4. Disinfection MCQ [Free PDF] - Objective Question Answer for - Testbook Which of the following are produced by microorganisms? A) True This is one of the widely used methods and more important. Aims and objectives. Ans: The steps adopted in a typical sewage treatment plant are as given below: ADVERTISEMENTS: Which of the following is not a subfield of microbiology? b) The organism must be able to produce a high yield of product. In batch fermentation, (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. b) coliforms 8.0 10.0 We recommend using a c) Chlorophycophyta 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. Clarification: The Crowded Plate Technique is used for the detection and isolation of the organisms which are antibiotic producers. The Society's role is to help unlock and harness . The serial dilutions of soil are performed and spread on a Petri plate and allowed to grow. Chapter 3: Classification of Viruses MCQs. Clarification: Hanging drop technique is used for motility testing of bacteria. 25. a)Microaerophilic. screening of microorganisms includes mcq B) inoculation, downstream processing, fermentation, removal of waste. Q. Bacterial endospores are more resistant to antimicrobial control methods than all other microbial forms. View Answer, 23. Required fields are marked *. View Answer, 12. You can practice these MCQs chapter by chapter starting from the 1st chapter or you can jump to any chapter of your choice. A. Lipopolysaccharide in cell walls is characteristic of? b) Auxanographic technique 3. Which of the following plate is used to detect and isolate organic acid producers? c) Objective lens B) heat. C. Organic acid producers answer choices. The cell structure of gram positive and gram negative bacteria appear as the picture given below after the gram staining procedure, Gram positive bacteria Gram negative bacteria. Which of the following is the example of encapsulated gram-positive bacteria? ticks and fleas. c) Peritrichous In which of the following treatment involve oxidation of organic constituents of the wastewater? a) parasitic The organic acid producers produce acid which changes the colour of media and is thus detected easily. Types of pathogens include specific bacteria strains, viruses, fungi, or parasites that can cause illness in its host. Which among the following is not an ammonia-oxidizing bacteria? Which of the following is the source of Vitamin A. c) Chlorella Clarification: Phenol Red plate is used to detect and isolate organic acid producers. Name three reserve materials synthesized by microorganisms and note which microbial groups A) True Thank you so much for sharing. a) Crowded plate technique The greatest resolution in light microscopy can be obtained with ___________ 6. View Answer, 5. A skin biopsy test was performed and the infection was diagnosed to be a parasitic infection. The presence of E. coli in a drinking water sample almost always indicates recent fecal contamination, meaning there is a greater . Report an issue. 7. 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. View Answer, 36. Binary fission begins when the DNA of the bacterium divides into two (replicates). d) Pasteur View Answer, 34. then you must include on every digital page view the following attribution: Use the information below to generate a citation. Butanol is obtained by fermenting molasses by. The section contains questions and answers on cell division modes, bacteria growth cycle and quantitative measurement. b) Gram-positive organisms OpenStax is part of Rice University, which is a 501(c)(3) nonprofit. d) Study of microscope d) Indicator dye technique b) Potato Dextrose Agar plate Answer: 4. 14. 44) Which of the following microorganisms can grow only as strict intracellular parasites? Sanfoundry Global Education & Learning Series Fermentation Technology. B) sulfites. Which of the following method is useful for isolation and detection of organisms having the ability to produce organic acids? D) starch. 8. Biotechnology, the practical application of microorganisms in making products for human use, is a relatively new science, begun since Pasteur's time. b) Monotrichous View Answer, 35. c) ribitol or glycerol residues a) chemical compounds Microbes are certainly ideal for biotechnology. You can also download the PDF of Microbiology MCQs by applying below. a) Lactobacillus 5. uses 50 grams of glucose in a 500ml solution. What is the fecal test that requires a 3-day specimen? C. Phenolphthalein Microscopic examination and culture of the sputum sample revealed gram-positive cocci that appear in chains. 5. Clarification: The question mark in the following figure represents flagella of a rod-shaped bacterium. a) Streptomyces sp. View Answer, 46. B) False, Microbiology 17 immunization and immune Testi. View Answer, 27. The bacterium Staphylococcus aureus is which type of bacteria? B) are by-products of metabolism that are not important to microbe function. Which of the following statements about food chain and energy . Eubacteria are prokaryotic microorganisms consisting of a single cell lacking a nucleus and containing DNA is a single circular chromosome. It should have a fast rate of kill of micro-organisms. Place 6 test tubes into a rack and fill each with 9ml of 0.9% NaCl solution. If you are redistributing all or part of this book in a print format, Screening of Industrially Important Microorganism magic island poem tone Consult Now Microbiology is the study of living organisms that are not visible to the naked eyes. Your health care provider will insert a special tool called a speculum into your vagina. Answer: 4. The respiratory chain of bacteria is associated with the _____________ 10. c) Enrichment Culture technique D) are harvested during the exponential phase of growth. c. Let the soil particles settle after shaking and then transfer 1ml of the solution into tube 2. b) mycotic infection MCQ on Industrial Microbiology - MCQ Biology.com Clarification: The optimum temperature for the growth of an organism should be above 40C. A. a) True Secondary metabolites A) are essential to microbe function. Biological contaminants occur in the air as aerosols and may include bacteria, fungi, viruses, and pollens. 13. d) Hanging Drop technique 8. a) glycerol residues A. The section contains MCQs on spirochetes, negative rods, cocci, facultatively anaerobic gram, rickettsias and chlamydias, mycoplasmas, positive cocci and positive bacteria. Answer: C a) Styloviridae 8. 11. Isolation of Microorganisms MCQ Questions and Answers What are the cell wall structural components of fungi? c) Enrichment Culture technique a) Cyanobacteria, Fungi and Viruses Which of the following are the growth morphology of the protozoa? Which of the following inhibits DNA replication? d) Multiple fission PDF Laboratory Methodologies for Bacterial Antimicrobial - Woah d) Photosynthetic sulfur bacteria chp 25 microbiology 211 mcq Flashcards | Quizlet Textbook content produced by OpenStax is licensed under a Creative Commons Attribution License . A) True d) Lophotrichous View Answer, 15. d) Eyepiece lens (2) Chemical, physical and biological properties of a product are also determined during secondary screening. View Answer, 33. (4) Attempt to Stain microorganisms. Which of the following method is used for the isolation of mutants? How to avoid the spreading of Microorganisms has been discussed. Which of the following yeast can be used to produce microbial protein? 5. (4) It separates out only a few microorganisms, only a few have commercial value while discards the valueless microorganisms, 14. 4. PDF Official Website of Dr. Shyama Prasad Mukherjee University, Ranchi Now, 1ml of that stock solution is taken and transferred to the 2nd test tube containing 9ml of distilled water. Several microbes are useful to humans in diverse ways like in household products, industrial products, agricultural products, etc. 1. 14. Which is the secondary stage? D) 134 oC for 1 second. Microbes and the human body - Microbiology Society A 24 year old sexually active woman had an infection in the vaginal area with genital discharge while urinating. a) Mesophile Rapid Diagnostic Tests for Infectious Diseases Sulphates are reduced to hydrogen sulphide by _____________________ Mycoplasma pneumoniae is an unusual bacteria with distinctive colonies which are. Microbial Enzyme - an overview | ScienceDirect Topics c) Desulfotomaculum sp. Fermentation Technology Interview Questions and Answers - Sanfoundry b) Auxanographic technique c) Enrichment Culture technique (1) Optimal temperature for growth, (2) Optimal oxygen requirements, (3) Optimal nutritional needs (4) All of the above. Clarification: The prototrophs are the organisms which are capable of synthesizing all the growth requirements by themselves whereas auxotroph is dependent on prototrophs. 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? b) Auxanographic technique c) Lactobacilli However, if environmental contamination can enter the system, pathogens could get in too. A. c) The optimum temperature for the growth of an organism must be above 50C You can also check this one and can share your opinions on Cell Culture Plates Product. chp 25 microbiology 211 mcq. B. This book uses the 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? Which of the following method is useful for the isolation and detection of organisms having the ability to produce growth factors? d) spherical D) exposure. d) Indicator dye technique Which of the following method is not used in isolation and screening of desired microorganisms? What is required for proper isolation of microorganisms? 5. Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? 43) Which of the following methods are the most common and routine culture methods performed in the microbiology lab for the proper isolation and identification of bacteria and fungi? 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. Identify bacteriophage. C. American Type Counter Collection Trophic level in an ecosystem represents. D. Indicator dye technique. A test tube contains 9ml distilled water. 4. Secondary screening should yield the types of information which are needed in order to evaluate the true potential of a microorganisms industrially usage. 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. c) chitin C. perfringens is a spore-forming bacteria, that produce H 2 S and hemolysis on blood agar. Gram negative bacteria take the color of safranin stain and appear pink or red. d) cathode rays What does a viral DNA becomes after being associated with the bacterial chromosome? It will immensely help anyone trying to crack an exam or an interview. d) The organism must be able to grow in an easily available nutrient medium b) Mesophile and psychrophile 1. Screening includes primary screening and secondary screening. A BV test is done in a similar way as a pelvic exam or Pap smear. Our mission is to improve educational access and learning for everyone. b) Study of animals and their family Auxanography technique is employed for detecting microorganisms able to produce__________. The 1st plate is used to isolate and detect prototrophs whereas 2nd plate is used for identification of auxotrophs. Good work practices include, a. smelling and tasting chemicals . Answer: D c) Psychrophile Wastewater treatment - Primary treatment | Britannica Due to the climatic and geographical diversity of Nepal, a wide range of microorganisms with potent source of antimicrobials are available. Clarification: The transfer of a 1ml solution to 9ml d/w is called as serial 10-fold dilution. d) Coliforms PDF Coliform Bacteria and Drinking Water - Washington State Department of 11 junio, 2022. b) Xanthophycophyta Q.1. a) x-rays d) Shortest wavelength of visible light used and an objective with the maximum numerical aperture Prokaryotes are unicellular microorganisms whose cells have no nucleus. Actinomycetes are Gram-positive, facultative anaerobic fungus-like filamentous bacteria which remain on the top of the natural antibiotic producers. . a) Gram-negative organisms Has two nuclei C. Forms cysts D. Has a sucking disc E. Survives well in ordinary water, even when this is hot or contains chlorine or detergents, Flagellate parasite is the cause of vulvovaginitis in women in . a) 1mm in diameter View Answer, 13. The screening is isolation and detection of microorganisms of interest. The Microbiology Society has a vision and mission around which we base our strategy. The normal composition of feces includes all of the following except: A. Bacteria B. Engineering 2023 , FAQs Interview Questions. View Answer, 14. d) mitochondrial membrane Which of the following plate is used to detect and isolate organic acid producers? A routine GTT: is three hours long. c) UV light A 19-year-old male living in a tropical region of India visited the hospital. Chapter 4: Clinical Virology MCQs. d) bacterial infection 11. This set of Fermentation Technology Interview Questions and Answers focuses on Isolation and Screening of Industrially Important Microbes.
