B. a) Spread-plate Which microorganism(s) among the following perform photosynthesis by utilizing light? c) Enrichment Culture technique c) Cyanobacteria Which among the following is a pathogenic algae for humans? View Answer, 14. 13. b) Fermented dairy products 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. B. Thymol blue C) inoculation, fermentation, downstream processing, removal of waste. 11 junio, 2022. Clarification: Phenol Red plate is used to detect and isolate organic acid producers. This includes bacteria, archaea, viruses, fungi, prions, protozoa and algae, collectively known as 'microbes'. d) chitin, cellulose, or hemicellulose d) Coxiella burnetii It should have a fast rate of kill of micro-organisms. Which of the following method proceeds with 2-plate preparation? 9. b) teichoic acid 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. Bacterial cells grown in a medium exposed to high osmotic pressure, changes shape from rod-shaped to __________ shaped. Answer: A 3.0 4.6 B) using small scale containers to concentrate production. d) American Type Classifier and Collection What is Microbiology? The objective of this study was to isolate, identify, and screen the potential antimicrobial-producing . For which viral disease, vaccine has been recently developed through the use of tissue culture? 7. View Answer, 10. The normal brown color of the feces is produced by: A. Cellulose B. Pancreatic enzyme For this dilution, it may be said that the solution was diluted _______ What is the pH range of Bromophenol blue? What is required for proper isolation of microorganisms? b) Auxanographic technique 30 seconds. requires five blood samples . a) Nitrospina gracilis d) The organism must be able to grow in an easily available nutrient medium. 15. It changes from yellow at pH 3.0 to blue-violet at pH 4.6. APT test C. Elastase I D. Quantitative fecal fat testing: 6. Bacteria having clusters of flagella at both poles of cells are known as? consent of Rice University. 4. Answer: 4. You can practice these MCQs chapter by chapter starting from the 1st chapter or you can jump to any chapter of your choice. (2) It determines which microorganisms can produce a compound. View Answer, 4. Full-form of ATCC is _________ a) American Type Culture Collection Sulphur can be utilized by bacteria in the a. Complex media are prepared using digests of microbial, animal, or . 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. Full-form of ATCC is _________. b) mutualistic 12. Which of the following method is useful for isolation and detection of organisms having the ability to produce growth factors? Textbook content produced by OpenStax is licensed under a Creative Commons Attribution License . 10. The reason they are called microorganisms is that you can only see them when you use a microscope. A) True False. A. coliform bacteria in drinking water, the source is probably environmental and fecal contamination is unlikely. Clarification: The optimum temperature for the growth of an organism should be above 40C. A microorganism is a living thing that is too small to be seen with the naked eye. 8. They block floating debris such as wood, rags, and other bulky objects that could clog pipes or pumps. Which of the following is not a subfield of microbiology? d) Fungi 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. 2. Self-Assessment Quiz. The section contains multiple choice questions and answers on microorganisms characteristics and microbial classification. Which of the following bacteria is an endospore-forming bacteria that is also a common foodborne pathogen? C. Enrichment Culture technique View Answer, 44. c) ribitol or glycerol residues View Answer, 15. (1) Screen organic acid-producing microbes. 4.0 SECONDARY SCREENING OF MICROORGANISMS . Clean and disinfect surfaces that are touched often. c) magnetic fields b) Streptococcus lactis It is colourless at pH 8.0 and becomes red at pH above 10.0. Full-form of ATCC is _________ The section contains questions and answers on sanitary quality of water, wastewater, treatment processes, fresh foods microbial flora, food preservation and microorganisms. a) plasmid This quiz is designed to help you assess how well you have learned the content of this lesson. 15. 5. 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. lack of cell wall. View Answer, 6. 1. b) plaque The growth factor-like amino acids, vitamins promotes the growth of auxotrophic mutants. b) Rhodospirillum Clarification: The transfer of a 1ml solution to 9ml d/w is called as serial 10-fold dilution. 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. 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. c) Streptococcus thermophilus View Answer, 47. Which among the following are microaerophilic bacteria? View Answer, 6. A. Now that you have read Lesson 5 and have completed the exercises, you should be ready to take the self-assessment quiz. Best method of sterilization at commercial level is a) Hot air oven b) Autoclaving c) Radiation d) Sun light answer-C 5. MCQ on Our Environment Question 9. b) The organism must be able to produce a high yield of product 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, 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View Answer, 9. The Gram staining is one of the most crucial staining techniques in microbiology. 9. View Answer, 28. Which of the following plate is used to detect and isolate organic acid producers? View Answer, 48. Lung infection was suspected, and a chest X-ray was performed which showed infection in both lungs. Answer: B What are the methods of isolating the pure culture of microorganisms? D. Phenol red. d) both aerobic and anaerobic cells b) Monotrichous 9. Prokaryotes are very flexible metabolically, so they are able to adjust their feeding to the available natural resources. 8. c) Enrichment Culture technique View Answer, 31. These are non-enveloped viruses with a double-stranded DNA genome. Industrial microbiologists use "tricks" to increase the amount of chosen end product; this may include B. 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. Which of the following is the example of encapsulated gram-positive bacteria? 14. c) Peritrichous uses 50 grams of glucose in a 500ml solution. Crowded plate technique Which of the following is a type of fungal microorganism? a) Small pox a) fats 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. A 24 year old sexually active woman had an infection in the vaginal area with genital discharge while urinating. Except where otherwise noted, textbooks on this site C) maintain a high osmotic pressure to kill microorganisms. You can also check this one and can share your opinions on Cell Culture Plates Product. 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. It is the organization which has the largest department of Research and Development. Which of the following types of mutants can be isolated using the replica plate technique? Microbial enzyme production concentrates on simple hydrolytic enzymes (proteases, amylases, pectinases) that degrade natural polymers such as proteins, starches, or pectin. Mycoplasma pneumoniae is an unusual bacteria which has distinctive characteristics, such as. d) Indicator dye technique MCQ.8): In which of the following bacterial condition, fimbriae helps the bacteria to stick to the mucous membrane of the host? The following diagram shows an adenovirus: ---- >> Below are the Related Posts of Above Questions :::------>>[MOST IMPORTANT]<, Your email address will not be published. Which of the following method is useful for isolation and detection of organisms having the ability to produce growth factors? Label these plates 1/10 3 through 1/10 6. Which of the following statements is correct regarding secondary screening________. c) American Type Counter Collection Official Website of Dr. Shyama Prasad Mukherjee University, Ranchi . a) 100-fold The organism must be genetically stable Penicillin causes inhibition of Mycoplasmas. b) False Microbiology is the study of : 3. The section contains MCQs on spirochetes, negative rods, cocci, facultatively anaerobic gram, rickettsias and chlamydias, mycoplasmas, positive cocci and positive bacteria. View Answer, 21. d) Lactobacillus acidophilus B) 62.3oC for 30 minutes. The section contains questions and answers on diseases caused by staphylococcus, streptococcus, corynebacterium, aerobic and anaerobic gram, viruses containing single and double stranded dna. The Society's role is to help unlock and harness . 1g of soil is added to that test tube and the soil is allowed to settle down. c. confining long hair and loose clothing . Which of the following is used in electron microscope? OpenStax is part of Rice University, which is a 501(c)(3) nonprofit. b) Auxanographic technique A) True d) Mycoplasmas The section contains MCQs on microorganisms, industry, industrial uses of bacteria, molds and yeasts, genotypic changes, bacterial recombination and conjugation, bacterial transduction and transformation. 2. B) sulfites. D. The organism must be able to grow in an easily available nutrient medium. The screening is isolation and detection of microorganisms of interest. 10. c) carbohydrates d) Indicator dye technique The respiratory chain of bacteria is associated with the _____________ a) Phenol red plate View Answer, 32. Clarification: Adenoviruses cause respiratory infections. c) Spirochaeta Which of the following is a family of lambda phage viruses? 8. c) Spirillum volutans The screening is isolation and detection of microorganisms of interest. 1. d) Cristispira screening of microorganisms includes mcqwarning signs for a deteriorating patient with covid 19 infection 2022.07.03 18:36 18:36 True. View Answer, 23. D) A and C . 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.