and you must attribute OpenStax. Who is considered the father of Western medicine? These particles may consist of a single, unattached organism or may occur in the form of clumps composed of a number of . Some strains, however, can cause illness. B. d) All of the mentioned The 1st plate is used to isolate and detect prototrophs whereas 2nd plate is used for identification of auxotrophs. Full-form of ATCC is _________ Trichomonas vaginitis (TV) MCQs Flashcards | Quizlet A) heat below 100 oC. The screening is isolation and detection of microorganisms of interest. d) hydrophobic barrier and site of generation of protonmotive force d) cathode rays 14. Therefore, the exact composition of a defined medium is known. Which of the following is a prokaryotic microorganism? B. b) Study of animals and their family MCQ Questions for Class 8 Science: Ch 2 Microorganisms: Friend and Foe Answer: A Which of the following plate is used to detect and isolate organic acid producers? Screening - It refers to the isolation of only those microorganisms which are of interest from among a large population of microbes. Enrichment culture technique was developed by_________, 16. Glycolysis can occur in ___________ A. Defined media and complex media are two broad classes of culture media used in microbiology. 14. The objective of this study was to isolate, identify, and screen the potential antimicrobial-producing . Q. Vegetative bacteria are able to withstand adverse conditions better than protozoan cysts. The science of using living systems to benefit humankind is called biotechnology.Technically speaking, the domestication of plants and animals through farming and breeding practices is a type of biotechnology. d) Pedoviridae c) Pour-plate and spread plate Label these plates 1/10 3 through 1/10 6. Phagocytosis (article) | Foundation 2: Cells | Khan Academy A. The well-isolated colonies are antibiotic producers with the zone of inhibition. You will lie on your back on an exam table, with your feet in stirrups. Industrial microbiologists use "tricks" to increase the amount of chosen end product; this may include b) irregular a) Crowded plate technique b) cell wall C. Enrichment Culture technique c) magnetic fields b) Auxanographic technique B) False, Microbiology 17 immunization and immune Testi. B. 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. b) gamma rays A) True View Answer, 13. c) Organic acid producers It should not leave damage and odour. b) Treponema pallidum 4. Which of the following method proceeds with 2-plate preparation? Respiratory pathogens: Includes common viruses and atypical bacteria 2: NP swab: Pathogens may have prolonged shedding time; positive results may not rule out infection from other pathogens. Prokaryotes are very flexible metabolically, so they are able to adjust their feeding to the available natural resources. C) 72 oC for 15 seconds. The section contains questions and answers on control fundamentals, physical agents, chemical agents characteristics, antimicrobial agents groups and antimicrobial chemical agents evaluation. 250+ TOP MCQs on Microbes in Industrial Products-4 and Answers, 300+ TOP MCQs on Microbes in Human Welfare and Answers, 250+ TOP MCQs on Microbes in Household Products-1 and Answers, 250+ TOP MCQs on Microbes in Production of Biogas and Answers, 250+ TOP MCQs on Microbes in Household Products-2 and Answers, 250+ TOP MCQs on Microbes in Industrial Products-3 and Answers, 250+ TOP MCQs on Microbes in Sewage Treatment and Answers, 250+ TOP MCQs on Microbes in Industrial Products-1 and Answers, 250+ TOP MCQs on Microbes in Industrial Products-2 and Answers, 250+ TOP MCQs on Microbes as Biofertilizers and Answers, [12 Class Notes] MICROBES IN HUMAN WELFARE Biology CBSE, 250+ TOP MCQs on Microbes as Biocontrol Agents and Answers, 250+ TOP MCQs on Microbes in Metal Containing Habitat and Answers, 250+ TOP MCQs on Microbes in Bioleaching Process and Answers, 250+ MCQs on Isolation and Screening of Industrially Important Microbes and Answers, 300+ TOP MCQs on Bioremediation and Answers, 250+ TOP MCQs on Heat Transfer Applications Thermal Processing and Answers, 250+ TOP MCQs on Environmental Issues Water Pollution and its Control and Answers, 250+ TOP MCQs on Biotechnology Applications Ethical Issues and Answers, 250+ TOP MCQs on Hydraulic Fracturing Frac Job Design and Answers. PDF Question Bank Multiple choice - Virginia Tech d) bacterial infection Which of the following is the most accurate method for microbial assay of antibiotics? a. False. View Answer, 23. is affected by the patient's food intake on the day of testing. Which of the following method is useful for detection and isolation of those microorganisms which are capable of growing on a particular nutrient medium? d) Study of microscope c) 2mm in diameter Biodegradation: Involved Microorganisms and Genetically Engineered a) Eremothecium ashbyi c) Desulfotomaculum sp. c) prophage The section contains multiple choice questions and answers on bioenergetics principles, energy production by photosynthesis, anaerobic and aerobic processes. Which of the following is used in electron microscope? A skin biopsy test was performed and the infection was diagnosed to be a parasitic infection. A. Most E. coli bacteria are harmless and are found in great quantities in the intestines of people and warm-blooded animals. d) appendaged bacteria b) Clostridium botulinum You can also check this one and can share your opinions on Cell Culture Plates Product. Answer: C 100-fold d) gene 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. The section contains MCQs on size, shape and arrangement of bacterial cells, cell wall, structures external and internal to the cell wall. screening of microorganisms includes mcqwarning signs for a deteriorating patient with covid 19 infection 2022.07.03 18:36 18:36 B. Auxanographic technique (PDF) Mcqs in microbiology | Mohammed Bilal - Academia.edu You can also download the PDF of Microbiology MCQs by applying below. View Answer. Juli 2022 Fecal coliform bacteria are a subgroup of total coliform bacteria. screening of microorganisms includes mcq - firmenchroniker.de 2. Chemical preservatives do NOT include 1. Which of the following are the growth morphology of the protozoa? d) Lactobacillus acidophilus 1. b) Auxanographic technique It should be active and stable and environmentally safe. A 24 year old sexually active woman had an infection in the vaginal area with genital discharge while urinating. c. Let the soil particles settle after shaking and then transfer 1ml of the solution into tube 2. a) American Type Culture Collection a) 100-fold c) Study of organisms that are not visible to naked eyes [1] Often the first test performed, gram staining involves the use of crystal violet or methylene blue as the primary color. Mycobacteria f"u001e MCQs IN MICROBIOLOGY 13. pH required for the growth of bacteria is 22. Set up a series of 1/10 dilutions: a. The section contains MCQs on spirochetes, negative rods, cocci, facultatively anaerobic gram, rickettsias and chlamydias, mycoplasmas, positive cocci and positive bacteria. 1. d) Phaeophycophyta Which among the following is a pathogenic algae for humans? Screening of industrial Microorganisms Quiz - Quizizz Water and Wastewater Microbiology (Exam Questions) 2. Diagram and name four mechanisms bacteria use to transport materials across the cytoplasmic membrane. C) are products that require additional processing before they can be packaged. B) 62.3oC for 30 minutes. Which of the following shows the zone of inhibition when a particular organism is grown on a Petri plate? a) Condenser lens We recommend using a d) glucose residues Clarification: The Auxanographic technique is used for the detection and isolation of the organisms which are growth factor producers. a) site of generation of protonmotive force It should have a fast rate of kill of micro-organisms. This will help you to prepare for exams, contests, online tests, quizzes, viva-voce, interviews, and certifications. Coliform Bacteria in Drinking Water - Washington State Department of Health The microorganisms from lakes and rivers can grow at a salt concentration of _________ B. C. MacConkeys Agar plate 7. d) 5 percent a) Bacillariophycophyta d) saprophytic Automatic Type Counter & Classifier Which of the following method is useful for isolation and detection of organisms having the ability to produce organic acids? Crowded plate technique C. 5 8 (4) This may be accomplished by paper, thin layer, chromatographic technique. C. American Type Counter Collection a) The organism must be genetically stable a) Crowded plate technique A 7 year old girl developed a sore throat and fever for 2 days. 42) Which of the following are the routine diagnostic methods performed for the microbial examination of blood specimens collected from a patient with a high fever for more than 2 days? a) parasitic You can practice these MCQs chapter by chapter starting from the 1st chapter or you can jump to any chapter of your choice. c) chitin 37) Which of the following is the selective media used for the cultivation and isolation of. 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. Our members have a unique depth and breadth of knowledge about the discipline. Candidiasis is a fungal infection, skin infection, and mouth or vaginal infection that can occur due to the overgrowth of the fungus. Official Website of Dr. Shyama Prasad Mukherjee University, Ranchi . 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. d) Nitrosovibrio tenuis The section contains MCQs on phages structure and morphology, bacterial viruses replication, lysogeny and lytic. A. 10. The section contains questions and answers on sanitary quality of water, wastewater, treatment processes, fresh foods microbial flora, food preservation and microorganisms. Answer: B b) transposons Microbes like bacteria and many fungi can be grown on nutritive media to form colonies, that can be seen with naked eyes. Defined media are prepared by adding precise amounts of highly purified inorganic or organic chemicals to distilled water. Our Environment Class 10 MCQ Question 6. c) Chlorella a) Treponema (4) Attempt to Stain microorganisms. 4. d) Hanging Drop technique False. (PDF) Screening for Microbes Which of the following method is useful for the isolation and detection of organisms having the ability to produce growth factors? c) Chemical assay Screening of Microorganisms MCQ with Answers - YB Study Secondary screening may be qualitative and quantitative in its approach. 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. Answer: B Which of the following are true for cytoplasmic membrane? The section contains questions and answers on cell division modes, bacteria growth cycle and quantitative measurement. Salting, as a preservative, d) Mycoplasmas Which of the following microorganism is eliminated in canned foods? View Answer, 16. Complex media are prepared using digests of microbial, animal, or . Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? Fermentation Technology Interview Questions and Answers - Sanfoundry 2011-2023 Sanfoundry. Microbiology MCQ. The section contains multiple choice questions and answers on microorganisms characteristics and microbial classification. Prokaryotes can be found everywhere on our planet, even in the most extreme environments. View Answer, 2. Pathogen testing is used to identify pathogenic organisms in manufacturing environments, ingredients or finished products that could harm the consumer. chp 25 microbiology 211 mcq Flashcards | Quizlet Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced . How do you isolate microorganisms in the air? Which of the following is the source of Vitamin A. Which of the following is a correct usage of binomial nomenclature? a) Final treatment During their metabolism, microbes produce chemicals, some of which are used by human beings. View Answer, 12. Report an issue. View Answer, 44. Microbial Enzyme - an overview | ScienceDirect Topics View Answer, 14. 4. Often overlooked, hand-washing is one of the easiest and most effective ways to protect yourself from germs and most infections. Which of the following is the example of encapsulated gram-positive bacteria? View Answer, 14. 2. View Answer, 29. 9. D) starch. Which of the following is the primary screening method? c) holozoic answer choices. Viral hemagglutination assays only work with certain types of viruses because. Pathogen & Spoilage Testing - Sigma-Aldrich d) Prototheca d) cellulase a) Cyanobacteria, Fungi and Viruses b) Longest wavelength of visible light used Primary treatment removes material that will either float or readily settle out by gravity. Now, 1ml of that stock solution is taken and transferred to the 2nd test tube containing 9ml of distilled water. Protozoa that eat other organisms are known as _______________ View Answer, 25. Which of the following microorganism has the cocci cell shapes and sizes arranged usually in tetrad structures? Eubacteria are prokaryotic microorganisms consisting of a single cell lacking a nucleus and containing DNA is a single circular chromosome. Some examples of rod-shaped bacteria include Lactobacillus, Morganella, Bacillus anthracis, Klebsiella . View Answer, 49. Our 1000+ MCQs focus on all topics of the Microbiology subject, covering 100+ topics. In an ecosystem, herbivores represent. Which of the following plate is used to detect and isolate organic acid producers? Answer: 4. 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. milk, meat, green vegetables, fruits, etc.) 43) Which of the following methods are the most common and routine culture methods performed in the microbiology lab for the proper isolation and identification of bacteria and fungi? Categories: . c) Enrichment Culture technique To practice all areas of Fermentation Technology for Interviews, here is complete set of 1000+ Multiple Choice Questions and Answers. Chrysolaminarin is the reserved food of ___________________ b) aerobic cells View Answer, 32. D. 2-fold. View Answer. Answer: C d) intercalating agents View Answer, 2. Who is known as the father of Microbiology? Growth of bacteria or microorganisms refer to __________________ View Answer, 10. c) Robert Koch 11. a) x-rays What are the cell wall structural components of fungi? 9. a) Spread-plate 1999-2023, Rice University. 5. Blood C. Electrolytes D. Water: 5. Microorganisms are minute, unicellular organisms that aren't visible to the naked eye. View Answer, 43. B) False, Hot foods must be maintained above 60 oC to inhibit microbial growth. b) coliforms Home Class 12 Biology Objective Questions 250+ TOP MCQs on Microbes and Answers. Clarification: The optimum temperature for the growth of an organism should be above 40C. Which was the first disease for which a chemotherapeutic agent was used? 4. Required fields are marked *. Staphylococcus aureus is a major bacterial human pathogen that causes a wide variety of clinical manifestations. 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. B. Auxanographic technique Bacterial Vaginosis Test: MedlinePlus Medical Test c) nucleotides Sulphur can be utilized by bacteria in the a. Fermentation Technology Questions on Isolation and Screening of Industrially Important Microbes. Answer: A 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. Q.1. c) carbohydrates b) Rabies 5. The section contains multiple choice questions and answers on nutritional requirements, bacteriological media and physical conditions growth. a) Vibrio cholerae 4.E: Prokaryotic Diversity (Exercises) - Biology LibreTexts Gram negative bacteria take the color of safranin stain and appear pink or red. Microbes can live in highly acidic as well as an alkaline medium. A) True A) retards growth of Staphylococcus aureus. a) True D) exposure. a) False D) are harvested during the exponential phase of growth. b) Xanthophycophyta These are non-enveloped viruses with a double-stranded DNA genome. C. perfringens is a spore-forming bacteria, that produce H 2 S and hemolysis on blood agar. 1. 5. Acridine orange is which type of mutagen? 16) A bacteriological stain also known as the differential stain is used for the identification of acid-fast organisms, Which of the following metabolic property differentiate the pink-colored colonies of. a) DNA polymerase III c) rod shaped c) Enrichment Culture technique C. Enrichment Culture technique b) Streak-plate For this dilution, it may be said that the solution was diluted _______ View Answer, 10. c) ribitol or glycerol residues Want to cite, share, or modify this book? Clarification: The pH range of Bromophenol blue is 3.0 4.6. (2) Attempt to kill microorganisms outside of their natural environment. b) RNA polymerase 11. B) False, Pasteurization is used to sterilize milk. b) The examination of the infection sites, c) They are prokaryotes in cellular organization. b) Mesophile and psychrophile Diagnostic Microbiology - MCQs Flashcards | Quizlet Ch. 20 Multiple Choice - Microbiology | OpenStax 1g of soil is added to that test tube and the soil is allowed to settle down. A. d) Cristispira B) heat. Which of the following method is not used in isolation and screening of desired microorganisms? MCQs Bacteriology (1-10): With Answers and Explanations PDF Coliform Bacteria and Drinking Water - Washington State Department of View Answer, 5. c) Lactobacilli Thank you so much for sharing. A 70 year old male visited a clinic with chronic cough, chest pain, fever, chills, and weakness. What is Microbiology? View Answer, 11. View Answer, 8. b) Fungi 4. [2][3] S. aureus is found in the . d) Coliform bacteria. Answer: A Cystic fibrosis is an inherited disease, infection in the lungs and digestive system. b) Auxanographic technique Actinomycetes are Gram-positive, facultative anaerobic fungus-like filamentous bacteria which remain on the top of the natural antibiotic producers. Potato Dextrose Agar plate Microbes and the human body - Microbiology Society Clarification: The Antibiotic producers show the zone of inhibition. Place 6 test tubes into a rack and fill each with 9ml of 0.9% NaCl solution. c) Bacillus thuringiensis 4. C) alcohol. a) Gram-negative organisms 2. C) sugar. View Answer, 5. d) Pour plate Answer: D (1) Its a process for the detection and isolation of microorganisms of our interest. Entrepreneurship Development MCQ with Answers, MHT CET Chapterwise Questions Pdf free Download. d) spherical Clarification: Adenoviruses cause respiratory infections. B. A. View Answer, 12. D) prevent mold. a) True 3. Microbiology Multiple Choice Questions and Answers (MCQs) a) Leuconostoc mesenteroides What is the fecal test that requires a 3-day specimen? The colour of plate changes from red to yellow in the zone of organisms producing organic acid. b) Syphilis Microorganisms Class 8 Notes, Question Answers - successcds A) True b) Monotrichous a) Study of molecules that are visible to human eyes c) hydrophobic barrier Cryptococcosis is a disease of ________________ d) Amino acid producers 14. B) False, HACCP Hazard Analysis and Critical Control Point uses random samples for quality control of the food supply. C) inoculation, fermentation, downstream processing, removal of waste. What is the pH range of Bromophenol blue? In batch fermentation, Microbiology MCQ With Answers Keys. Free Download - BYJUS Microbiology is the study of : 3. b) Magnifying lens 13. They are present even at sites where no other life-form could possibly exist- sites such as deep inside geysers, deep in the soil, etc. Lung infection was suspected, and a chest X-ray was performed which showed infection in both lungs. Sugar fermentation test: Bacteria is grown in a sugar media. However, if environmental contamination can enter the system, pathogens could get in too. A sputum sample was taken for the lab diagnosis for the isolation and identification of the microorganism. answer choices. C) is used to prevent growth of halophiles. However, in a contemporary sense, we associate biotechnology with the direct alteration of an organism's genetics to achieve desirable traits through the process of genetic engineering. b) Jenner D. Amino acid producers. a) cellulose dehydrogenase A) substrates are added to the system all at once and runs until product is harvested. c) AIDS a) Phenol red plate Screening of Industrially Important Microorganism - Learn Insta 11. Bacteria MCQ s with Answers | Net Explanations b) Automatic Type Counter & Classifier Microorganism Definition. MCQ on Industrial Microbiology. c) Chlorophycophyta 1. OpenStax is part of Rice University, which is a 501(c)(3) nonprofit. View Answer, 27. Your email address will not be published. d) Candida milleri c) Gram-negative bacteria Microbial Food Spoilage- Types of microorganisms with examples . B) mass, controlled culture of microbes to synthesize products. a) fats View Answer, 24. c) base analog The section contains questions and answers on energy utilization in biosynthetic and nonbiosynthetic processes, transcription and translation of genetic information and protein synthesis process. The serial dilutions of soil are performed and spread on a Petri plate and allowed to grow. View Answer, 13. It will immensely help anyone trying to crack an exam or an interview. Screens are made of long, closely spaced, narrow metal bars. Phagocytosis is a critical part of the immune system. View Answer, 4. chipotle corporate phone number . b) False d) proteins 4. A routine GTT: is three hours long. ---- >> Below are the Related Posts of Above Questions :::------>>[MOST IMPORTANT]<. (retrieve https://www.learningsta.com, April 2021) 2.0 SCREENING . What is high throughput screening used for? Answer: A Which of the following foods is NOT made by fermentation? Answer: C b) hexokinase 3. uses 100 grams of glucose in a 300ml solution. Note when energy and additional compounds are necessary for any of these mechanisms to operate. c) Mumps It includes the physical processes of screening, comminution, grit removal, and sedimentation. Answer: A. 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. B) plasmolyzes bacteria and fungi. You may refer to the lesson text whenever you are unsure of the answer. screening of microorganisms includes mcq. Everything you need to know about water and wastewater microbiology. c) Enrichment Culture technique The section contains multiple choice questions and answers on morphology, reproduction, physiology and fungi cultivation, fungi classification and special interest. A) radiation. B) using small scale containers to concentrate production. c) Spirochaeta b) Borrelia 3. This set of Fermentation Technology Interview Questions and Answers focuses on Isolation and Screening of Industrially Important Microbes. Urinary tract infection was suspected, urine sample and swab specimen were taken and cultured on suitable agar media, a microscopic examination was performed. First link in any food chain is usually green plants because. Which of the following types of mutants can be isolated using the replica plate technique? What does a viral DNA becomes after being associated with the bacterial chromosome? 7. Which of the following bacteria is an endospore-forming bacteria that is also a common foodborne pathogen? Indeed, until Anton von Leeuwenhoek invented . Several types of cells of the immune system perform phagocytosis, such as neutrophils, macrophages, dendritic cells, and B lymphocytes. b) Potato Dextrose Agar plate The methods for isolation and screening are a crowded plate, auxanography, enrichment culture and use of indicator dyes. d) Shortest wavelength of visible light used and an objective with the maximum numerical aperture Antibiotic producers 9. Binary fission begins when the DNA of the bacterium divides into two (replicates). 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The organism must be able to grow in an easily available nutrient medium.
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