screening of microorganisms includes mcq

b) Jenner a) Alcoholic beverages b. D) all of the above. 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) Pour plate View Answer, 32. View Answer, 26. 9. b) Streptomyces olivaceus Genetic engineering is also used to improve the biodegradation . a) Study of molecules that are visible to human eyes a) electron beams and magnetic fields c) Robert Koch the virus must be able to lyse red blood cells. 2. Auxanography technique is employed for detecting microorganisms able to produce__________. d) American Type Classifier and Collection A. For which viral disease, vaccine has been recently developed through the use of tissue culture? About Oracle NetSuite. Give the steps of typical sewage treatment plant are as given below. A) are essential to microbe function. Lipopolysaccharide in cell walls is characteristic of? Which of the following method is useful for isolation and detection of organisms having the ability to produce growth factors? b) 10-fold You can also download the PDF of Microbiology MCQs by applying below. a) Shortest wavelength of visible light used 2011-2023 Sanfoundry. c) nucleotides The production of substances in industrial microbiology occur in the sequence: All the microorganisms such as amoeba, protozoa, viruses, bacteria are studied under microbiology. View Answer, 43. Chapter 4: Clinical Virology MCQs. lauren conrad and stephen colletti /; 2. B. Auxanographic technique c) Mumps D. 6.4 8.0. Plasmodium divides by which of the following method most commonly? In this process the bacterium, which is a single cell, divides into two identical daughter cells. d) Cristispira True Microorganisms Class 8 Notes, Question Answers - successcds a) Crowded plate technique A. 15. C. Phenolphthalein b) Candida utilis Wastewater treatment - Primary treatment | Britannica Clarification: The transfer of a 1ml solution to 9ml d/w is called as serial 10-fold dilution. A. b) Fermented dairy products 8. 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. C) selecting microbial strains that lack a feedback system. Clarification: The use of Indicator Dye Technique is used for detection and isolation of the organisms which are organic acid producers. The section contains multiple choice questions and answers on bioenergetics principles, energy production by photosynthesis, anaerobic and aerobic processes. Chapter 3: Classification of Viruses MCQs. Which of the following method is useful for detection and isolation of those microorganisms which are capable of growing on a particular nutrient medium? 3. d) Coliforms A) heat below 100 oC. Chrysolaminarin is the reserved food of ___________________ These particles may consist of a single, unattached organism or may occur in the form of clumps composed of a number of . C. American Type Counter Collection d) hydrophobic barrier and site of generation of protonmotive force Clarification: The pH range of Bromophenol blue is 3.0 4.6. c) Desulfotomaculum sp. It is important to find and resolve the source of the contamination. a) Lactobacillus Antibiotic producers 4. Want to cite, share, or modify this book? Name three reserve materials synthesized by microorganisms and note which microbial groups b) Auxanographic technique b) False View Answer, 42. The act of phagocytizing pathogenic or foreign particles allows cells of the immune system to know what they are fighting against. View Answer, 12. d) Rose Bengal Agar plate A) True c) Spirillum volutans Microbial enzyme production concentrates on simple hydrolytic enzymes (proteases, amylases, pectinases) that degrade natural polymers such as proteins, starches, or pectin. Which among the following are Spirochetes? 8. The section contains multiple choice questions and answers on morphology, reproduction, physiology and fungi cultivation, fungi classification and special interest. b) Thymol blue 10. Clarification: The Crowded Plate Technique is used for the detection and isolation of the organisms which are antibiotic producers. Microbiology is the study of : 3. b) Antibiotic producers The section contains multiple choice questions and answers on soil microorganisms interactions, nitrogen, carbon and sulphur cycles, aquatic environment, aquatic microorganisms techniques and productivity. A) True B) False, Yeast cells prefer aerobic conditions to multiply in number. Bacterial cells grown in a medium exposed to high osmotic pressure, changes shape from rod-shaped to __________ shaped. a) cytoplasmic membrane 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. Thank you so much for sharing. Due to the climatic and geographical diversity of Nepal, a wide range of microorganisms with potent source of antimicrobials are available. View Answer, 44. Pathogen & Spoilage Testing - Sigma-Aldrich Which one of the following is called as the 'brewers yeast'. It should not leave damage and odour. Microorganism - Definition, Types, Examples & Quiz - Biology Dictionary Clarification: ATCC stands for American Type Culture Collection. A microorganism is a living thing that is too small to be seen with the naked eye. answer choices. B) are by-products of metabolism that are not important to microbe function. Which of the following foods is NOT made by fermentation? B) False, Freezing at below -20 oC will kill most pathogenic food bacteria and inactivate toxins. Crowded plate technique B. Auxanographic technique Screening of Industrially Important Microorganism Mycoplasma pneumoniae is an unusual bacteria which has distinctive characteristics, such as. Which was the first disease for which a chemotherapeutic agent was used? Q. Bacterial endospores are more resistant to antimicrobial control methods than all other microbial forms. Which of the following was NOT a kingdom in Linnaeuss taxonomy? Which of the following pulmonary pathogens cannot be easily detected by the gram staining technique when performing a microscopy test? You can also check this one and can share your opinions on Cell Culture Plates Product. d) Candida milleri requires five blood samples . (retrieve https://www.learningsta.com, April 2021) 2.0 SCREENING . a) Condenser lens D) prevent mold. 12. a) anaerobic cells c) Study of organisms that are not visible to naked eyes b) coliforms Now, 1ml of that stock solution is taken and transferred to the 2nd test tube containing 9ml of distilled water. B. Auxanographic technique a) 3.0 4.6 b) Auxanographic technique We recommend using a A. Fecal occult blood B. B) sulfites. MCQ on Isolation, classification and Identification of microorganisms a) peptidoglycan The bacterial cell then elongates and splits into two daughter cells each with identical DNA to the parent cell. Microbiology MCQ. c) Enrichment Culture technique The section contains MCQs on size, shape and arrangement of bacterial cells, cell wall, structures external and internal to the cell wall. Which of the following are produced by microorganisms? Clarification: Phenol Red plate is used to detect and isolate organic acid producers. Complex media are prepared using digests of microbial, animal, or . The screening is isolation and detection of microorganisms of interest. Which of the following types of mutants can be isolated using the replica plate technique? d) Gram-positive bacteria c) 5 8 Which of the following foods is NOT made by fermentation? b) False It should have a fast rate of kill of micro-organisms. A skin biopsy test was performed and the infection was diagnosed to be a parasitic infection. Biology Multiple Choice Questions on Microbes. Trichomonas vaginitis (TV) MCQs Flashcards | Quizlet 5. Wish you the best in your endeavor to learn and master Microbiology! a) 1mm in diameter and you must attribute OpenStax. Bacterial Vaginosis Test: MedlinePlus Medical Test (2) It determines which microorganisms can produce a compound. B) False, Pasteurization is used to sterilize milk. Answer: B Which of the following shows the zone of inhibition when a particular organism is grown on a Petri plate? 2. c) AIDS 4. Which of the following bacteria is an endospore-forming bacteria that is also a common foodborne pathogen? Screening of Industrially Important Microorganism - Learn Insta This is one of the widely used methods and more important. 6. Isolation, Characterization, and Screening of Antimicrobial-Producing d. using damaged equipment and glassware. a) Treponema c) UV light Except where otherwise noted, textbooks on this site B) False, When in doubt, throw it out. The Microbiology Society has a vision and mission around which we base our strategy. This set of Fermentation Technology Interview Questions and Answers focuses on Isolation and Screening of Industrially Important Microbes. What does a viral DNA becomes after being associated with the bacterial chromosome? Screening of Industrially Important Microorganism - MCQ Questions A) True A. d) Coxiella burnetii 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. a. Streptococcus pyogens b. Which of the following are present in teichoic acids? Multiple Choice. You will lie on your back on an exam table, with your feet in stirrups. 4. 4. d) Indicator dye technique Therefore, in screening experiments for the selection of PGPM it is necessary to know about the environmental requirements of the target plant and . The microbes play a major role in nutrient cycling, decomposition, food spoilage, control and cause of diseases and biotechnology. Wash your hands with soap and water for at least 20 seconds. Butanol is obtained by fermenting molasses by. Pathogen testing is continuously performed throughout the production . A) fermentation, downstream processing, removal of waste, inoculation. B) inoculation, downstream processing, fermentation, removal of waste. D) all of the above. b) an increase in number of cells 10. MCQ Questions for Class 10 Science Our Environment with Answers C. Organic acid producers (4) It separates out only a few microorganisms, only a few have commercial value while discards the valueless microorganisms, 14. (Or show it to your microbiology professor, just for fun.) screening of microorganisms includes mcq Which of the following is a family of lambda phage viruses? View Answer, 7. Mycoplasma pneumoniae is an unusual bacteria with distinctive colonies which are. Candidiasis is a fungal infection, skin infection, and mouth or vaginal infection that can occur due to the overgrowth of the fungus. Study with Quizlet and memorize flashcards containing terms like Which of the following is true about the trichomonas vaginalis? a) fats View Answer, 29. The section contains questions and answers on energy utilization in biosynthetic and nonbiosynthetic processes, transcription and translation of genetic information and protein synthesis process. (2) Attempt to kill microorganisms outside of their natural environment. It is colourless at pH 8.0 and becomes red at pH above 10.0. The microorganisms are chosen based on the rest three criteria. 5. These microorganisms have been often under-appreciated and under-studied. 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) chitin, cellulose, or hemicellulose 37) Which of the following is the selective media used for the cultivation and isolation of. Microbial Enzyme - an overview | ScienceDirect Topics The prototrophs are the organisms which are not capable of synthesizing all growth requirements for themselves. 4.0 SECONDARY SCREENING OF MICROORGANISMS . (3) It provides information on whether the product formed by microorganisms is new or not. Staphylococcus Aureus - StatPearls - NCBI Bookshelf Entrepreneurship Development MCQ with Answers, MHT CET Chapterwise Questions Pdf free Download. ticks and fleas. The microorganisms from lakes and rivers can grow at a salt concentration of _________ Cryptococcosis is a disease of ________________ c) ribitol or glycerol residues 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, Microbiology MCQ: Viruses Containing Single Stranded RNA, Microbiology MCQ: Viruses Containing Double Stranded DNA, Microbiology MCQ: Diseases Caused by Fungi, Microbiology MCQ: Diseases Caused by Protozoa, Microbiology MCQ: Therapeutic Drugs for Treatment of Fungal and Protozoan Diseases, Environmental Biotechnology MCQ Questions, 1000 Data Structures & Algorithms II MCQs, 50k Electronics & Communication Engg MCQs. d) spherical c) base analog d) an increase in the mass of an individual organism Which of the following enzyme removes the RNA primer with its 5-nuclease activity? View Answer, 49. Adenoviruses cause _________a) Respiratory infectionsb) Gastric problemsc) Intestinal perforationd) Heart attackAnswer: a (PDF) Mcqs in microbiology | Mohammed Bilal - Academia.edu Which of the following method proceeds with 2-plate preparation? d) DNA polymerase II d) intercalating agents 30 seconds. Sugar fermentation test: Bacteria is grown in a sugar media. It is done by using paper, thin layer or other chromatographic techniques. c) Enrichment Culture technique If you are redistributing all or part of this book in a print format, membranes of microorganisms. 6. b) Streptococcus lactis Biotechnology, the practical application of microorganisms in making products for human use, is a relatively new science, begun since Pasteur's time. 250+ TOP MCQs on Microbes and Answers 2023 - FAQs Interview Questions Bacteria do not grow at a water activity level below 0.91 and require neutral pH (6.5-7) to cause food spoilage (e.g. chipotle corporate phone number . Often overlooked, hand-washing is one of the easiest and most effective ways to protect yourself from germs and most infections. C) sugar. 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. d) bacterial infection View Answer, 13. View Answer. d) Physical assay During the test, You will take off your clothes below your waist. It is a non-profit organization and a key resource for medical research. View Answer, 4. The section contains multiple choice questions and answers on nutritional requirements, bacteriological media and physical conditions growth. [1] Often the first test performed, gram staining involves the use of crystal violet or methylene blue as the primary color. 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. Which of the following is NOT a criterion for the choice of an organism? 10-fold It is further followed by secondary screening, to check the capabilities and gain information about these organisms. The growth factor-like amino acids, vitamins promotes the growth of auxotrophic mutants. 7: Isolation of an Antibiotic Producer from soil Answer: A b) irregular Clarification: The optimum temperature for the growth of an organism should be above 40C. a) True B) False, Microbiology 17 immunization and immune Testi. View Answer, 2. Who is known as the father of Microbiology? Microbes and the human body - Microbiology Society Chemical preservatives do NOT include View Answer. A. MCQ.8): In which of the following bacterial condition, fimbriae helps the bacteria to stick to the mucous membrane of the host? 1. It includes the physical processes of screening, comminution, grit removal, and sedimentation. A test tube contains 9ml distilled water. Microbes are certainly ideal for biotechnology. c) Streptococcus thermophilus This reduces the cooling costs in large scale fermenters. d) All of the mentioned Microbiology Question Bank PDF book covers problem solving exam tests from microbiology textbook and practical book's chapters as: Chapter 1: Basic Mycology MCQs. This will help you to prepare for exams, contests, online tests, quizzes, viva-voce, interviews, and certifications. Automatic Type Counter & Classifier Which of the following method is useful for isolation and detection of organisms having the ability to produce growth factors? Viral hemagglutination assays only work with certain types of viruses because. MCQs Bacteriology (1-10): With Answers and Explanations a) glycerol residues c) Phenolphthalein A) production of alcoholic beverages by microorganisms. Screening includes primary screening and secondary screening. 2. The microorganisms secrete the enzymes into their nutrient medium to make better use of it. Which of the following plate is used to detect and isolate organic acid producers? PDF Question Bank Multiple choice - Virginia Tech Examples of microorganisms include bacteria, archaea, algae, protozoa, and microscopic animals such as the dust mite. 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. A) True 6. d) The organism must be able to grow in an easily available nutrient medium What is the pH range of Bromophenol blue? C. 1000-fold a) phospholipids 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. D. Indicator dye technique. Diagram and name four mechanisms bacteria use to transport materials across the cytoplasmic membrane. 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. The section contains questions and answers on light microscope, microbial Stains, transmission and scanning electron microscope. Disinfection MCQ [Free PDF] - Objective Question Answer for - Testbook 3. 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.

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