screening of microorganisms includes mcq

Wash your hands with soap and water for at least 20 seconds. The process is repeated several times until the requirement is met. 5. Answer: D On the second day, the symptoms got worse and she was taken to the hospital. a) parasitic Which of the following dye is colourless at acidic pH and becomes red at basic pH? Incorporation of CaCO3 in medium is also used to__________. Screening includes primary screening and secondary screening. d) Gram-positive bacteria 4. b) ribitol residues b) Automatic Type Counter & Classifier b) hydrophilic barrier B. Auxanographic technique b. not washing hands before and after lab . The section contains questions and answers on energy utilization in biosynthetic and nonbiosynthetic processes, transcription and translation of genetic information and protein synthesis process. Study with Quizlet and memorize flashcards containing terms like Which of the following is true about the trichomonas vaginalis? Answer: B 13. Thank you so much for sharing. d) Indicator dye technique b) plaque a) Vibrio cholerae Primary treatment removes material that will either float or readily settle out by gravity. d) 6.4 8.0 False. Complex media are prepared using digests of microbial, animal, or . Which of the following method proceeds with 2-plate preparation? a) Streptomyces sp. Staphylococcus aureus is a major bacterial human pathogen that causes a wide variety of clinical manifestations. In an ecosystem, herbivores represent. For e.g., cellulose producers grow on nutrient medium supplied with cellulose. c) Spirillum volutans b) coliforms C) are products that require additional processing before they can be packaged. this would be absolutely amazing. c) Saccharomyces cerevisiae C. Organic acid producers D. 6.4 8.0. 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. Which of the following dye is colourless at acidic pH and becomes red at basic pH? Which of the following is not a subfield of microbiology? the virus must not be able to lyse red blood cells. A. Which of the following enzyme removes the RNA primer with its 5-nuclease activity? View Answer, 3. D. Indicator dye technique. They are present even at sites where no other life-form could possibly exist- sites such as deep inside geysers, deep in the soil, etc. d) All of the mentioned Performance and sterility testing of media lots should also be determined and b) 0.5 to 1.0 micrometer in diameter 9. Note when energy and additional compounds are necessary for any of these mechanisms to operate. 5. a) anaerobic cells 3. Examples of microorganisms include bacteria, archaea, algae, protozoa, and microscopic animals such as the dust mite. magic island poem tone Consult Now View Answer, 43. answer choices. a) Thiobacillus thiooxidans Each daughter cell is a clone of the parent cell. View Answer, 38. d) 5 percent b) Auxanographic technique The section contains multiple choice questions and answers on morphology, reproduction, physiology and fungi cultivation, fungi classification and special interest. 7. 12. Phagocytosis is a critical part of the immune system. b) Treponema pallidum (2) It determines which microorganisms can produce a compound. Q. Vegetative bacteria are able to withstand adverse conditions better than protozoan cysts. c) Breads d) both aerobic and anaerobic cells a) False 1. Which of the following foods is NOT made by fermentation? There are various microorganisms types like bacteria, fungi, archaea, or protists. d) Phenol red Microbes can live in highly acidic as well as an alkaline medium. d) saprophytic Which of the following statement is correct regarding primary screening________. The following diagram shows an adenovirus: ---- >> Below are the Related Posts of Above Questions :::------>>[MOST IMPORTANT]<, Your email address will not be published. c) hydrophobic barrier uses 100 grams of glucose in a 300ml solution. Which of the following is a correct usage of binomial nomenclature? a) Condenser lens 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. Which of the following method is useful for detection and isolation of those microorganisms which are capable of growing on a particular nutrient medium? 2011-2023 Sanfoundry. Which of the following is a type of fungal microorganism? Who was the first to observe animalcules under the microscope? A. D) all of the above. Which of the following plate is used to detect and isolate organic acid producers? and you must attribute OpenStax. Best method of sterilization at commercial level is a) Hot air oven b) Autoclaving c) Radiation d) Sun light answer-C 5. Microbiology Question Bank PDF book covers problem solving exam tests from microbiology textbook and practical book's chapters as: Chapter 1: Basic Mycology MCQs. A) True b) Atrichous bacteria. a) plasmid D. Indicator dye technique. 4.1: Prokaryote Habitats, Relationships, and Microbiomes. b) The organism must be able to produce a high yield of product 10. View Answer, 14. Which part of the compound microscope helps in gathering and focusing light rays on the specimen to be viewed? C. 5 8 Which of the following microorganism is eliminated in canned foods? includes 6 urine samples. a) Neisseria gonorrhoeae. a) Killing all microorganisms. View Answer, 10. We recommend using a C) inoculation, fermentation, downstream processing, removal of waste. 2. View Answer, 39. The colour of plate changes from red to yellow in the zone of organisms producing organic acid. Which of the following method is used for the isolation of mutants? 38) All of the following statements are correct about the most common bacteriological media called sheep blood agar that is used in the microbiology laboratory, b) Used for the culture of common fastidious bacteria, c) It is used for the culture of hemolytic bacteria. Indeed, until Anton von Leeuwenhoek invented . Universal aseptic techniques includes, Except a) Gown b) Mask c) Cough Etiquettes d) Hand washing answer-D 4. determined to obtain accurate susceptibility results. D. Indicator dye technique. d) spherical The section contains MCQs on spirochetes, negative rods, cocci, facultatively anaerobic gram, rickettsias and chlamydias, mycoplasmas, positive cocci and positive bacteria. Done in one or few steps. Auxanography technique is employed for detecting microorganisms able to produce__________. B. This includes bacteria, archaea, viruses, fungi, prions, protozoa and algae, collectively known as 'microbes'. 4. 7. View Answer, 46. Microbiology is the study of living organisms that are not visible to the naked eyes. 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. Some examples of rod-shaped bacteria include Lactobacillus, Morganella, Bacillus anthracis, Klebsiella . Clean and disinfect surfaces that are touched often. D. The organism must be able to grow in an easily available nutrient medium. 8. (4) This may be accomplished by paper, thin layer, chromatographic technique. It is the organization which has the largest department of Research and Development. These extracellular enzymes break up the giant molecules of the substrate into smaller ones that can feed the microorganisms. b) Gram-positive organisms 7. d) Photosynthetic sulfur bacteria b) False Which of the following method is not used in isolation and screening of desired microorganisms? A. View Answer. Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? Urinary tract infection was suspected, urine sample and swab specimen were taken and cultured on suitable agar media, a microscopic examination was performed. 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? Vaccination was invented by ____________ c) Enrichment Culture technique During their metabolism, microbes produce chemicals, some of which are used by human beings. c) An objective with minimum numerical aperture c) 1000-fold Which of the following statements about food chain and energy . Full-form of ATCC is _________ Rhizobium bacteria. View Answer, 37. D) all of the above. a) viruses Children are more susceptible to this disease. d) Thermophile Which of the following method is useful for the detection and isolation of those microorganisms which are capable of growing on a particular nutrient medium? View Answer, 32. c) rod shaped c) holozoic b) Budding Place 6 test tubes into a rack and fill each with 9ml of 0.9% NaCl solution. False. Glycosylated hemoglobin: causes sickle cell anemia. The common symptoms are pink or red spots on the skin surface, dry cough, and runny nose. 1215, 1216 137, 1217 Particles in a biological aerosol usually vary in size from <1 m to 50 m. c) Binary fission Measles is a disease caused by a virus, it is spread via respiratory droplets. a) Shortest wavelength of visible light used 1. What is high throughput screening used for? B. Thymol blue Answer: B View Answer. c) prophage All the microorganisms such as amoeba, protozoa, viruses, bacteria are studied under microbiology. View Answer, 8. 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. Engineering 2023 , FAQs Interview Questions. B) False, Mass-produced microbial cells can be used as livestock feed. It should be active and stable and environmentally safe. 5.6 - 8.2 form of c. 3.0 - 6.0 d. 8.0 - 14.0 a. Organic compounds b. Inorganic compounds 14. Viral hemagglutination assays only work with certain types of viruses because. Crowded plate technique Which of the following microorganism produces dextran? 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. 6. True a) viral infection Which of the following pulmonary pathogens cannot be easily detected by the gram staining technique when performing a microscopy test? Now, 1ml of that stock solution is taken and transferred to the 2nd test tube containing 9ml of distilled water. Clarification: Hanging drop technique is used for motility testing of bacteria. chipotle corporate phone number . What are the methods of isolating the pure culture of microorganisms? (3) It provides information on whether the product formed by microorganisms is new or not. (2) Attempt to kill microorganisms outside of their natural environment.