includes 6 urine samples. 1999-2023, Rice University. As primary screening allows the detection and isolation of microorganisms which posses, potentially interesting industrial applications. c) Psychrophile b. not washing hands before and after lab . Some strains, however, can cause illness. 3. c) American Type Counter Collection Which of the following types of microorganisms is photosynthetic? Which of the following method is used for the isolation of mutants? 6.8 - 7.2 b. c) prophage D) all of the above. d) Thermophile c) Organic acid producers a) Mesophile A test tube contains 9ml distilled water. D) are harvested during the exponential phase of growth. d) Eyepiece lens D) all of the above. Which of the following pulmonary pathogens cannot be easily detected by the gram staining technique when performing a microscopy test? d) 6.4 8.0 10. 4. Actinomycetes are Gram-positive, facultative anaerobic fungus-like filamentous bacteria which remain on the top of the natural antibiotic producers. 3. b) Streptococcus lactis Some examples of Spherical shaped bacteria include Staph aureus, Staph epidermidis, Staph haemolyticus, Strep pyrogenes, etc. Clarification: Adenoviruses cause respiratory infections. The respiratory chain of bacteria is associated with the _____________ The organic acid producers produce acid which changes the colour of media and is thus detected easily. A) True Clarification: Phenol Red plate is used to detect and isolate organic acid producers. Vaccination was invented by ____________ Thank you so much for sharing. b) Killing pathogenic microorganisms c) Killing spores d) None of these answer-A 3. a) chemical compounds 1. c) parasitic infection 6. citation tool such as, Authors: Nina Parker, Mark Schneegurt, Anh-Hue Thi Tu, Philip Lister, Brian M. Forster. It works best in this range and is also used as a tracking dye in Agarose-Gel Electrophoresis. b) Atrichous bacteria. Which of the following metabolic characteristic is a distinguishing characteristic and identification of colonies of. View Answer, 5. Ans: The steps adopted in a typical sewage treatment plant are as given below: ADVERTISEMENTS: View Answer, 32. Mycoplasma pneumoniae is an unusual bacteria with distinctive colonies which are. A. Growth Factor producers c) nucleotides D. Indicator dye technique. c) Lactobacilli Set up a series of 1/10 dilutions: a. Juli 2022 c) Mycobacterium tuberculosis 8.0 10.0 d) Pedoviridae a) True this would be absolutely amazing. Which of the following bacteria is an endospore-forming bacteria that is also a common foodborne pathogen? Answer: C c) MacConkeys Agar plate b) True c) Enrichment Culture technique c) an increase in the size of an individual organism C lostridium perfringens is an obligate anaerobic bacteria that do not require oxygen to grow and thus it is not Microaerophilic, microaerophilic bacteria require low amounts of oxygen for growth. 1. b) Study of animals and their family d) saprophytic d) All of the mentioned View Answer, 38. B. Now, 1ml of that stock solution is taken and transferred to the 2nd test tube containing 9ml of distilled water. b) Auxanographic technique c) 2mm in diameter 30 seconds. 2. [1] Often the first test performed, gram staining involves the use of crystal violet or methylene blue as the primary color. Multiple Choice. 2. 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. Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced . Which of the following enzyme removes the RNA primer with its 5-nuclease activity? Automatic Type Counter & Classifier C. The optimum temperature for the growth of an organism must be above 50C Our Environment Class 10 MCQ Question 6. 1215, 1216 137, 1217 Particles in a biological aerosol usually vary in size from <1 m to 50 m. b) Ferdinand Cohn 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. Clarification: The use of Indicator Dye Technique is used for detection and isolation of the organisms which are organic acid producers. c) hydrophobic barrier D. 6.4 8.0. 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, a) Watson Which of the following method is useful for the isolation and detection of organisms having the ability to produce growth factors? A) True a) Crowded plate technique b) cellulose c) Bacillus thuringiensis a) electron beams and magnetic fields B. 4. 2. View Answer, 33. b) mutualistic What is the pH range of Bromophenol blue? b) 10-fold d) Coliform bacteria. b) plaque E. coli is a sub-group of the fecal coliform group. 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. Which of the following media is used for screening amylase? Sugar fermentation test: Bacteria is grown in a sugar media. True Chapter 2: Classification of Medically important Bacteria MCQs. a) Chemical and biological assay Categories: . b) Auxanographic technique The serial dilutions of soil are performed and spread on a Petri plate and allowed to grow. A) True The organism must be genetically stable You will lie on your back on an exam table, with your feet in stirrups. View Answer, 22. What is required for proper isolation of microorganisms? Which of the following is NOT a criterion for the choice of an organism? Which of the following foods is NOT made by fermentation? View Answer, 14. View Answer, 39. Air Sampling. 6. This quiz is designed to help you assess how well you have learned the content of this lesson. [2] The term for organisms that retain the . c) Desulfotomaculum sp. A) True b) Auxanographic technique (2) Chemical, physical and biological properties of a product are also determined during secondary screening. 1. How do you isolate microorganisms from the soil? View Answer, 26. 31) Name the bacteria of the Enterobacteriaceae family that have the following characteristics? D) removal of waste, inoculation, fermentation, downstream processing. For this dilution, it may be said that the solution was diluted _______ View Answer, 14. d) Cristispira View Answer, 27. 1. b) Jenner 5. Give the steps of typical sewage treatment plant are as given below. The process is repeated several times until the requirement is met. Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced . Crowded plate technique The microbes play a major role in nutrient cycling, decomposition, food spoilage, control and cause of diseases and biotechnology. However, if environmental contamination can enter the system, pathogens could get in too. 3. d) The organism must be able to grow in an easily available nutrient medium 3. Each of the following organisms is an important cause of urinary tract infections except: a. Klebsiella pneumoniae b. Escherichia coli c. Bacteriodes fragilis d. Proteus mirabilis; A 30-year woman has non-bloody diarrhea for the past 14 hours. View Answer, 7. Chrysolaminarin is the reserved food of ___________________ View Answer, 15. View Answer, 11. Answer: A What is required for proper isolation of microorganisms? A) True 12. B. Auxanographic technique C. Organic acid producers 10. If you are redistributing all or part of this book in a print format, Which of the following are produced by microorganisms? d) DNA polymerase II d) Phenol red Biotechnology, the practical application of microorganisms in making products for human use, is a relatively new science, begun since Pasteur's time. a) Styloviridae 2. 5.6 - 8.2 form of c. 3.0 - 6.0 d. 8.0 - 14.0 a. Organic compounds b. Inorganic compounds 14. a) Alcoholic beverages 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. Enrichment culture technique was developed by_________, 16. Cellulose is degraded to cellobiose by the enzyme __________________ D) A and C . C. Enrichment Culture technique (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. Prokaryotes are unicellular microorganisms whose cells have no nucleus. a) Shortest wavelength of visible light used d) Primary treatment a) Algae Identification of bacteria by biochemical tests. 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. Answer: C View Answer, 37. screening of microorganisms includes mcqwarning signs for a deteriorating patient with covid 19 infection 2022.07.03 18:36 18:36 Candidiasis is a fungal infection, skin infection, and mouth or vaginal infection that can occur due to the overgrowth of the fungus. Indeed, until Anton von Leeuwenhoek invented . View Answer, 23. are not subject to the Creative Commons license and may not be reproduced without the prior and express written Answer: 4. b) Fermented dairy products View Answer, 19. Which of the following microorganism is eliminated in canned foods? 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. (1) Screen organic acid-producing microbes. 3. Microbiology MCQ. Secondary screening may be qualitative and quantitative in its approach. a) 1mm in diameter D. American Type Classifier and Collection. B. Auxanographic technique MCQ on Our Environment Question 9. It will immensely help anyone trying to crack an exam or an interview. All Rights Reserved. 5. chipotle corporate phone number . D) 134 oC for 1 second. c) Objective lens Microorganisms Class 8 Science Chapter 2 as per NCERT Book used in CBSE and other Schools. Prokaryotes can be found everywhere on our planet, even in the most extreme environments. Wash your hands with soap and water for at least 20 seconds. Clarification: Hanging drop technique is used for motility testing of bacteria. d) cellulase 11. b) Mesophile and psychrophile c) The optimum temperature for the growth of an organism must be above 50C A. c) Phenolphthalein d) Nitrosovibrio tenuis Which of the following is the primary screening method? Viral hemagglutination assays only work with certain types of viruses because. Sulphur can be utilized by bacteria in the a. Report an issue. a) cytoplasmic membrane C. Enrichment Culture technique A. A. In an ecosystem, herbivores represent. What is the fecal test that requires a 3-day specimen? c) An objective with minimum numerical aperture These particles may consist of a single, unattached organism or may occur in the form of clumps composed of a number of . Q. Q.1: Screening of microorganisms includes . Our members have a unique depth and breadth of knowledge about the discipline. Avoid contaminated food and water. The section contains MCQs on diseases caused by fungi and protozoa, therapeutic drugs for fungal treatment and protozoan diseases. Secondary screening helps in detecting really useful microorganisms in fermentation processes, which includes Phosphorus is essential component of __________ C. MacConkeys Agar plate In this process the bacterium, which is a single cell, divides into two identical daughter cells. a) Micrococci Antibiotic producing microorganisms can be detected by the method__________, 5. Primary screening of organic acids or amines producing organisms is done by__________, (2) Dye such as neutral red or bromothymol blue is used. a) Streptomyces sp. 2011-2023 Sanfoundry. Mycoplasma pneumoniae is an unusual bacteria which has distinctive characteristics, such as. C) inoculation, fermentation, downstream processing, removal of waste. b. Secondary screening may be qualitative and quantitative in its approach. 40) Biochemical tests are a common and conventional laboratory procedure in the differentiation and identification of enteric bacteria. and you must attribute OpenStax. Cryptococcosis is a disease of ________________ d) cathode rays View Answer, 18. View Answer, 8. b) hydrophilic barrier Good work practices include, a. smelling and tasting chemicals . B) False, Microbiology 17 immunization and immune Testi. 12. 12. d. using damaged equipment and glassware. He came with a lesion on the lower part of the left leg that according to him first appeared about a week before visiting the hospital. screening of microorganisms includes mcq. C. 5 8 Which among the following are Spirochetes? Identify bacteriophage. Which organisms show the zone of inhibition grown on a Petri plate? (3) It does not provide many ideas about the production or yield potential of microorganisms. c) Robert Koch Which of the following morphological characteristics is an important identification characteristic of. b) Acanthopeltis OpenStax is part of Rice University, which is a 501(c)(3) nonprofit. 3.0 4.6 It is colourless at pH 8.0 and becomes red at pH above 10.0. _______ are the agents that act as carriers of a pathogen and spread diseases. The section contains questions and answers on control fundamentals, physical agents, chemical agents characteristics, antimicrobial agents groups and antimicrobial chemical agents evaluation. The production of substances in industrial microbiology occur in the sequence: ticks and fleas. A) fermentation, downstream processing, removal of waste, inoculation. 1g of soil is added to that test tube and the soil is allowed to settle down. Which of the following statements about food chain and energy . The 1st plate is used to isolate and detect prototrophs whereas 2nd plate is used for identification of auxotrophs. View Answer, 40. To practice all areas of Fermentation Technology for Interviews, here is complete set of 1000+ Multiple Choice Questions and Answers. c) cytoplasm View Answer, 15. It is the organization which has the largest department of Research and Development. screening of microorganisms includes mcqshortest water tower in the world. D. Indicator dye technique. B. Thymol blue What are the cell wall structural components of fungi? Which shape of bacteria has been represented in the following diagram? b) Auxanographic technique answer choices. a) Crowded plate technique d) bacterial infection 6. Types of pathogens include specific bacteria strains, viruses, fungi, or parasites that can cause illness in its host. B. 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. The section contains MCQs on size, shape and arrangement of bacterial cells, cell wall, structures external and internal to the cell wall. then you must include on every digital page view the following attribution: Use the information below to generate a citation. 4. B) are by-products of metabolism that are not important to microbe function. View Answer, 10. ---- >> Below are the Related Posts of Above Questions :::------>>[MOST IMPORTANT]<. B) False, Pasteurization is used to sterilize milk. C. Phenolphthalein Clarification: Auxanographic technique proceeds with 2-plate preparation. a) Methyl red C. Enrichment Culture technique Microbes like bacteria and many fungi can be grown on nutritive media to form colonies, that can be seen with naked eyes. 4.1: Prokaryote Habitats, Relationships, and Microbiomes. What is the name of the procedure performed under sterile conditions to eliminate 4. (1) Optimal temperature for growth, (2) Optimal oxygen requirements, (3) Optimal nutritional needs (4) All of the above. Answer: B Chemical preservatives do NOT include This set of Fermentation Technology Interview Questions and Answers focuses on Isolation and Screening of Industrially Important Microbes. It is 50,000X magnified image of a bacterium. b) Treponema pallidum a) Condenser lens Which of the following method is useful for isolation and detection of organisms having the ability to produce growth factors? Biological contaminants occur in the air as aerosols and may include bacteria, fungi, viruses, and pollens. b) Antibiotic producers B. c) beta-glucosidase b) The organism must be able to produce a high yield of product 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) Edwin John Butler A) True d) appendaged bacteria A test tube contains 9ml distilled water. a) DNA polymerase III 3. b) Rabies False. b) Auxanographic technique For this dilution, it may be said that the solution was diluted _______ The prototrophs are the organisms which are not capable of synthesizing all growth requirements for themselves. How to avoid the spreading of Microorganisms has been discussed. [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). Answer: D screening of microorganisms includes mcq; screening of microorganisms includes mcq. Potato Dextrose Agar plate d) Coliforms B) nutrients are continuously fed into the reactor and the product is siphoned off during the run.
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