A test tube contains 9ml distilled water. It is the organization which has the largest department of Research and Development. The science of using living systems to benefit humankind is called biotechnology.Technically speaking, the domestication of plants and animals through farming and breeding practices is a type of biotechnology. What is the pH range of Bromophenol blue? Secondary screening helps in detecting really useful microorganisms in fermentation processes, which includes d) Multiple fission lauren conrad and stephen colletti /; 2. 10. View Answer, 18. View Answer, 20. View Answer, 22. 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. 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. It should be active and stable and environmentally safe. B) False, Mass-produced microbial cells can be used as livestock feed. Some of the frequently asked exam questions are as follows:-. Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? Which of the following method is not used in isolation and screening of desired microorganisms? b) Jenner 14. C) use of microbes in sewage and pollution control. c) Enrichment Culture technique d) cellulase Screens are made of long, closely spaced, narrow metal bars. determined to obtain accurate susceptibility results. Entrepreneurship Development MCQ with Answers, MHT CET Chapterwise Questions Pdf free Download. 6. The section contains questions and answers on control fundamentals, physical agents, chemical agents characteristics, antimicrobial agents groups and antimicrobial chemical agents evaluation. View Answer, 12. View Answer, 21. Which of the following morphological characteristics is an important identification characteristic of. d) Lophotrichous Some examples of rod-shaped bacteria include Lactobacillus, Morganella, Bacillus anthracis, Klebsiella . Secondary screening should yield the types of information which are needed in order to evaluate the true potential of a microorganisms industrially usage. membranes of microorganisms. This set of Fermentation Technology Interview Questions and Answers focuses on Isolation and Screening of Industrially Important Microbes. 1. Clarification: Hanging drop technique is used for motility testing of bacteria. View Answer, 3. View Answer, 30. a) cellulose dehydrogenase View Answer, 47. c) holozoic Answer: B d) Cristispira Which of the following pulmonary pathogens cannot be easily detected by the gram staining technique when performing a microscopy test? c) chitin c) Enrichment Culture technique 4. B) 62.3oC for 30 minutes. d) All of the mentioned 4. Who proposed that swamps might harbor tiny, disease-causing animals too small to see? The microorganisms are chosen based on the rest three criteria. Adenoviruses cause _________a) Respiratory infectionsb) Gastric problemsc) Intestinal perforationd) Heart attackAnswer: a c) Microviridae B. Auxanographic technique c) Gram-negative bacteria The 1st plate is used to isolate and detect prototrophs whereas 2nd plate is used for identification of auxotrophs. d) both aerobic and anaerobic cells Which of the following foods is NOT made by fermentation? In an ecosystem, herbivores represent. a) DNA polymerase III Which of the following shows the zone of inhibition when a particular organism is grown on a Petri plate? The following diagram shows an adenovirus: ---- >> Below are the Related Posts of Above Questions :::------>>[MOST IMPORTANT]<, Your email address will not be published. Which isolation technique is most commonly used for colony isolation in the laboratory? 9. c) Spirillum volutans They are mainly of two types: Primary and Secondary Screening Primary Screening : The effective screening must in one or few steps which allow the discarding of many valueless microorganisms, while at the . d) Rose Bengal Agar plate c) Streptococci. Several types of cells of the immune system perform phagocytosis, such as neutrophils, macrophages, dendritic cells, and B lymphocytes. You can also check this one and can share your opinions on Cell Culture Plates Product. True B. A. Allow discarding of many valueless microbes. Full-form of ATCC is _________. d) The organism must be able to grow in an easily available nutrient medium (1) Optimal temperature for growth, (2) Optimal oxygen requirements, (3) Optimal nutritional needs (4) All of the above. Our Environment Class 10 MCQ Question 6. b) Advanced treatment b) Auxanographic technique Acridine orange is which type of mutagen? Due to the climatic and geographical diversity of Nepal, a wide range of microorganisms with potent source of antimicrobials are available. a) changes in the total population C. Enrichment Culture technique 1. The growth factor-like amino acids, vitamins promotes the growth of auxotrophic mutants. 4. Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? These particles may consist of a single, unattached organism or may occur in the form of clumps composed of a number of . Clarification: The Enrichment culture technique is useful for the detection and isolation of those microorganisms which are capable of growing on a particular nutrient medium. Crowded plate technique D. Indicator dye technique. You will get a gown or sheet as a cover. How do you isolate microorganisms from the soil? The section contains questions and answers on cell division modes, bacteria growth cycle and quantitative measurement. a) True Prokaryotes are very flexible metabolically, so they are able to adjust their feeding to the available natural resources. b) Streak-plate Prokaryotes can be found everywhere on our planet, even in the most extreme environments. b) Magnifying lens 31) Name the bacteria of the Enterobacteriaceae family that have the following characteristics? Which of the following method is not used in isolation and screening of desired microorganisms? Mycoplasma pneumoniae is an unusual bacteria which has distinctive characteristics, such as. 11 junio, 2022. lack of cell wall. Q.1. View Answer. (1) Screen organic acid-producing microbes. c) Spirochaeta Required fields are marked *. 1. B) False, Pasteurization is used to sterilize milk. 3. Who was the first to observe "animalcules" under the microscope? Identification of bacteria by biochemical tests. c) Mumps View Answer, 50. 5. It is further followed by secondary screening, to check the capabilities and gain information about these organisms. 1. It is the zone where only the growth of a particular colony is observed whereas rest all colonies get degraded by antibiotics. 6. Yeast cells are good source of. c) Secondary treatment Complex media are prepared using digests of microbial, animal, or . b) Atrichous bacteria. microscopic with a fried egg shape. Which of the following shows the zone of inhibition when a particular organism is grown on a Petri plate? 7. b. Litmus milk test: When bacteria is grown in this medium, there may be the production of acids or alkali or even no change in pH. The prototrophs are the organisms which are not capable of synthesizing all growth requirements for themselves. Chapter 3: Classification of Viruses MCQs. Which of the following are important primary screening techniques? This quiz is designed to help you assess how well you have learned the content of this lesson. C. Enrichment Culture technique D) all of the above. d) cathode rays It should not leave damage and odour. View Answer, 14. A) heat below 100 oC. A) fermentation, downstream processing, removal of waste, inoculation. A) substrates are added to the system all at once and runs until product is harvested. 1g of soil is added to that test tube and the soil is allowed to settle down. The section contains MCQs on microorganisms, industry, industrial uses of bacteria, molds and yeasts, genotypic changes, bacterial recombination and conjugation, bacterial transduction and transformation. Besides macroscopic plants and animals, microbes are the major components of biological systems on this earth. The "flash method" or "high temperature short time" method exposes fluids to Here are 1000 MCQs on Microbiology (Chapterwise), The Characterization, Classification and Identification of Microorganisms, The Microscopic Examination of Microorganisms, The Morphology and Fine Structure of Bacteria, Pure Cultures and Cultural Characteristics, Microbial Metabolism : Utilization of Energy and Biosynthesis, The Control of Microorganisms by Physical & Chemical Agents, Antibiotics and Other Chemotherapeutic Agents, Microbiology of Soil & Aquatic Microbiology, Microbiology of Domestic Water and Wastewater, Microbiology of Food, Industrial Microbiology & Bacterial Genetics, Microbial Flora of the Healthy Human Host, Host-Microbe Interactions : The Process of Infection, Microbial Agents of Disease : Bacteria & Viruses, Microbial Agents of Disease : Fungi and Protozoa, Microbiology MCQ: Major Characteristics of Microorganisms, Microbiology MCQ: Microbial Classification, Microbiology MCQ: 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View Answer, 34. The following diagram represents ____________a) Plate with wormsb) Colonies of bacteria on a petri dishc) Onion root cells on a plated) Cheek cellsAnswer: bClarification: The following diagram represents colonies of bacteria on a petri dish. Secondary screening may be qualitative and quantitative in its approach. The normal brown color of the feces is produced by: A. Cellulose B. Pancreatic enzyme 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. The organism must be able to produce a high yield of product 7. B. Auxanographic technique Which among the following group of microorganisms are found in the ducts of cows mammary glands? Prokaryotes are unicellular microorganisms whose cells have no nucleus. Microbiology is the study of living organisms that are not visible to the naked eyes. 2. Fecal coliform bacteria are a subgroup of total coliform bacteria. Clarification: ATCC stands for American Type Culture Collection. Indeed, until Anton von Leeuwenhoek invented . The act of phagocytizing pathogenic or foreign particles allows cells of the immune system to know what they are fighting against. 10. This will help you to prepare for exams, contests, online tests, quizzes, viva-voce, interviews, and certifications. Universal aseptic techniques includes, Except a) Gown b) Mask c) Cough Etiquettes d) Hand washing answer-D 4. Microscopic examination and culture of the sputum sample revealed gram-positive cocci that appear in chains. b) Longest wavelength of visible light used You will lie on your back on an exam table, with your feet in stirrups. b) hexokinase The section contains MCQs on size, shape and arrangement of bacterial cells, cell wall, structures external and internal to the cell wall. D) prevent mold. The lesson covers the complete explanation of class 8 Chapter 2 Microorganisms.Topics covered are Introduction to Micro-organisms and microbiology, different types of Micro-organisms, Useful and Harmful Micro-organisms. a) S mallpox C) sugar. Rhizobium bacteria. d) gene Which of the following is NOT a domain in Woese and Foxs phylogenetic tree? c) Saccharomyces cerevisiae b) Auxanographic technique b) Streptococcus lactis D) all of the above. d) Coxiella burnetii 2011-2023 Sanfoundry. 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. 2-fold. 15. (4) It separates out only a few microorganisms, only a few have commercial value while discards the valueless microorganisms, 14. Self-Assessment Quiz. 9. A) production of alcoholic beverages by microorganisms. a) phospholipids D. Indicator dye technique. Growth of bacteria or microorganisms refer to __________________ C. Enrichment Culture technique 9. b) light waves Study with Quizlet and memorize flashcards containing terms like Which of the following is true about the trichomonas vaginalis? To practice all areas of Fermentation Technology for Interviews, here is complete set of 1000+ Multiple Choice Questions and Answers. 1. c) Enrichment Culture technique Microbes can live in highly acidic as well as an alkaline medium. 9. What is high throughput screening used for? C) alcohol. Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced . a) 1mm in diameter A) True c) 2mm in diameter Easy detection of the small percentage of useful microorganism. For e.g., cellulose producers grow on nutrient medium supplied with cellulose. d) Primary treatment Cryptococcosis is a disease of ________________ Which of the following method is useful for isolation and detection of organisms having the ability to produce growth factors? 6. b) The organism must be able to produce a high yield of product D. Indicator dye technique. Which of the following plate is used to detect and isolate organic acid producers? 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. It is used to reduce the dense culture of cells to usable concentration. 100-fold A. a) chemical compounds As primary screening allows the detection and isolation of microorganisms which posses, potentially interesting industrial applications. The reason they are called microorganisms is that you can only see them when you use a microscope. a. Streptococcus pyogens b. d) 2 micrometer in diameter requires five blood samples . ticks and fleas. c) American Type Counter Collection Which of the following method can be used to determine the number of bacteria quantitatively?
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