteur MCQ on Our Environment Question 9. Indeed, until Anton von Leeuwenhoek invented . c) UV light 5. d) an increase in the mass of an individual organism b) Auxanographic technique requires five blood samples . What is Microbiology? Cystic fibrosis is an inherited disease, infection in the lungs and digestive system. Staphylococcus Aureus - StatPearls - NCBI Bookshelf View Answer, 11. During their metabolism, microbes produce chemicals, some of which are used by human beings. a) Crowded plate technique This is one of the widely used methods and more important. On the second day, the symptoms got worse and she was taken to the hospital. Cellulose is degraded to cellobiose by the enzyme __________________ 4. B. It is done by using paper, thin layer or other chromatographic techniques. View Answer, 5. The microbes play a major role in nutrient cycling, decomposition, food spoilage, control and cause of diseases and biotechnology. It is a non-profit organization and a key resource for medical research. c) Chlorophycophyta b) Nitrosococcus oceanus Which of the following are true for cytoplasmic membrane? d) Indicator dye technique Which of the following plate is used to detect and isolate organic acid producers? The lesson covers the complete explanation of class 8 Chapter 2 Microorganisms.Topics covered are Introduction to Micro-organisms and microbiology, different types of Micro-organisms, Useful and Harmful Micro-organisms. B. In this process desired microorganism is generally isolated from a natural environment like soil, which . c) Peritrichous The section contains MCQs on selective methods, pure cultures and cultural characteristics. c) Saccharomyces cerevisiae View Answer, 8. Which of the following inhibits DNA replication? A) True D. Indicator dye technique. B) 62.3oC for 30 minutes. chp 25 microbiology 211 mcq Flashcards | Quizlet Which of the following plate is used to detect and isolate organic acid producers? Answer: B The Quizzes about Fecal Analysis (32 tests) - MedQuizzes C. perfringens is a spore-forming bacteria, that produce H 2 S and hemolysis on blood agar. a) Phenol red plate This reduces the cooling costs in large scale fermenters. The section contains multiple choice questions and answers on bioenergetics principles, energy production by photosynthesis, anaerobic and aerobic processes. b. not washing hands before and after lab . D. Indicator dye technique. [2][3] S. aureus is found in the . B) plasmolyzes bacteria and fungi. What does a viral DNA becomes after being associated with the bacterial chromosome? 1. A) are among the most widely used preservatives. Pathogen testing is used to identify pathogenic organisms in manufacturing environments, ingredients or finished products that could harm the consumer. Some examples of rod-shaped bacteria include Lactobacillus, Morganella, Bacillus anthracis, Klebsiella pneumoniae. Phosphorus is essential component of __________ B. Auxanographic technique Entrepreneurship Development MCQ with Answers, MHT CET Chapterwise Questions Pdf free Download. a) Crowded plate technique What are the methods of isolating the pure culture of microorganisms? a) Condenser lens Which of the following method is used for the isolation of mutants? You will lie on your back on an exam table, with your feet in stirrups. Rhizobium bacteria. Multiple Choice. Which of the following method is useful for isolation and detection of organisms having the ability to produce growth factors? 6.8 - 7.2 b. Clarification: The Crowded Plate Technique is used for the detection and isolation of the organisms which are antibiotic producers. Wash your hands with soap and water for at least 20 seconds. Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? 5. B) False, Microbiology 17 immunization and immune Testi. b) an increase in number of cells Chrysolaminarin is the reserved food of ___________________ a) cellulose dehydrogenase a) phospholipids Growth of bacteria or microorganisms refer to __________________ B) are by-products of metabolism that are not important to microbe function. C. American Type Counter Collection A. a) Cyanobacteria, Fungi and Viruses a) viruses A) True d) Physical assay These particles may consist of a single, unattached organism or may occur in the form of clumps composed of a number of . Everything you need to know about water and wastewater microbiology. c) Bacillus thuringiensis 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, 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In regions of the estuary that are nutritionally poor, it is more likely to find which of the following organisms? 2. A sputum sample was taken for the lab diagnosis for the isolation and identification of the microorganism. View Answer, 38. d) 2 micrometer in diameter A) True d) proteins The greatest resolution in light microscopy can be obtained with ___________ Detrimental effects of microorganisms in food include, Fermentation of grains usually results in production of, During malting, barley and other grains are broken down by, Milk fermentation to produce cheese is done initially by inoculating with, Pickles and sauerkraut share a common inoculum, which is. a) Streptomyces sp. View Answer, 14. They block floating debris such as wood, rags, and other bulky objects that could clog pipes or pumps. a) glycerol residues Microbiology MCQ. Except where otherwise noted, textbooks on this site b) transposons The growth factor-like amino acids, vitamins promotes the growth of auxotrophic mutants. View Answer, 4. Penicillin causes inhibition of Mycoplasmas. 14. b) Automatic Type Counter & Classifier a) Eremothecium ashbyi The section contains multiple choice questions and answers on microorganisms characteristics and microbial classification. 10. Which of the following shows the zone of inhibition when a particular organism is grown on a Petri plate? C. Enrichment Culture technique C. MacConkeys Agar plate The screening is isolation and detection of microorganisms of interest. 100-fold c) Mumps 10. Diagram and name four mechanisms bacteria use to transport materials across the cytoplasmic membrane. a) Methyl red Bacteria or other organisms used in AST testing should be from a fresh culture, ii) the composition and preparation of the agar and broth media used (e.g. MCQ Questions for Class 8 Science: Ch 2 Microorganisms: Friend and Foe Which of the following statements is correct regarding secondary screening________. Which organisms show the zone of inhibition grown on a Petri plate? a) Growth Factor producers The section contains questions and answers on control fundamentals, physical agents, chemical agents characteristics, antimicrobial agents groups and antimicrobial chemical agents evaluation. then you must include on every digital page view the following attribution: Use the information below to generate a citation. The section contains questions and answers on diseases caused by staphylococcus, streptococcus, corynebacterium, aerobic and anaerobic gram, viruses containing single and double stranded dna. For which viral disease, vaccine has been recently developed through the use of tissue culture? a) Crowded plate technique Chemical preservatives do NOT include b) The organism must be able to produce a high yield of product. Diagnostic Microbiology - MCQs Flashcards | Quizlet 10. Microbiology MCQ (Multiple Choice Questions) - Sanfoundry A. Universal aseptic techniques includes, Except a) Gown b) Mask c) Cough Etiquettes d) Hand washing answer-D 4. View Answer. Microorganism Definition. View Answer, 2. Who is known as the father of Microbiology? Primary screening of organic acids or amines producing organisms is done by__________, (2) Dye such as neutral red or bromothymol blue is used. The objective of this study was to isolate, identify, and screen the potential antimicrobial-producing . b) ribitol residues b) Auxanographic technique a) Killing all microorganisms. B) heat. b. a) DNA polymerase III 2. Who is considered the "father of Western medicine"? a) Crowded plate technique d) Hanging Drop technique coliform bacteria in drinking water, the source is probably environmental and fecal contamination is unlikely. C) maintain a high osmotic pressure to kill microorganisms. As an Amazon Associate we earn from qualifying purchases. Which of the following is the example of encapsulated gram-positive bacteria? Which of the following is NOT a criterion for the choice of an organism? c) nucleotides Which one of the following organisms is least likely to cause this illness? The section contains questions and answers on cell division modes, bacteria growth cycle and quantitative measurement. Full-form of ATCC is _________ 3. 12. Prokaryotes are very flexible metabolically, so they are able to adjust their feeding to the available natural resources. d) Bacillus polymyxa In the following diagram, what does the question mark represent?a) Ciliab) Flagellac) Haird) PseudopodiaAnswer: b Wastewater treatment - Primary treatment | Britannica 6. d) Coliform bacteria. View Answer, 49. Wish you the best in your endeavor to learn and master Microbiology! 1g of soil is added to that test tube and the soil is allowed to settle down. Which of the following are produced by microorganisms? Isolation of Microorganisms MCQ Questions and Answers Microbes and the Tools of Genetic Engineering - Course Hero c) Enrichment Culture technique 4.0 SECONDARY SCREENING OF MICROORGANISMS . 1. a) Shortest wavelength of visible light used 6. 2. 1. b) Atrichous bacteria. Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? d) Photosynthetic sulfur bacteria Entrepreneurship Development MCQ with Answers, MHT CET Chapterwise Questions Pdf free Download. a) x-rays Secondary screening helps in detecting really useful microorganisms in fermentation processes, which includes, (1) Detection and isolation of microorganisms that possess potentially interesting industrial application, (3) It helps in providing information regarding the product yield potentials of different isolates. 10. b. Litmus milk test: When bacteria is grown in this medium, there may be the production of acids or alkali or even no change in pH. Identification of bacteria by biochemical tests. Allow discarding of many valueless microbes. d) 5 percent Microbial Food Spoilage- Types of microorganisms with examples d) spherical d) Shortest wavelength of visible light used and an objective with the maximum numerical aperture The section contains MCQs on chemotherapy historical highlights, antibiotics and their actions, microbiological assay of antibiotics, antifungal, antiviral and antitumour antibiotics. A. Categories: . View Answer, 4. d) Lactobacillus acidophilus 7. Place 6 test tubes into a rack and fill each with 9ml of 0.9% NaCl solution. MCQ on Industrial Microbiology. Lipopolysaccharide in cell walls is characteristic of? Microbes like bacteria and many fungi can be grown on nutritive media to form colonies, that can be seen with naked eyes. 4. B) False, HACCP Hazard Analysis and Critical Control Point uses random samples for quality control of the food supply. 7. Screening of Industrially Important Microorganism - MCQ Questions The Gram staining is one of the most crucial staining techniques in microbiology. Our Environment Class 10 MCQ Question 6. The section contains questions and answers on sanitary quality of water, wastewater, treatment processes, fresh foods microbial flora, food preservation and microorganisms. Microbiology is the study of living organisms that are not visible to the naked eyes. d) saprophytic View Answer, 32. Which shape of bacteria has been represented in the following diagram?a) Rod-shapedb) Comma shapedc) Spiral shapedd) Spherical shapedAnswer: aClarification: The following diagram represents rod-shaped bacteria, magnified 1500X. Candidiasis is a fungal infection, skin infection, and mouth or vaginal infection that can occur due to the overgrowth of the fungus. microbiology mcqs online test / microbiology mcq quiz / microbiology

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