5. a) parasitic Textbook content produced by OpenStax is licensed under a Creative Commons Attribution License . Allow discarding of many valueless microbes. Viral hemagglutination assays only work with certain types of viruses because. (2) Chemical, physical and biological properties of a product are also determined during secondary screening. 8. magic island poem tone Consult Now d) Indicator dye technique Sulphur can be utilized by bacteria in the a. b) teichoic acid a) Thiobacillus thiooxidans (1) It is useful in sorting microorganisms that have real commercial value. Dec 20, 2022 OpenStax. C) inoculation, fermentation, downstream processing, removal of waste. It works best in this range and is also used as a tracking dye in Agarose-Gel Electrophoresis. MCQ on Our Environment Question 9. The organism must be genetically stable Answer: C Answer: A A) radiation. View Answer, 20. D) prevent mold. A) True Some examples of Spherical shaped bacteria include Staph aureus, Staph epidermidis, Staph haemolyticus, Strep pyrogenes, etc. 26. Secondary screening helps in detecting really useful microorganisms in fermentation processes, which includes All the microorganisms such as amoeba, protozoa, viruses, bacteria are studied under microbiology. C. Enrichment Culture technique d) Mycoplasmas Which of the following is the most accurate method for microbial assay of antibiotics? c) 5 8 a) elongated b) Monotrichous The act of phagocytizing pathogenic or foreign particles allows cells of the immune system to know what they are fighting against. 3. a) cellulose dehydrogenase View Answer, 11. Microbiology is the study of : 3. In modern plants the screens are cleaned . 100-fold 3. 1. Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? The section contains multiple choice questions and answers on morphology, reproduction, physiology and fungi cultivation, fungi classification and special interest. d) Rose Bengal Agar plate a) anaerobic cells 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. MCQ.9):Which bacteria have flagella of amphitrichous type means the flagellum are present at both the sides? b) ribitol residues a) Crowded plate technique 2. What is the pH range of Bromophenol blue? a) Spread-plate Engineering 2023 , FAQs Interview Questions. In which of the following treatment involve oxidation of organic constituents of the wastewater? 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. Which of the following method is used for the isolation of mutants? 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) True c) The optimum temperature for the growth of an organism must be above 50C. A. View Answer, 49. 8.0 10.0 d) Eyepiece lens D. Amino acid producers. Rickettsia species are carried by. View Answer, 14. Prokaryotes are unicellular microorganisms whose cells have no nucleus. c) Desulfotomaculum sp. The section contains multiple choice questions and answers on nutritional requirements, bacteriological media and physical conditions growth. D. Phenol red. The section contains questions and answers on sanitary quality of water, wastewater, treatment processes, fresh foods microbial flora, food preservation and microorganisms. d) Lophotrichous The respiratory chain of bacteria is associated with the _____________ 7. a) Algae 1g of soil is added to that test tube and the soil is allowed to settle down. Complex media are prepared using digests of microbial, animal, or . Required fields are marked *. Which among the following is a pathogenic algae for humans? In this process desired microorganism is generally isolated from a natural environment like soil, which . View Answer, 5. b) Xanthophycophyta c) Mumps A. Home Class 12 Biology Objective Questions 250+ TOP MCQs on Microbes and Answers. Answer: C The prototrophs are the organisms which are not capable of synthesizing all growth requirements for themselves. The section contains multiple choice questions and answers on soil microorganisms interactions, nitrogen, carbon and sulphur cycles, aquatic environment, aquatic microorganisms techniques and productivity. Which of the following statements is correct regarding secondary screening________. Microorganisms are minute, unicellular organisms that aren't visible to the naked eye. 7. 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. Clarification: ATCC stands for American Type Culture Collection. Which of the following method proceeds with 2-plate preparation? Microbes like bacteria and many fungi can be grown on nutritive media to form colonies, that can be seen with naked eyes. citation tool such as, Authors: Nina Parker, Mark Schneegurt, Anh-Hue Thi Tu, Philip Lister, Brian M. Forster. d) Bacillus polymyxa Methyl red Clarification: The Antibiotic producers show the zone of inhibition. Full-form of ATCC is _________ D. 6.4 8.0. d) Pour plate Which of the following microorganism has the cocci cell shapes and sizes arranged usually in tetrad structures? b) Potato Dextrose Agar plate Pathogen testing is continuously performed throughout the production . False. The section contains MCQs on size, shape and arrangement of bacterial cells, cell wall, structures external and internal to the cell wall. a) American Type Culture Collection a) Gram-negative organisms Answer: C The process is repeated several times until the requirement is met. 2011-2023 Sanfoundry. Incorporation of CaCO3 in medium is also used to__________. c) base analog a) Methyl red B. False. Eubacteria are prokaryotic microorganisms consisting of a single cell lacking a nucleus and containing DNA is a single circular chromosome. a) Chemical and biological assay Answer: 4. 4. Who proposed that swamps might harbor tiny, disease-causing animals too small to see? 1. 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) False, When in doubt, throw it out. View Answer, 6. You can also prevent infections through: Hand-washing. a) Study of molecules that are visible to human eyes 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. 3. d) Candida milleri answer choices. 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. a) glycerol residues 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. 2011-2023 Sanfoundry. 6. Lung infection was suspected, and a chest X-ray was performed which showed infection in both lungs. A. a) Small pox 9. View Answer, 33. 1. C. The optimum temperature for the growth of an organism must be above 50C membranes of microorganisms. (4) It separates out only a few microorganisms, only a few have commercial value while discards the valueless microorganisms, 14. d) intercalating agents 7. b) The examination of the infection sites, c) They are prokaryotes in cellular organization. c) Saccharomyces cerevisiae It should not leave damage and odour. D) all of the above. The organic acid producers produce acid which changes the colour of media and is thus detected easily. 4. 9. B) sulfites. Study with Quizlet and memorize flashcards containing terms like Which of the following is true about the trichomonas vaginalis? It gets its name from the Danish bacteriologist Hans Christian Gram who first introduced it in 1882, mainly to identify organisms causing pneumonia. d) Measles A) True 2. Answer: B (1) Its a process for the detection and isolation of microorganisms of our interest. d) 2-fold c) Spirillum volutans 6. a) Alcoholic beverages 15. View Answer, 5. Several types of cells of the immune system perform phagocytosis, such as neutrophils, macrophages, dendritic cells, and B lymphocytes. D) removal of waste, inoculation, fermentation, downstream processing. 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. The Microbiology Society has a vision and mission around which we base our strategy. 9. (1) Microbial isolation technique is an attempt to grow microorganisms outside of their natural environment. are not subject to the Creative Commons license and may not be reproduced without the prior and express written Water treatment typically requires three stages to make it potable from sewage. a) changes in the total population 3. screening of microorganisms includes mcqwarning signs for a deteriorating patient with covid 19 infection 2022.07.03 18:36 18:36 We recommend using a 5.6 - 8.2 form of c. 3.0 - 6.0 d. 8.0 - 14.0 a. Organic compounds b. Inorganic compounds 14. d) Fungi d) 2 micrometer in diameter c) MacConkeys Agar plate (retrieve https://www.learningsta.com, April 2021) 2.0 SCREENING . d) Coliforms Crowded plate technique The methods for isolation and screening are a crowded plate, auxanography, enrichment culture and use of indicator dyes. Which of the following method proceeds with 2-plate preparation? d) All of the mentioned a) Cyanobacteria, Fungi and Viruses View Answer, 16. 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. _______ are the agents that act as carriers of a pathogen and spread diseases. b) mycotic infection Microbiology Question Bank PDF book covers problem solving exam tests from microbiology textbook and practical book's chapters as: Chapter 1: Basic Mycology MCQs. View Answer, 40. 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. 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. 1. 2. Who is considered the "father of Western medicine"? Adenoviruses cause _________a) Respiratory infectionsb) Gastric problemsc) Intestinal perforationd) Heart attackAnswer: a b) Automatic Type Counter & Classifier View Answer, 39. Prokaryotes can be found everywhere on our planet, even in the most extreme environments. Answer: A Entrepreneurship Development MCQ with Answers, MHT CET Chapterwise Questions Pdf free Download. What is required for proper isolation of microorganisms? this would be absolutely amazing. c) chitin a) Shortest wavelength of visible light used 1g of soil is added to that test tube and the soil is allowed to settle down. Identify bacteriophage. a) fats Often overlooked, hand-washing is one of the easiest and most effective ways to protect yourself from germs and most infections. a) peptidoglycan B) 62.3oC for 30 minutes. Which of the following method is not used in isolation and screening of desired microorganisms? Has two nuclei C. Forms cysts D. Has a sucking disc E. Survives well in ordinary water, even when this is hot or contains chlorine or detergents, Flagellate parasite is the cause of vulvovaginitis in women in . Primary treatment removes material that will either float or readily settle out by gravity. d) Nitrosovibrio tenuis d) All of the mentioned B. 44) Which of the following microorganisms can grow only as strict intracellular parasites? 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, This quiz is designed to help you assess how well you have learned the content of this lesson. Screening includes primary screening and secondary screening. A. Phenol red plate 11 junio, 2022. This includes bacteria, archaea, viruses, fungi, prions, protozoa and algae, collectively known as 'microbes'. Bacterial cells grown in a medium exposed to high osmotic pressure, changes shape from rod-shaped to __________ shaped. c) nucleotides View Answer, 9. Butanol is obtained by fermenting molasses by. Which of the following method is useful for isolation and detection of organisms having the ability to produce organic acids? In an ecosystem, herbivores represent. What is required for proper isolation of microorganisms? 13. The section contains multiple choice questions and answers on viruses, vaccination, structure, composition, viruses classification, virus infection and fatal diseases. a) Watson b) aerobic cells 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. b) Atrichous bacteria. screening of microorganisms includes mcqshortest water tower in the world. It includes the physical processes of screening, comminution, grit removal, and sedimentation. Your email address will not be published. Which of the following foods is NOT made by fermentation? 9. View Answer, 23. Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? The section contains MCQs on diseases caused by fungi and protozoa, therapeutic drugs for fungal treatment and protozoan diseases. The normal brown color of the feces is produced by: A. Cellulose B. Pancreatic enzyme a) phospholipids Who proposed that swamps might harbor tiny, disease-causing animals too small to see? Microbial enzyme production concentrates on simple hydrolytic enzymes (proteases, amylases, pectinases) that degrade natural polymers such as proteins, starches, or pectin. c) Objective lens How do you isolate microorganisms from the soil? Mycoplasma pneumoniae is an unusual bacteria which has distinctive characteristics, such as. Nitrates maintain the red color of preserved meats and Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced . View Answer, 2. a) viruses The section contains questions and answers on energy utilization in biosynthetic and nonbiosynthetic processes, transcription and translation of genetic information and protein synthesis process. c) ribitol or glycerol residues Home Fermentation Technology Objective Questions 250+ MCQs on Isolation and Screening of Industrially Important Microbes and Answers. A. a) 100-fold c) Breads Which part of the compound microscope helps in gathering and focusing light rays on the specimen to be viewed? b) Gram-positive organisms Set up a series of 1/10 dilutions: a. View Answer, 12. The prototrophs are the organisms which are not capable of synthesizing all growth requirements for themselves. Entrepreneurship Development MCQ with Answers, MHT CET Chapterwise Questions Pdf free Download. Which of the following are produced by microorganisms? It is further followed by secondary screening, to check the capabilities and gain information about these organisms. Cryptococcosis is a disease of ________________ 2. a) Neisseria gonorrhoeae.
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