14. b) Fungi Which was the first disease for which a chemotherapeutic agent was used? D. Indicator dye technique. b) Microbacteria c) Psychrophile View Answer, 38. a) Growth Factor producers Clarification: Phenol Red plate is used to detect and isolate organic acid producers. A 19-year-old male living in a tropical region of India visited the hospital. c) fecal streptococci During the test, You will take off your clothes below your waist. You will lie on your back on an exam table, with your feet in stirrups. c) neither aerobic and anaerobic cells a) Algae D. Indicator dye technique.
PDF Question Bank Multiple choice - Virginia Tech (PDF) Mcqs in microbiology | Mohammed Bilal - Academia.edu d) All of the mentioned 8. 4. a) parasitic It is the organization which has the largest department of Research and Development. You will get a gown or sheet as a cover. d) Coliforms c) AIDS Prokaryotes can be found everywhere on our planet, even in the most extreme environments. The section contains questions and answers on diseases caused by staphylococcus, streptococcus, corynebacterium, aerobic and anaerobic gram, viruses containing single and double stranded dna. View Answer, 4. 6. 13. Crowded plate technique is used for screening of____________. d) Lophotrichous 15. Which of the following are the growth morphology of the protozoa? Through primary screening only few or many microorganism that produce a industrially . 9. c) Study of organisms that are not visible to naked eyes is affected by the patient's food intake on the day of testing. For e.g., cellulose producers grow on nutrient medium supplied with cellulose. It should not leave damage and odour. a) Killing all microorganisms. c) Desulfotomaculum sp. b) mycotic infection View Answer, 37.
Isolation of Microorganisms MCQ Questions and Answers A) substrates are added to the system all at once and runs until product is harvested. B) inhibit germination of botulism spores. a) electron beams and magnetic fields 14. 2. Who is considered the "father of Western medicine"? the virus must be able to lyse red blood cells. Biotechnology, the practical application of microorganisms in making products for human use, is a relatively new science, begun since Pasteur's time. 3. Who was the first to observe "animalcules" under the microscope?
Ch. 1 Multiple Choice - Microbiology | OpenStax Which of the following statements about food chain and energy . C) is used to prevent growth of halophiles. 4.0 SECONDARY SCREENING OF MICROORGANISMS . d) Malaria In modern plants the screens are cleaned . B) False, Freezing at below -20 oC will kill most pathogenic food bacteria and inactivate toxins. Place 6 test tubes into a rack and fill each with 9ml of 0.9% NaCl solution. a) Leuconostoc citrovorum Binary fission begins when the DNA of the bacterium divides into two (replicates). Prokaryotes are unicellular microorganisms whose cells have no nucleus. (1) Microbial isolation technique is an attempt to grow microorganisms outside of their natural environment. B) False, Hot foods must be maintained above 60 oC to inhibit microbial growth. Secondary metabolites c) Cyanobacteria Which of the following pulmonary pathogens cannot be easily detected by the gram staining technique when performing a microscopy test? This set of Fermentation Technology Interview Questions and Answers focuses on Isolation and Screening of Industrially Important Microbes. D. Rose Bengal Agar plate. A) True 6. 3.0 4.6 c) Streptococci. a) Rod-shaped b) Comma shaped c) Spiral shaped d) Spherical shaped Answer: a Clarification: The following diagram represents rod-shaped bacteria, magnified 1500X. lack of cell wall. Which of the following morphological characteristics is an important identification characteristic of. Secondary screening helps in detecting really useful microorganisms in fermentation processes, which includes, (1) Detection and isolation of microorganisms that possess potentially interesting industrial application, (3) It helps in providing information regarding the product yield potentials of different isolates. a) changes in the total population a) plasmid a) anaerobic cells 10. 12. D) A and C . c) prophage Which among the following group of microorganisms are found in the ducts of cows mammary glands? Screening includes primary screening and secondary screening. d) Candida milleri D. 6.4 8.0. 5. YB STUDY is an Indias largest Online learning website offers learning for classes 1 to 12 and competitive exams like NEET, JEE, Olympiads, NTSE, KVPY, State boards etc. Chemical preservatives do NOT include d) gene View Answer, 9. You can also download the PDF of Microbiology MCQs by applying below.
Microorganism - Definition, Types, Examples & Quiz - Biology Dictionary B) nutrients are continuously fed into the reactor and the product is siphoned off during the run. It will immensely help anyone trying to crack an exam or an interview. a) Crowded plate technique Each daughter cell is a clone of the parent cell. 4. Gram negative bacteria take the color of safranin stain and appear pink or red. Which of the following method proceeds with 2-plate preparation? However, in a contemporary sense, we associate biotechnology with the direct alteration of an organism's genetics to achieve desirable traits through the process of genetic engineering. How do you isolate microorganisms from the soil? View Answer, 7. a) glycerol residues pH, cations, thymidine or thymine, use of supplemented media). Secondary screening may be qualitative and quantitative in its approach. Blood C. Electrolytes D. Water: 5. b) Treponema pallidum a) The organism must be genetically stable 40) Biochemical tests are a common and conventional laboratory procedure in the differentiation and identification of enteric bacteria. Salting, as a preservative, View Answer, 13. consent of Rice University. Juli 2022 c) rod shaped a) Study of molecules that are visible to human eyes Which among the following are microaerophilic bacteria? What is required for proper isolation of microorganisms? It is used to reduce the dense culture of cells to usable concentration. 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. It is further followed by secondary screening, to check the capabilities and gain information about these organisms. These extracellular enzymes break up the giant molecules of the substrate into smaller ones that can feed the microorganisms. View Answer, 21. c) Pour-plate and spread plate Full-form of ATCC is _________ c) magnetic fields Which part of the compound microscope helps in gathering and focusing light rays on the specimen to be viewed? All of the above. Answer: D c) Mumps Secondary screening helps in detecting really useful microorganisms in fermentation processes, which includes b) Auxanographic technique View Answer, 10. c) Mycobacterium tuberculosis View Answer, 2. Who is known as the father of Microbiology? The process is repeated several times until the requirement is met. The organism must be genetically stable Includes common viruses, bacteria, and parasites 1,2: Stool sample: Sensitive, certain positive results may be unrelated to active infection. However, if environmental contamination can enter the system, pathogens could get in too. 5. A) True 4. d) Eyepiece lens View Answer, 18. Which of the following yeast can be used to produce microbial protein? Chapter 4: Clinical Virology MCQs. 30 seconds. It is the zone where only the growth of a particular colony is observed whereas rest all colonies get degraded by antibiotics. View Answer, 6. c) Binary fission 2. d. using damaged equipment and glassware. View Answer, 15. Which shape of bacteria has been represented in the following diagram? C) 72 oC for 15 seconds. 3. Which of the following is NOT a criterion for the choice of an organism?
Coliform Bacteria in Drinking Water - Washington State Department of Health PDF Official Website of Dr. Shyama Prasad Mukherjee University, Ranchi b) Jenner View Answer, 49. The objective of this study was to isolate, identify, and screen the potential antimicrobial-producing . 3. Q. Bacterial endospores are more resistant to antimicrobial control methods than all other microbial forms. c) American Type Counter Collection Tyrocidines are more effective against ___________________ View Answer, 14. b) light waves Which of the following dye is colourless at acidic pH and becomes red at basic pH? Antibiotic producing microorganisms can be detected by the method__________, 5. View Answer, 32. Bacterial cells grown in a medium exposed to high osmotic pressure, changes shape from rod-shaped to __________ shaped. Which of the following is the standard resource for identifying bacteria? b) True Cystic fibrosis is an inherited disease, infection in the lungs and digestive system. It should be active and stable and environmentally safe. A) True Which of the following inhibits DNA replication? Which of the following are present in teichoic acids? (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. B. Auxanographic technique It is colourless at pH 8.0 and becomes red at pH above 10.0. For this dilution, it may be said that the solution was diluted _______ They block floating debris such as wood, rags, and other bulky objects that could clog pipes or pumps. d) hydrophobic barrier and site of generation of protonmotive force The greatest resolution in light microscopy can be obtained with ___________ Rickettsia species are carried by. The bacterium Staphylococcus aureus is which type of bacteria? The colour of plate changes from red to yellow in the zone of organisms producing organic acid. It is a non-profit organization and a key resource for medical research. a) Regeneration B. d) All of the mentioned The section contains MCQs on phages structure and morphology, bacterial viruses replication, lysogeny and lytic. OpenStax is part of Rice University, which is a 501(c)(3) nonprofit.
250+ TOP MCQs on Microbes and Answers 2023 - FAQs Interview Questions c) Spirochetes View Answer, 27. Protozoa that eat other organisms are known as _______________ a) cytoplasmic membrane d) 6.4 8.0 Microorganism Definition. View Answer, 14. Our Environment Class 10 MCQ Question 6. A. Fecal occult blood B. Wash your hands with soap and water for at least 20 seconds. C) alcohol. Has three to five flagella at the posterior end B. Microbial enzyme production concentrates on simple hydrolytic enzymes (proteases, amylases, pectinases) that degrade natural polymers such as proteins, starches, or pectin. Fecal coliform bacteria are a subgroup of total coliform bacteria. Bacterial cell grown on hydrocarbon wastes from the petroleum industry are a source of _____________ b) Auxanographic technique Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced . View Answer, 41. Who is considered the father of Western medicine? 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. b) Biological assay d) Indicator dye technique A microorganism is a living thing that is too small to be seen with the naked eye.
Microorganisms - Groups, Characteristics, Importance and Uses - VEDANTU 9. A) production of alcoholic beverages by microorganisms. Answer: C 25. a)Microaerophilic. A) heat below 100 oC. View Answer, 26. a) Treponema 4.1: Prokaryote Habitats, Relationships, and Microbiomes. b) Monotrichous d) mitochondrial membrane b) Longest wavelength of visible light used c) beta-glucosidase Report an issue. C. 5 8 Defined media are prepared by adding precise amounts of highly purified inorganic or organic chemicals to distilled water. 3. 2. B) sulfites. c) Chemical assay Screens are made of long, closely spaced, narrow metal bars.
Screening of Microorganisms MCQ with Answers - YB Study b) 0.5 to 1.0 micrometer in diameter d) Indicator dye technique
Screening of Industrially Important Microorganism - MCQ Questions 4. Full-form of ATCC is _________ Entrepreneurship Development MCQ with Answers, MHT CET Chapterwise Questions Pdf free Download. What does a viral DNA becomes after being associated with the bacterial chromosome? b. not washing hands before and after lab . Crowded plate technique Clarification: The Antibiotic producers show the zone of inhibition. c) Microviridae citation tool such as, Authors: Nina Parker, Mark Schneegurt, Anh-Hue Thi Tu, Philip Lister, Brian M. Forster. View Answer, 3. The prototrophs are the organisms which are not capable of synthesizing all growth requirements for themselves. Some strains, however, can cause illness. View Answer, 42.
C. Enrichment Culture technique c) Gram-negative bacteria are not subject to the Creative Commons license and may not be reproduced without the prior and express written View Answer, 10. 11. A. Clarification: Hanging drop technique is used for motility testing of bacteria. False. Clarification: The question mark in the following figure represents flagella of a rod-shaped bacterium. MCQ Questions for Class 8 Science: Ch 2 Microorganisms: Friend and Foe. What are the cell wall structural components of fungi? 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. 31) Name the bacteria of the Enterobacteriaceae family that have the following characteristics? The 1st plate is used to isolate and detect prototrophs whereas 2nd plate is used for identification of auxotrophs.
MCQ Questions for Class 8 Science: Ch 2 Microorganisms: Friend and Foe B. Auxanographic technique 15. b) Antibiotic producers The screening is isolation and detection of microorganisms of interest. It belongs to the phthalein family that is employed as an acid-base indicator. Which of the following shows the zone of inhibition when a particular organism is grown on a Petri plate? 7. It should have a fast rate of kill of micro-organisms. 1. . Crowded plate technique Potato Dextrose Agar plate d) Multiple fission A) radiation. b) irregular d) Physical assay 9. b) Streak-plate A food chain comprising birds, green plants, fish and man. Chapter 3: Classification of Viruses MCQs. Pathogen testing is continuously performed throughout the production .
250+ MCQs on Isolation and Screening of Industrially Important Microbes b) an increase in number of cells Crowded plate technique Microscopic examination and culture of the sputum sample revealed gram-positive cocci that appear in chains. 8. (1) Optimal temperature for growth, (2) Optimal oxygen requirements, (3) Optimal nutritional needs (4) All of the above. View Answer, 25. b) Acanthopeltis (1) Its a process for the detection and isolation of microorganisms of our interest. Clarification: ATCC stands for American Type Culture Collection. All Rights Reserved. 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, Some examples of rod-shaped bacteria include Lactobacillus, Morganella, Bacillus anthracis, Klebsiella . Full-form of ATCC is _________. b) vitamins a) Phenol red plate
Gram Staining - StatPearls - NCBI Bookshelf Phagocytosis (article) | Foundation 2: Cells | Khan Academy b) Auxanographic technique 1. chp 25 microbiology 211 mcq. Industrial microbiologists use "tricks" to increase the amount of chosen end product; this may include What is the name of the procedure performed under sterile conditions to eliminate 6. Our 1000+ MCQs focus on all topics of the Microbiology subject, covering 100+ topics. A sputum sample was taken for the lab diagnosis for the isolation and identification of the microorganism. other viruses are too dangerous to work with in a clinical lab setting. 1.
screening of microorganisms includes mcq - faktru.news Ch. 20 Multiple Choice - Microbiology | OpenStax [2] The term for organisms that retain the . C. Enrichment Culture technique
Microbial Enzyme - an overview | ScienceDirect Topics It is 50,000X magnified image of a bacterium. A 70 year old male visited a clinic with chronic cough, chest pain, fever, chills, and weakness. _______ are the agents that act as carriers of a pathogen and spread diseases. Which scientist proposed adding a kingdom for protists? (1) It is useful in sorting microorganisms that have real commercial value. 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? d) Cristispira
MCQ on Industrial Microbiology - MCQ Biology.com 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. Definition: true bacteria; bacteria excluding the archaea.
Screening of Microorganisms: Primary and Secondary Techniques Sanfoundry Global Education & Learning Series Fermentation Technology. A) True A) True Which among the following is a pathogenic algae for humans? Allow discarding of many valueless microbes. View Answer, 43. The section contains MCQs on microorganisms, industry, industrial uses of bacteria, molds and yeasts, genotypic changes, bacterial recombination and conjugation, bacterial transduction and transformation. 10. The well-isolated colonies are antibiotic producers with the zone of inhibition. View Answer, 33. Performance and sterility testing of media lots should also be determined and 1. The section contains multiple choice questions and answers on nutritional requirements, bacteriological media and physical conditions growth. d) Photosynthetic sulfur bacteria View Answer, 23. 1. Answer: 1. a) Crowded plate technique c) 2mm in diameter A routine GTT: is three hours long. C. MacConkeys Agar plate B. Auxanographic technique (4) Attempt to Stain microorganisms. Which isolation technique is most effective? 7. a) S mallpox d) appendaged bacteria Question 6. 2. c) parasitic infection Which of the following method proceeds with 2-plate preparation? View Answer, 2. Which of the following shows the zone of inhibition when a particular organism is grown on a Petri plate? A.
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