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screening of microorganisms includes mcq

A. Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? Which one of the following organisms is least likely to cause this illness? View Answer, 11. D) all of the above. View Answer. How do you isolate microorganisms from the soil? screening of microorganisms includes mcq. 2011-2023 Sanfoundry. For which viral disease, vaccine has been recently developed through the use of tissue culture? d) Phenol red A. Phenol red plate Water treatment typically requires three stages to make it potable from sewage. consent of Rice University. Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced . b) Thymol blue 6. C) use of microbes in sewage and pollution control. a) Mesophile View Answer, 13. d) chitin, cellulose, or hemicellulose A. Clean and disinfect surfaces that are touched often. Which of the following inhibits DNA replication? Which of the following bacteria is an endospore-forming bacteria that is also a common foodborne pathogen? Answer: B View Answer, 13. B. All Rights Reserved. (Or show it to your microbiology professor, just for fun.) Full-form of ATCC is _________. 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. b) Nitrosococcus oceanus b) Auxanographic technique chp 25 microbiology 211 mcq Flashcards | Quizlet A) True d) Pasteur A) True D. Indicator dye technique. c) Psychrophile This will help you to prepare for exams, contests, online tests, quizzes, viva-voce, interviews, and certifications. B. a) Cyanobacteria, Fungi and Viruses b) 0.5 to 1.0 micrometer in diameter Good work practices include, a. smelling and tasting chemicals . b) transposons As primary screening allows the detection and isolation of microorganisms which posses, potentially interesting industrial applications. 10-fold Microorganisms Class 8 Science Chapter 2 as per NCERT Book used in CBSE and other Schools. A skin biopsy test was performed and the infection was diagnosed to be a parasitic infection. Glycolysis can occur in ___________ c) Nitrosomonas europaea A. Which of the following is a correct usage of binomial nomenclature? However, if environmental contamination can enter the system, pathogens could get in too. Your email address will not be published. citation tool such as, Authors: Nina Parker, Mark Schneegurt, Anh-Hue Thi Tu, Philip Lister, Brian M. Forster. Isolation of Microorganisms MCQ Questions and Answers b) mutualistic 9. a) Nitrospina gracilis C) is used to prevent growth of halophiles. PDF Question Bank Multiple choice - Virginia Tech b) Killing pathogenic microorganisms c) Killing spores d) None of these answer-A 3. a) Chemical and biological assay 1999-2023, Rice University. c) Spirochetes 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. a) Spread-plate b) irregular 5.6 - 8.2 form of c. 3.0 - 6.0 d. 8.0 - 14.0 a. Organic compounds b. Inorganic compounds 14. It should have a fast rate of kill of micro-organisms. Screening of Microorganisms: Primary and Secondary Techniques What is required for proper isolation of microorganisms? Salting, as a preservative, c) chitin d) DNA polymerase II The prototrophs are the organisms which are not capable of synthesizing all growth requirements for themselves. 4. MCQ Questions for Class 10 Science Our Environment with Answers a) Amphitrichous D. Hanging Drop technique. View Answer, 10. View Answer, 14. D) exposure. d) glucose residues 3. Which of the following is NOT a criterion for the choice of an organism? b) Auxanographic technique 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. Crowded plate technique Adenoviruses cause _________a) Respiratory infectionsb) Gastric problemsc) Intestinal perforationd) Heart attackAnswer: a 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. a) cellulose dehydrogenase A test tube contains 9ml distilled water. a) Leuconostoc citrovorum Our members have a unique depth and breadth of knowledge about the discipline. Secondary screening should yield the types of information which are needed in order to evaluate the true potential of a microorganisms industrially usage. b) teichoic acid Screening of industrial microorganisms - SlideShare The section contains multiple choice questions and answers on bioenergetics principles, energy production by photosynthesis, anaerobic and aerobic processes. d) Cristispira Answer: B c) DNA polymerase I Bacteria | What is microbiology? | Microbiology Society D) A and C . Microbiology is the study of : 3. c) Enrichment Culture technique False. View Answer, 40. A 7 year old girl developed a sore throat and fever for 2 days. b) Fungi The section contains questions and answers on sanitary quality of water, wastewater, treatment processes, fresh foods microbial flora, food preservation and microorganisms. d) Study of microscope a) Methyl red Detrimental effects of microorganisms in food include, Fermentation of grains usually results in production of, During malting, barley and other grains are broken down by, Milk fermentation to produce cheese is done initially by inoculating with, Pickles and sauerkraut share a common inoculum, which is. B) nutrients are continuously fed into the reactor and the product is siphoned off during the run. The section contains questions and answers on control fundamentals, physical agents, chemical agents characteristics, antimicrobial agents groups and antimicrobial chemical agents evaluation. d) intercalating agents Thank you so much for sharing. In screening studies, it is recommended to use non-sterile soil, test different inoculation methods and different abiotic stresses, and even select microorganisms from plants under abiotic stress. b) Antibiotic producers 10. a) 3.0 4.6 c) Mycobacterium tuberculosis a) Crowded plate technique 1215, 1216 137, 1217 Particles in a biological aerosol usually vary in size from <1 m to 50 m. 8. a) Rod-shaped b) Comma shaped c) Spiral shaped d) Spherical shaped Answer: a Clarification: The following diagram represents rod-shaped bacteria, magnified 1500X. The screening is isolation and detection of microorganisms of interest. This book uses the You can practice these MCQs chapter by chapter starting from the 1st chapter or you can jump to any chapter of your choice. b) Atrichous bacteria. d) Shortest wavelength of visible light used and an objective with the maximum numerical aperture d) cellulase d) Bacillus polymyxa Which among the following is a pathogenic algae for humans? a) Crowded plate technique Official Website of Dr. Shyama Prasad Mukherjee University, Ranchi . Engineering 2023 , FAQs Interview Questions. Eubacteria are prokaryotic microorganisms consisting of a single cell lacking a nucleus and containing DNA is a single circular chromosome. Screening of Industrially Important Microorganism - Learn Insta d) Primary treatment View Answer, 26. A BV test is done in a similar way as a pelvic exam or Pap smear. c) base analog The presence of E. coli in a drinking water sample almost always indicates recent fecal contamination, meaning there is a greater . View Answer, 31. Pathogen & Spoilage Testing - Sigma-Aldrich Clarification: Phenolphthalein has a pH range between 8.0 10.0. D. Indicator dye technique. 4.0 SECONDARY SCREENING OF MICROORGANISMS . (3) Attempt to synthesized secondary metabolites outside of their natural environment. The Quizzes about Fecal Analysis (32 tests) - MedQuizzes A) are among the most widely used preservatives. Here are 1000 MCQs on Microbiology (Chapterwise). d) Mycoplasmas a) Neisseria gonorrhoeae. a) Shortest wavelength of visible light used Which scientist proposed adding a kingdom for protists? d) appendaged bacteria 3. A) True Phagocytosis (article) | Foundation 2: Cells | Khan Academy (1) Screen organic acid-producing microbes. 3. Who was the first to observe "animalcules" under the microscope? C. Enrichment Culture technique Entrepreneurship Development MCQ with Answers, MHT CET Chapterwise Questions Pdf free Download. 11. OpenStax is part of Rice University, which is a 501(c)(3) nonprofit. 2. c) The optimum temperature for the growth of an organism must be above 50C. C) inoculation, fermentation, downstream processing, removal of waste. 37) Which of the following is the selective media used for the cultivation and isolation of. A 24 year old sexually active woman had an infection in the vaginal area with genital discharge while urinating. a) parasitic (1) Microbial isolation technique is an attempt to grow microorganisms outside of their natural environment. A) manipulating the growth environment. Which is the secondary stage? 3. A 19-year-old male living in a tropical region of India visited the hospital. c) carbohydrates c) UV light For e.g., cellulose producers grow on nutrient medium supplied with cellulose. c) Crick The section contains multiple choice questions and answers on soil microorganisms interactions, nitrogen, carbon and sulphur cycles, aquatic environment, aquatic microorganisms techniques and productivity. Some examples of rod-shaped bacteria include Lactobacillus, Morganella, Bacillus anthracis, Klebsiella pneumoniae. They block floating debris such as wood, rags, and other bulky objects that could clog pipes or pumps. Includes common viruses, bacteria, and parasites 1,2: Stool sample: Sensitive, certain positive results may be unrelated to active infection. A. b) Treponema pallidum View Answer, 33. C. perfringens is a spore-forming bacteria, that produce H 2 S and hemolysis on blood agar. b) an increase in number of cells d) hydrophobic barrier and site of generation of protonmotive force (retrieve https://www.learningsta.com, April 2021) 2.0 SCREENING . B) False, HACCP Hazard Analysis and Critical Control Point uses random samples for quality control of the food supply. View Answer, 4. a) Bacillariophycophyta 250+ TOP MCQs on Microbes and Answers 2023 - FAQs Interview Questions The "flash method" or "high temperature short time" method exposes fluids to PDF Coliform Bacteria and Drinking Water - Washington State Department of b. not washing hands before and after lab . You can practice these MCQs chapter by chapter starting from the 1st chapter or you can jump to any chapter of your choice. b) Xanthophycophyta As an Amazon Associate we earn from qualifying purchases. B) mass, controlled culture of microbes to synthesize products. A. 11. b) Jenner Microbiology MCQ. 25. a)Microaerophilic. b) Acanthopeltis D) all of the above. Full-form of ATCC is _________ b) Clostridium botulinum 6. d) Lophotrichous Screening of industrial Microorganisms Quiz - Quizizz 31) Name the bacteria of the Enterobacteriaceae family that have the following characteristics? The section contains MCQs on spirochetes, negative rods, cocci, facultatively anaerobic gram, rickettsias and chlamydias, mycoplasmas, positive cocci and positive bacteria. 9. 1. Now, 1ml of that stock solution is taken and transferred to the 2nd test tube containing 9ml of distilled water. B. Thymol blue Clarification: The optimum temperature for the growth of an organism should be above 40C. Mycoplasma pneumoniae is an unusual bacteria with distinctive colonies which are. This includes bacteria, archaea, viruses, fungi, prions, protozoa and algae, collectively known as 'microbes'. Clarification: The question mark in the following figure represents flagella of a rod-shaped bacterium. Some strains, however, can cause illness. View Answer, 34. Which of the following method is useful for detection and isolation of those microorganisms which are capable of growing on a particular nutrient medium? The section contains MCQs on diseases caused by fungi and protozoa, therapeutic drugs for fungal treatment and protozoan diseases. Auxanography technique is employed for detecting microorganisms able to produce__________. View Answer, 22. a) Final treatment D) 134 oC for 1 second. Microbiology MCQ (Multiple Choice Questions) - Sanfoundry Which of the following statements about food chain and energy . Symptoms include cough and lung infection. Cystic fibrosis is an inherited disease, infection in the lungs and digestive system. d) Eyepiece lens A) True Urinary tract infection was suspected, urine sample and swab specimen were taken and cultured on suitable agar media, a microscopic examination was performed. a) Streptomyces sp. Full-form of ATCC is _________ b) False Clarification: The Antibiotic producers show the zone of inhibition. It is the organization which has the largest department of Research and Development. View Answer, 15. Yeast cells are good source of. Indeed, until Anton von Leeuwenhoek invented . d) Photosynthetic sulfur bacteria c) an increase in the size of an individual organism and you must attribute OpenStax. Butanol is obtained by fermenting molasses by. B) False, Microbiology 17 immunization and immune Testi. This will help you to prepare for exams, contests, online tests, quizzes, viva-voce, interviews, and certifications. View Answer, 44. Phagocytosis is a critical part of the immune system. a) anaerobic cells A. Creative Commons Attribution License c) Enrichment Culture technique The common symptoms are pink or red spots on the skin surface, dry cough, and runny nose. Which of the following foods is NOT made by fermentation? To practice all areas of Fermentation Technology for Interviews, here is complete set of 1000+ Multiple Choice Questions and Answers. 1. 1. c. Let the soil particles settle after shaking and then transfer 1ml of the solution into tube 2. Nitrates maintain the red color of preserved meats and Who is considered the father of Western medicine? 1. A. View Answer, 29. MCQ.9):Which bacteria have flagella of amphitrichous type means the flagellum are present at both the sides?

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