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. It should not leave damage and odour. a) Crowded plate technique Glycosylated hemoglobin: causes sickle cell anemia. D. Indicator dye technique. The section contains multiple choice questions and answers on microorganisms characteristics and microbial classification. b) Microbacteria d) DNA polymerase II 5. D) all of the above. It is used to reduce the dense culture of cells to usable concentration. 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. b) Auxanographic technique It is the organization which has the largest department of Research and Development. C. Organic acid producers c) Binary fission 6. c) Enrichment Culture technique b) The examination of the infection sites, c) They are prokaryotes in cellular organization. Fermentation Technology Interview Questions and Answers - Sanfoundry Which of the following method is not used in isolation and screening of desired microorganisms? PDF Official Website of Dr. Shyama Prasad Mukherjee University, Ranchi 100-fold What is the fecal test that requires a 3-day specimen? are not subject to the Creative Commons license and may not be reproduced without the prior and express written a) Rod-shaped b) Comma shaped c) Spiral shaped d) Spherical shaped Answer: a Clarification: The following diagram represents rod-shaped bacteria, magnified 1500X. d) Lophotrichous d) chitin, cellulose, or hemicellulose a) 1mm in diameter c) prophage Full-form of ATCC is _________. is affected by the patient's food intake on the day of testing. Microorganism - Definition, Types, Examples & Quiz - Biology Dictionary Defined media are prepared by adding precise amounts of highly purified inorganic or organic chemicals to distilled water. Eubacteria can be either gram-negative or gram-positive, they have economic, agricultural, and medical importance. a) Lactobacillus uses 50 grams of glucose in a 500ml solution. Which of the following shows the zone of inhibition when a particular organism is grown on a Petri plate? 4.0 SECONDARY SCREENING OF MICROORGANISMS . c) Peritrichous A) retards growth of Staphylococcus aureus. chp 25 microbiology 211 mcq Flashcards | Quizlet B. Auxanographic technique Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? 6. Which of the following is not a subfield of microbiology? b) plaque Actinomycetes are Gram-positive, facultative anaerobic fungus-like filamentous bacteria which remain on the top of the natural antibiotic producers. b) Borrelia b) Acanthopeltis The process is repeated several times until the requirement is met. View Answer, 5. screening of microorganisms includes mcq - faktru.news a) changes in the total population Which of the following is the source of Vitamin A. B. Everything you need to know about water and wastewater microbiology. Which of the following microorganism produces dextran? a) viruses c) base analog Rhizobium bacteria. requires five blood samples . d) 2-fold (1) Screen organic acid-producing microbes. A sputum sample was taken for the lab diagnosis for the isolation and identification of the microorganism. This will help you to prepare for exams, contests, online tests, quizzes, viva-voce, interviews, and certifications. 3. 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. 10. View Answer, 16. Which of the following is the standard resource for identifying bacteria? The section contains questions and answers on energy utilization in biosynthetic and nonbiosynthetic processes, transcription and translation of genetic information and protein synthesis process. 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. The microorganisms from lakes and rivers can grow at a salt concentration of _________ Bacterial cells grown in a medium exposed to high osmotic pressure, changes shape from rod-shaped to __________ shaped. Rickettsia species are carried by. B. A) True b) cell wall View Answer, 34. False. View Answer, 36. Q. Bacterial endospores are more resistant to antimicrobial control methods than all other microbial forms. Which of the following yeast can be used to produce microbial protein? Crowded plate technique MCQ on Industrial Microbiology - MCQ Biology.com Home Fermentation Technology Objective Questions 250+ MCQs on Isolation and Screening of Industrially Important Microbes and Answers. a) 3.0 4.6 Clarification: The Auxanographic technique is used for the detection and isolation of the organisms which are growth factor producers. A. b) Potato Dextrose Agar plate a) Crowded plate technique Ans: The steps adopted in a typical sewage treatment plant are as given below: ADVERTISEMENTS: C) new batches of microorganisms are screened for increased yield. Our Environment Class 10 MCQ Question 6. The screening is isolation and detection of microorganisms of interest. Microorganism Definition. It belongs to the phthalein family that is employed as an acid-base indicator. What is the average size of a microbe?a) Less than 1 mmb) More than 1 cmc) Less than 0.1 mmd) More than 0.1 mmAnswer: cClarification: Microbes are microorganisms which have a size less than 0.1 mm. b) Advanced treatment Often overlooked, hand-washing is one of the easiest and most effective ways to protect yourself from germs and most infections. It works best in this range and is also used as a tracking dye in Agarose-Gel Electrophoresis. are licensed under a, Unique Characteristics of Prokaryotic Cells, Unique Characteristics of Eukaryotic Cells, Prokaryote Habitats, Relationships, and Microbiomes, Nonproteobacteria Gram-Negative Bacteria and Phototrophic Bacteria, Isolation, Culture, and Identification of Viruses, Using Biochemistry to Identify Microorganisms, Other Environmental Conditions that Affect Growth, Using Microbiology to Discover the Secrets of Life, Structure and Function of Cellular Genomes, How Asexual Prokaryotes Achieve Genetic Diversity, Modern Applications of Microbial Genetics, Microbes and the Tools of Genetic Engineering, Visualizing and Characterizing DNA, RNA, and Protein, Whole Genome Methods and Pharmaceutical Applications of Genetic Engineering, Using Physical Methods to Control Microorganisms, Using Chemicals to Control Microorganisms, Testing the Effectiveness of Antiseptics and Disinfectants, History of Chemotherapy and Antimicrobial Discovery, Fundamentals of Antimicrobial Chemotherapy, Testing the Effectiveness of Antimicrobials, Current Strategies for Antimicrobial Discovery, Virulence Factors of Bacterial and Viral Pathogens, Virulence Factors of Eukaryotic Pathogens, Major Histocompatibility Complexes and Antigen-Presenting Cells, Laboratory Analysis of the Immune Response, Polyclonal and Monoclonal Antibody Production, Anatomy and Normal Microbiota of the Skin and Eyes, Bacterial Infections of the Skin and Eyes, Protozoan and Helminthic Infections of the Skin and Eyes, Anatomy and Normal Microbiota of the Respiratory Tract, Bacterial Infections of the Respiratory Tract, Viral Infections of the Respiratory Tract, Anatomy and Normal Microbiota of the Urogenital Tract, Bacterial Infections of the Urinary System, Bacterial Infections of the Reproductive System, Viral Infections of the Reproductive System, Fungal Infections of the Reproductive System, Protozoan Infections of the Urogenital System, Anatomy and Normal Microbiota of the Digestive System, Microbial Diseases of the Mouth and Oral Cavity, Bacterial Infections of the Gastrointestinal Tract, Viral Infections of the Gastrointestinal Tract, Protozoan Infections of the Gastrointestinal Tract, Helminthic Infections of the Gastrointestinal Tract, Circulatory and Lymphatic System Infections, Anatomy of the Circulatory and Lymphatic Systems, Bacterial Infections of the Circulatory and Lymphatic Systems, Viral Infections of the Circulatory and Lymphatic Systems, Parasitic Infections of the Circulatory and Lymphatic Systems, Fungal and Parasitic Diseases of the Nervous System, Fundamentals of Physics and Chemistry Important to Microbiology, Taxonomy of Clinically Relevant Microorganisms, https://openstax.org/books/microbiology/pages/1-introduction, https://openstax.org/books/microbiology/pages/1-multiple-choice, Creative Commons Attribution 4.0 International License. D. 6.4 8.0. d) Indicator dye technique Primary screening of organic acids or amines producing organisms is done by__________, (2) Dye such as neutral red or bromothymol blue is used. All Rights Reserved. c) Streptococci. The organism must be genetically stable b) teichoic acid Screens are made of long, closely spaced, narrow metal bars. View Answer, 32. The common symptoms are pink or red spots on the skin surface, dry cough, and runny nose. 1. c) Secondary treatment These particles may consist of a single, unattached organism or may occur in the form of clumps composed of a number of . 15. A) are among the most widely used preservatives. Tyrocidines are more effective against ___________________ 3. It gets its name from the Danish bacteriologist Hans Christian Gram who first introduced it in 1882, mainly to identify organisms causing pneumonia. A food chain comprising birds, green plants, fish and man. Screening of Industrially Important Microorganism - Learn Insta View Answer, 49. The "flash method" or "high temperature short time" method exposes fluids to 8. screening of microorganisms includes mcq A. Some examples of rod-shaped bacteria include Lactobacillus, Morganella, Bacillus anthracis, Klebsiella . Which of the following is not microbe?a) Bacteriab) Protozoac) Viroidsd) WormsAnswer: dClarification: Microbes are diverse in nature and include- protozoa, bacteria, fungi and microscopic animal and plant viruses, viroids and also prions that are proteinaceous infectious agents. View Answer, 10. View Answer, 23. A) True B) nutrients are continuously fed into the reactor and the product is siphoned off during the run. Which scientist proposed adding a kingdom for protists? a) Final treatment 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. 7. c) Enrichment Culture technique What is required for proper isolation of microorganisms? Viral hemagglutination assays only work with certain types of viruses because. Chapter 2: Classification of Medically important Bacteria MCQs. 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, d) Phenol red c) Psychrophile 44) Which of the following microorganisms can grow only as strict intracellular parasites? The section contains MCQs on phages structure and morphology, bacterial viruses replication, lysogeny and lytic. Label these plates 1/10 3 through 1/10 6. 4.E: Prokaryotic Diversity (Exercises) - Biology LibreTexts View Answer, 11. a) cytoplasmic membrane C lostridium perfringens is an obligate anaerobic bacteria that do not require oxygen to grow and thus it is not Microaerophilic, microaerophilic bacteria require low amounts of oxygen for growth. Which isolation technique is most effective? Now, 1ml of that stock solution is taken and transferred to the 2nd test tube containing 9ml of distilled water. a) Thiobacillus thiooxidans PDF Practice Exam Questions - University of Minnesota Duluth b) Streak-plate c) Bacillus thuringiensis Which of the following is the primary screening method? b) Auxanographic technique You can practice these MCQs chapter by chapter starting from the 1st chapter or you can jump to any chapter of your choice. Multiple Choice. a) Crowded plate technique Water and Wastewater Microbiology (Exam Questions) screening of microorganisms includes mcq; screening of microorganisms includes mcq. 1215, 1216 137, 1217 Particles in a biological aerosol usually vary in size from <1 m to 50 m. In the following diagram, what does the question mark represent?a) Ciliab) Flagellac) Haird) PseudopodiaAnswer: b For which viral disease, vaccine has been recently developed through the use of tissue culture? Phagocytosis (article) | Foundation 2: Cells | Khan Academy Fermentation Technology Questions on Isolation and Screening of Industrially Important Microbes. [2] The term for organisms that retain the . b) Budding Chapter 3: Classification of Viruses MCQs. b) Clostridium botulinum The section contains questions and answers on cell division modes, bacteria growth cycle and quantitative measurement. (3) It does not provide many ideas about the production or yield potential of microorganisms. d) Corynebacterium diphtheriae Which of the following method is useful for isolation and detection of organisms having the ability to produce growth factors? C) inoculation, fermentation, downstream processing, removal of waste. 12. Now, 1ml of that stock solution is taken and transferred to the 2nd test tube containing 9ml of distilled water. a) Condenser lens C. The optimum temperature for the growth of an organism must be above 50C Prokaryotes are unicellular microorganisms whose cells have no nucleus. All the microorganisms such as amoeba, protozoa, viruses, bacteria are studied under microbiology. d) Fungi The section contains MCQs on size, shape and arrangement of bacterial cells, cell wall, structures external and internal to the cell wall. Done in one or few steps. c) The optimum temperature for the growth of an organism must be above 50C 13. 3. 1. c) MacConkeys Agar plate c) ribitol or glycerol residues Control of Microbial Growth | Medicine Quiz - Quizizz Most E. coli bacteria are harmless and are found in great quantities in the intestines of people and warm-blooded animals. It must be toxic to micro-organisms at concentrations well below the toxic thresholds of humans and higher animals so that it cannot negatively affect the animals or humans. 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? What is the name of the procedure performed under sterile conditions to eliminate 2. Microbes and the Tools of Genetic Engineering - Course Hero Microbial enzyme production concentrates on simple hydrolytic enzymes (proteases, amylases, pectinases) that degrade natural polymers such as proteins, starches, or pectin. 250+ MCQs on Isolation and Screening of Industrially Important Microbes a) Regeneration 10. 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. Which microorganism(s) among the following perform photosynthesis by utilizing light? View Answer, 7. a) Micrococci b) RNA polymerase Therefore, in screening experiments for the selection of PGPM it is necessary to know about the environmental requirements of the target plant and . Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? 2. b) gamma rays 1. microbiology mcqs online test / microbiology mcq quiz / microbiology D) A and C . D) starch. What is the pH range of Bromophenol blue? It is further followed by secondary screening, to check the capabilities and gain information about these organisms. 8.0 10.0 (1) It is useful in sorting microorganisms that have real commercial value. a) x-rays View Answer, 6. B) using small scale containers to concentrate production. Which of the following method is not used in isolation and screening of desired microorganisms? Isolation of Microorganisms MCQ Questions and Answers b) Thymol blue B) False, When in doubt, throw it out. Wastewater treatment - Primary treatment | Britannica a) Methyl red Bacterial Culture Media: Classification, Types, Uses Engineering 2023 , FAQs Interview Questions. and you must attribute OpenStax. Plasmodium divides by which of the following method most commonly? Yeast cells are good source of. Which of the following are true for cytoplasmic membrane? 2011-2023 Sanfoundry. d) both aerobic and anaerobic cells a) Edwin John Butler c) The optimum temperature for the growth of an organism must be above 50C. D) small-scale production is used to synthesize product. Which of the following method is not used in isolation and screening of desired microorganisms? Microbes and the human body - Microbiology Society It is done by using paper, thin layer or other chromatographic techniques. 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. a) fats In regions of the estuary that are nutritionally poor, it is more likely to find which of the following organisms? C. MacConkeys Agar plate Secondary screening may be qualitative and quantitative in its approach. Phagocytosis is a critical part of the immune system. 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. A. Fecal occult blood B. d) 6.4 8.0 Want to cite, share, or modify this book? this would be absolutely amazing. 10-fold c) Mumps 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) heat. d) Multiple fission Has three to five flagella at the posterior end B. D. American Type Classifier and Collection. 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. The well-isolated colonies are antibiotic producers with the zone of inhibition. Which of the following method is used for the isolation of mutants? Answer: A View Answer, 18. b) irregular Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced . On the second day, the symptoms got worse and she was taken to the hospital. d) All of the mentioned 4. a) Killing all microorganisms. c) Microviridae 2. a) Nitrospina gracilis Entrepreneurship Development MCQ with Answers, MHT CET Chapterwise Questions Pdf free Download. b) below 1 percent b) 0.5 to 1.0 micrometer in diameter Screening of Industrially Important Microorganism - MCQ Questions C. Enrichment Culture technique Which shape of bacteria has been shown in the following diagram?a) Rod-shapedb) Comma shapedc) Spiral shapedd) Spherical shapedAnswer: dClarification: The following diagram represents spherical shaped bacteria, magnified 1500X. 2. Microbiology Multiple Choice Questions and Answers (MCQs) Which isolation technique is most commonly used for colony isolation in the laboratory? c) AIDS a) Leuconostoc mesenteroides Biology Multiple Choice Questions on Microbes. C. American Type Counter Collection b) False A. A. Phenol red plate Sanfoundry Global Education & Learning Series Fermentation Technology. Answer: 4. a) chemical compounds Answer: C It is important to find and resolve the source of the contamination. A skin biopsy test was performed and the infection was diagnosed to be a parasitic infection. Which of the following method is useful for isolation and detection of organisms having the ability to produce organic acids? b) The organism must be able to produce a high yield of product. c) rod shaped Microbes like bacteria and many fungi can be grown on nutritive media to form colonies, that can be seen with naked eyes. d) Phaeophycophyta 2. D. Indicator dye technique. 1. Eubacteria - Definition and Examples - Biology Online Dictionary View Answer, 2. Who is known as the father of Microbiology? d) Measles False. Answer: 4. The section contains questions and answers on sanitary quality of water, wastewater, treatment processes, fresh foods microbial flora, food preservation and microorganisms. 3. View Answer, 14. MCQ.9):Which bacteria have flagella of amphitrichous type means the flagellum are present at both the sides? 2. View Answer, 8. d) cellulase Note when energy and additional compounds are necessary for any of these mechanisms to operate. 8. c) Spirillum volutans Q.1. This includes bacteria, archaea, viruses, fungi, prions, protozoa and algae, collectively known as 'microbes'. The following diagram shows an adenovirus: ---- >> Below are the Related Posts of Above Questions :::------>>[MOST IMPORTANT]<, Your email address will not be published. View Answer, 13. 8. MCQ.8): In which of the following bacterial condition, fimbriae helps the bacteria to stick to the mucous membrane of the host? c) Lactobacilli D) prevent mold. B) False, Yeast cells prefer aerobic conditions to multiply in number. Home Class 12 Biology Objective Questions 250+ TOP MCQs on Microbes and Answers. a) S mallpox Answer: D Secondary screening helps in detecting really useful microorganisms in fermentation processes, which includes He came with a lesion on the lower part of the left leg that according to him first appeared about a week before visiting the hospital. Which among the following is a pathogenic algae for humans? Ch. 1 Multiple Choice - Microbiology | OpenStax 4. The bacterial cell then elongates and splits into two daughter cells each with identical DNA to the parent cell. 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. View Answer, 9. What does a viral DNA becomes after being associated with the bacterial chromosome? Prokaryotes can be found everywhere on our planet, even in the most extreme environments. 1g of soil is added to that test tube and the soil is allowed to settle down. MCQ Questions for Class 10 Science Our Environment with Answers 4. Microbial Enzyme - an overview | ScienceDirect Topics 14. c) an increase in the size of an individual organism 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. C. Enrichment Culture technique You can also prevent infections through: Hand-washing. Isolation, Characterization, and Screening of Antimicrobial-Producing A 19-year-old male living in a tropical region of India visited the hospital. the virus must be able to lyse red blood cells. Clean and disinfect surfaces that are touched often.



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