screening of microorganisms includes mcq
Microbiology is the study of : 3. C) alcohol. C. Enrichment Culture technique 15. b) Auxanographic technique View Answer, 25. c) Chemical assay b) Fungi View Answer, 29. b) Biological assay B) mass, controlled culture of microbes to synthesize products. Due to the climatic and geographical diversity of Nepal, a wide range of microorganisms with potent source of antimicrobials are available. 2. c) hydrophobic barrier Microorganism Definition. False. ---- >> Below are the Related Posts of Above Questions :::------>>[MOST IMPORTANT]<. b) Auxanographic technique 7. Engineering 2023 , FAQs Interview Questions. These particles may consist of a single, unattached organism or may occur in the form of clumps composed of a number of . Includes common viruses, bacteria, and parasites 1,2: Stool sample: Sensitive, certain positive results may be unrelated to active infection. C. Enrichment Culture technique It is the zone where only the growth of a particular colony is observed whereas rest all colonies get degraded by antibiotics. 8. d) Primary treatment (1) Microbial isolation technique is an attempt to grow microorganisms outside of their natural environment. d) Nitrosovibrio tenuis a) above 1 percent The Microbiology Society has a vision and mission around which we base our strategy. d) Indicator dye technique a) Crowded plate technique 5. C) inoculation, fermentation, downstream processing, removal of waste. Some examples of rod-shaped bacteria include Lactobacillus, Morganella, Bacillus anthracis, Klebsiella pneumoniae. The respiratory chain of bacteria is associated with the _____________ 13. View Answer, 11. B. 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. A. c) The optimum temperature for the growth of an organism must be above 50C. MCQ on Our Environment Question 9. It is 50,000X magnified image of a bacterium. All of the above. A) True c) neither aerobic and anaerobic cells Often overlooked, hand-washing is one of the easiest and most effective ways to protect yourself from germs and most infections. Potato Dextrose Agar plate How do you isolate microorganisms from the soil? View Answer, 16. Which of the following method is useful for isolation and detection of organisms having the ability to produce growth factors? determined to obtain accurate susceptibility results. You may refer to the lesson text whenever you are unsure of the answer. Sulphates are reduced to hydrogen sulphide by _____________________ d) Coliform bacteria. 1. c) Enrichment Culture technique Which of the following method is useful for isolation and detection of organisms having the ability to produce organic acids? c) Secondary treatment c) Spirochaeta a) Lactobacillus Which of the following is NOT a domain in Woese and Foxs phylogenetic tree? B) heat. Answer: B b) Clostridium botulinum You can also check this one and can share your opinions on Cell Culture Plates Product. a) Phenol red plate c) AIDS lauren conrad and stephen colletti /; 2. a) Shortest wavelength of visible light used Water treatment typically requires three stages to make it potable from sewage. 5. During the test, You will take off your clothes below your waist. The section contains MCQs on chemotherapy historical highlights, antibiotics and their actions, microbiological assay of antibiotics, antifungal, antiviral and antitumour antibiotics. a) Amphitrichous a) Thiobacillus thiooxidans All Rights Reserved. Secondary screening helps in detecting really useful microorganisms in fermentation processes, which includes 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. OpenStax is part of Rice University, which is a 501(c)(3) nonprofit. 7. Full-form of ATCC is _________ (4) This may be accomplished by paper, thin layer, chromatographic technique. a) Crowded plate technique Required fields are marked *. 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. All the microorganisms such as amoeba, protozoa, viruses, bacteria are studied under microbiology. Answer: A C) new batches of microorganisms are screened for increased yield. Thank you so much for sharing. Children are more susceptible to this disease. a) 100-fold 3. b) Borrelia b) The examination of the infection sites, c) They are prokaryotes in cellular organization. c. Let the soil particles settle after shaking and then transfer 1ml of the solution into tube 2. c) chitin The common symptoms are pink or red spots on the skin surface, dry cough, and runny nose. A) substrates are added to the system all at once and runs until product is harvested. d) Coliforms b) Ferdinand Cohn Which of the following shows the zone of inhibition when a particular organism is grown on a Petri plate? View Answer, 36. Gram negative bacteria take the color of safranin stain and appear pink or red. Phosphorus is essential component of __________ b) Mesophile and psychrophile Auxanography technique is employed for detecting microorganisms able to produce__________. Which isolation technique is most commonly used for colony isolation in the laboratory? View Answer, 8. Identification of bacteria by biochemical tests. Dec 20, 2022 OpenStax. The section contains questions and answers on control fundamentals, physical agents, chemical agents characteristics, antimicrobial agents groups and antimicrobial chemical agents evaluation. 8. b) hydrophilic barrier then you must include on every digital page view the following attribution: Use the information below to generate a citation. c) Streptococcus thermophilus Answer: C True Chrysolaminarin is the reserved food of ___________________ The normal brown color of the feces is produced by: A. Cellulose B. Pancreatic enzyme A) production of alcoholic beverages by microorganisms. [1] Often the first test performed, gram staining involves the use of crystal violet or methylene blue as the primary color. b) irregular this would be absolutely amazing. How to avoid the spreading of Microorganisms has been discussed. What is Microbiology? Performance and sterility testing of media lots should also be determined and View Answer, 4. Biology Multiple Choice Questions on Microbes. b) Antibiotic producers The organism must be able to produce a high yield of product Multiple Choice. View Answer, 10. c) carbohydrates You can practice these MCQs chapter by chapter starting from the 1st chapter or you can jump to any chapter of your choice. 26. Which of the following types of mutants can be isolated using the replica plate technique? The bacterial cell then elongates and splits into two daughter cells each with identical DNA to the parent cell. A routine GTT: is three hours long. Plasmodium divides by which of the following method most commonly? Which part of the compound microscope helps in gathering and focusing light rays on the specimen to be viewed? View Answer, 2. Who is known as the father of Microbiology? 3. Which of the following method is useful for isolation and detection of organisms having the ability to produce organic acids? The process is repeated several times until the requirement is met. (retrieve https://www.learningsta.com, April 2021) 2.0 SCREENING . View Answer, 40. 9. 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. Which of the following is a correct usage of binomial nomenclature? It is further followed by secondary screening, to check the capabilities and gain information about these organisms. d) All of the mentioned a) anaerobic cells a) Cyanobacteria, Fungi and Viruses It is done by using paper, thin layer or other chromatographic techniques. [1] Infections are common both in community-acquired as well as hospital-acquired settings and treatment remains challenging to manage due to the emergence of multi-drug resistant strains such as MRSA (Methicillin-Resistant Staphylococcus aureus). Urinary tract infection was suspected, urine sample and swab specimen were taken and cultured on suitable agar media, a microscopic examination was performed. View Answer, 19. View Answer, 49. uses 50 grams of glucose in a 500ml solution. A. D. American Type Classifier and Collection. The organism must be genetically stable 2011-2023 Sanfoundry. The screening is isolation and detection of microorganisms of interest. Cystic fibrosis is an inherited disease, infection in the lungs and digestive system. 2. Several microbes are useful to humans in diverse ways like in household products, industrial products, agricultural products, etc. 8.0 10.0 Genetic engineering is also used to improve the biodegradation . Place 6 test tubes into a rack and fill each with 9ml of 0.9% NaCl solution. Viral hemagglutination assays only work with certain types of viruses because. B) plasmolyzes bacteria and fungi. d) Pedoviridae 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, 48. chp 25 microbiology 211 mcq. a) Vibrio cholerae Engineering 2023 , FAQs Interview Questions, on 250+ MCQs on Isolation and Screening of Industrially Important Microbes and Answers, Fermentation Technology Objective Questions, 300+ TOP MCQs on Database Screening and Screening by Nucleic Acid Hybridisation 1 and Answers, 300+ TOP MCQs on Database Screening and Screening by Nucleic Acid Hybridisation 2 and Answers, 250+ MCQs on Media for Industrial Fermentations Minerals, Growth Factors and Buffers and Answers, 250+ MCQs on Improvement of Industrial Microorganisms and Answers, 250+ TOP MCQs on Vibration Isolation and Transmissibility and Answers, 250+ TOP MCQs on Multiversion Schemes, Snapshot Isolation, 250+ TOP MCQs on Microbes in Industrial Products-3 and Answers, 250+ TOP MCQs on Microbes in Metal Containing Habitat and Answers, [12 Class Notes] MICROBES IN HUMAN WELFARE Biology CBSE, 250+ TOP MCQs on Microbes as Biofertilizers and Answers, 250+ TOP MCQs on Transaction Isolation Levels and Answers, 250+ TOP MCQs on Enzyme Extraction and Isolation Choice of Enzyme Sources and Answers, 250+ MCQs on Microbial Growth Kinetics Batch Culture and Answers, 200+ TOP CELL CULTURES and CHARACTERISTICS Interview Questions and Answers, 200+ TOP Microbiology Of Foods Interview Questions with Answers, 250+ TOP MCQs on Microbes in Industrial Products-2 and Answers, 250+ MCQs on Brewing Yeast Differentiation (Traditional Methods) and Answers, 250+ TOP MCQs on Microbes in Household Products-2 and Answers, 300+ TOP Cell Cultures & Characteristics Objective Questions and Answers, 300+ TOP Microbiology of Foods Objective Questions & Answers. Which of the following is not a subfield of microbiology? d) Physical assay 1215, 1216 137, 1217 Particles in a biological aerosol usually vary in size from <1 m to 50 m. 9. C. 5 8 A) organic acids. a) Growth Factor producers d) American Type Classifier and Collection 1. They block floating debris such as wood, rags, and other bulky objects that could clog pipes or pumps. Which microorganism(s) among the following perform photosynthesis by utilizing light? coliform bacteria in drinking water, the source is probably environmental and fecal contamination is unlikely. Tyrocidines are more effective against ___________________ consent of Rice University. a) Crowded plate technique Which of the following are true for cytoplasmic membrane? b) Treponema pallidum c) Bacillus thuringiensis 14. B. Auxanographic technique Avoid contaminated food and water. A) manipulating the growth environment. Secondary screening should yield the types of information which are needed in order to evaluate the true potential of a microorganisms industrially usage. Allow discarding of many valueless microbes. Clarification: Adenoviruses cause respiratory infections. c) Chlorella View Answer, 32. c) Streptococci. b) Syphilis View Answer, 30. The methods for isolation and screening are a crowded plate, auxanography, enrichment culture and use of indicator dyes. This set of Fermentation Technology Interview Questions and Answers focuses on Isolation and Screening of Industrially Important Microbes. 11. A) are essential to microbe function. Which of the following are important primary screening techniques? The section contains MCQs on size, shape and arrangement of bacterial cells, cell wall, structures external and internal to the cell wall. Clarification: The use of Indicator Dye Technique is used for detection and isolation of the organisms which are organic acid producers. milk, meat, green vegetables, fruits, etc.) b) Gram-positive organisms c) nucleotides Pathogen testing is used to identify pathogenic organisms in manufacturing environments, ingredients or finished products that could harm the consumer. B. Answer: C Most E. coli bacteria are harmless and are found in great quantities in the intestines of people and warm-blooded animals. A test tube contains 9ml distilled water. Fermentation Technology Questions on Isolation and Screening of Industrially Important Microbes. d) 2 micrometer in diameter D) A and C . View Answer, 14. 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? Which of the following metabolic characteristic is a distinguishing characteristic and identification of colonies of. Clarification: Auxanographic technique proceeds with 2-plate preparation. Our 1000+ MCQs focus on all topics of the Microbiology subject, covering 100+ topics. Glycosylated hemoglobin: causes sickle cell anemia. Air Sampling. It is a non-profit organization and a key resource for medical research. d) Multiple fission Trophic level in an ecosystem represents. Our 1000+ MCQs focus on all topics of the Microbiology subject, covering 100+ topics. In the following diagram, what does the question mark represent?a) Ciliab) Flagellac) Haird) PseudopodiaAnswer: b Antibiotic producers b) Xanthophycophyta A) True A) True The section contains multiple choice questions and answers on viruses, vaccination, structure, composition, viruses classification, virus infection and fatal diseases. 4. 1. Which of the following is NOT a criterion for the choice of an organism?