screening of microorganisms includes mcq11 Mar screening of microorganisms includes mcq
b) mycotic infection B. Ans: The steps adopted in a typical sewage treatment plant are as given below: ADVERTISEMENTS: This reduces the cooling costs in large scale fermenters. View Answer. 4. B. d) glucose residues Answer: D a) Styloviridae are not subject to the Creative Commons license and may not be reproduced without the prior and express written D. The organism must be able to grow in an easily available nutrient medium. Primary treatment removes material that will either float or readily settle out by gravity. The microbes play a major role in nutrient cycling, decomposition, food spoilage, control and cause of diseases and biotechnology. c. Let the soil particles settle after shaking and then transfer 1ml of the solution into tube 2. Which of the following method is not used in isolation and screening of desired microorganisms? 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. Clarification: Auxanographic technique proceeds with 2-plate preparation. 10. c) MacConkeys Agar plate d) appendaged bacteria Clarification: Hanging drop technique is used for motility testing of bacteria. a) Phenol red plate a) electron beams and magnetic fields c) UV light and you must attribute OpenStax. 8. (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. b) vitamins Which of the following dye is colourless at acidic pH and becomes red at basic pH? Which of the following method is not used in isolation and screening of desired microorganisms? D. Indicator dye technique. d) Pedoviridae View Answer, 9. 6. a) Nitrospina gracilis Sulphates are reduced to hydrogen sulphide by _____________________ A) substrates are added to the system all at once and runs until product is harvested. 1. Question 6. Microbes like bacteria and many fungi can be grown on nutritive media to form colonies, that can be seen with naked eyes. It is colourless at pH 8.0 and becomes red at pH above 10.0. Crowded plate technique 7. Which of the following method can be used to determine the number of bacteria quantitatively? b) Microbacteria (1) Its a process for the detection and isolation of microorganisms of our interest. Who proposed that swamps might harbor tiny, disease-causing animals too small to see? b) Killing pathogenic microorganisms c) Killing spores d) None of these answer-A 3. c) Streptococcus thermophilus The section contains multiple choice questions and answers on morphology, reproduction, physiology and fungi cultivation, fungi classification and special interest. Identify bacteriophage. 1999-2023, Rice University. uses 50 grams of glucose in a 500ml solution. Primary screening of organic acids or amines producing organisms is done by__________, (2) Dye such as neutral red or bromothymol blue is used. Crowded plate technique Which of the following method is used for the isolation of mutants? A) radiation. 11. It is the organization which has the largest department of Research and Development. a) Eremothecium ashbyi a) Study of molecules that are visible to human eyes It includes the physical processes of screening, comminution, grit removal, and sedimentation. a) Watson c) 2mm in diameter Label these plates 1/10 3 through 1/10 6. 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. c) Bacillus thuringiensis When examined he said the cough first started about a month ago, he said no other symptoms appeared in the first week, he complained about the loss of appetite due to which he lost some of his body weight. B. A. Which of the following shows the zone of inhibition when a particular organism is grown on a Petri plate? a) Crowded plate technique Which of the following method is useful for detection and isolation of those microorganisms which are capable of growing on a particular nutrient medium? b) Syphilis Which of the following media is used for screening amylase? a) Crowded plate technique 2. Has three to five flagella at the posterior end B. b. b) 8.0 10.0 C) new batches of microorganisms are screened for increased yield. 1. C) alcohol. 7. Besides macroscopic plants and animals, microbes are the major components of biological systems on this earth. True. b) aerobic cells Which part of the compound microscope helps in gathering and focusing light rays on the specimen to be viewed? 2. View Answer, 45. All microbes are harmful to humankind.a) Trueb) FalseAnswer: bClarification: Although microbes cause a large number of diseases in human beings, various animals and plants, but not all microbes are harmful. ---- >> Below are the Related Posts of Above Questions :::------>>[MOST IMPORTANT]<. Urinary tract infection was suspected, urine sample and swab specimen were taken and cultured on suitable agar media, a microscopic examination was performed. Phagocytosis is a critical part of the immune system. View Answer, 50. c) The optimum temperature for the growth of an organism must be above 50C Glycosylated hemoglobin: causes sickle cell anemia. Which among the following is a pathogenic algae for humans? 7. The screening is isolation and detection of microorganisms of interest. a) Alcoholic beverages c) hydrophobic barrier 1g of soil is added to that test tube and the soil is allowed to settle down. b) hexokinase A) True 40) Biochemical tests are a common and conventional laboratory procedure in the differentiation and identification of enteric bacteria. This will help you to prepare for exams, contests, online tests, quizzes, viva-voce, interviews, and certifications. Chemical preservatives do NOT include View Answer, 35. Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? b) below 1 percent (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. 5. Answer: 4. It should be active and stable and environmentally safe. 2. D) removal of waste, inoculation, fermentation, downstream processing. View Answer, 12. d) Mycoplasmas Best method of sterilization at commercial level is a) Hot air oven b) Autoclaving c) Radiation d) Sun light answer-C 5. Answer: B 3. Mycobacteria f"u001e MCQs IN MICROBIOLOGY 13. pH required for the growth of bacteria is 22. Answer: D These extracellular enzymes break up the giant molecules of the substrate into smaller ones that can feed the microorganisms. b) Auxanographic technique View Answer, 24. Fermentation Technology Questions on Isolation and Screening of Industrially Important Microbes. For e.g., cellulose producers grow on nutrient medium supplied with cellulose. It is used to reduce the dense culture of cells to usable concentration. As primary screening allows the detection and isolation of microorganisms which posses, potentially interesting industrial applications. b) The organism must be able to produce a high yield of product. View Answer, 27. 37) Which of the following is the selective media used for the cultivation and isolation of. D. Indicator dye technique. Crowded plate technique is used for screening of____________. c) American Type Counter Collection b) RNA polymerase a) Leuconostoc citrovorum B. Auxanographic technique Q. Q.1: Screening of microorganisms includes . 8. microscopic with a fried egg shape. Types of pathogens include specific bacteria strains, viruses, fungi, or parasites that can cause illness in its host. d) Multiple fission a) Crowded plate technique Growth Factor producers Which of the following method is not used in isolation and screening of desired microorganisms? MCQ Questions for Class 8 Science: Ch 2 Microorganisms: Friend and Foe. A test tube contains 9ml distilled water. Which of the following plate is used to detect and isolate organic acid producers? Home Fermentation Technology Objective Questions 250+ MCQs on Isolation and Screening of Industrially Important Microbes and Answers. You can also prevent infections through: Hand-washing. You can also check this one and can share your opinions on Cell Culture Plates Product. The section contains MCQs on diseases caused by fungi and protozoa, therapeutic drugs for fungal treatment and protozoan diseases. 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? c) Pour-plate and spread plate a) Edwin John Butler b) coliforms Clarification: The Crowded Plate Technique is used for the detection and isolation of the organisms which are antibiotic producers. d) Primary treatment b) False A. B. Which was the first disease for which a chemotherapeutic agent was used? What is the approximate size of the bacterial cell? Our mission is to improve educational access and learning for everyone. Which one of the following organisms is least likely to cause this illness? 3. Bacteria or other organisms used in AST testing should be from a fresh culture, ii) the composition and preparation of the agar and broth media used (e.g. B) heat. C) are products that require additional processing before they can be packaged. b) Antibiotic producers The organism must be genetically stable The section contains questions and answers on cell division modes, bacteria growth cycle and quantitative measurement. 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. a) Leuconostoc mesenteroides b) Automatic Type Counter & Classifier If you would like to learn "Microbiology" thoroughly, you should attempt to work on the complete set of 1000+ MCQs - multiple choice questions and answers mentioned above. A. c) Peritrichous B. Thymol blue a) viruses A. a) above 1 percent Which of the following method is useful for the isolation and detection of organisms having the ability to produce growth factors? 3. The objective of this study was to isolate, identify, and screen the potential antimicrobial-producing . MCQ.8): In which of the following bacterial condition, fimbriae helps the bacteria to stick to the mucous membrane of the host? d) 6.4 8.0 d) Indicator dye technique d) an increase in the mass of an individual organism d) All of the mentioned 1215, 1216 137, 1217 Particles in a biological aerosol usually vary in size from <1 m to 50 m. c) Psychrophile 6. Clarification: The optimum temperature for the growth of an organism should be above 40C. Universal aseptic techniques includes, Except a) Gown b) Mask c) Cough Etiquettes d) Hand washing answer-D 4. Candidiasis is a fungal infection, skin infection, and mouth or vaginal infection that can occur due to the overgrowth of the fungus. d) Thermophile Primary methods to prevent food spoilage do NOT include d) Lactobacillus acidophilus Engineering 2023 , FAQs Interview Questions. The section contains questions and answers on diseases caused by staphylococcus, streptococcus, corynebacterium, aerobic and anaerobic gram, viruses containing single and double stranded dna. Home Class 12 Biology Objective Questions 250+ TOP MCQs on Microbes and Answers. c) Desulfotomaculum sp. 30 seconds. Which among the following group of microorganisms are found in the ducts of cows mammary glands? A) are essential to microbe function. A 7 year old girl developed a sore throat and fever for 2 days. 6. Defined media are prepared by adding precise amounts of highly purified inorganic or organic chemicals to distilled water. 7. B. Auxanographic technique Which of the following is the primary screening method? View Answer, 5. Which among the following are microaerophilic bacteria? In modern plants the screens are cleaned . (4) Attempt to Stain microorganisms. Which of the following is used in electron microscope? 1g of soil is added to that test tube and the soil is allowed to settle down. Microbiology Question Bank PDF book covers problem solving exam tests from microbiology textbook and practical book's chapters as: Chapter 1: Basic Mycology MCQs. View Answer, 7. View Answer, 21. Clarification: ATCC stands for American Type Culture Collection. Official Website of Dr. Shyama Prasad Mukherjee University, Ranchi . Secondary screening should yield the types of information which are needed in order to evaluate the true potential of a microorganisms industrially usage. A) True 9. 2. c) Microviridae C. The optimum temperature for the growth of an organism must be above 50C d) Prototheca Which of the following method is useful for isolation and detection of organisms having the ability to produce organic acids? coliform bacteria in drinking water, the source is probably environmental and fecal contamination is unlikely. Genetic engineering is also used to improve the biodegradation . c) Saccharomyces cerevisiae Some examples of rod-shaped bacteria include Lactobacillus, Morganella, Bacillus anthracis, Klebsiella pneumoniae. a) Lactobacillus b) Rhodospirillum 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. d) Indicator dye technique Cryptococcosis is a disease of ________________ d) Candida milleri Which of the following morphological characteristics is an important identification characteristic of. Incorporation of CaCO3 in medium is also used to__________. Want to cite, share, or modify this book? 6. View Answer, 4. a) Algae Microbial enzyme production concentrates on simple hydrolytic enzymes (proteases, amylases, pectinases) that degrade natural polymers such as proteins, starches, or pectin. Some of the frequently asked exam questions are as follows:-. View Answer, 11. c) DNA polymerase I 25. a)Microaerophilic. a) Bacillariophycophyta The act of phagocytizing pathogenic or foreign particles allows cells of the immune system to know what they are fighting against. c) Study of organisms that are not visible to naked eyes Sanfoundry Global Education & Learning Series Fermentation Technology. d) chitin, cellulose, or hemicellulose Now that you have read Lesson 5 and have completed the exercises, you should be ready to take the self-assessment quiz. 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. a) Growth Factor producers Which of the following is the example of encapsulated gram-positive bacteria? 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. 5. b) Advanced treatment C) 72 oC for 15 seconds. 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? c) Spirochetes a) Shortest wavelength of visible light used What does a viral DNA becomes after being associated with the bacterial chromosome? a) parasitic What is the fecal test that requires a 3-day specimen? Gram negative bacteria take the color of safranin stain and appear pink or red. B) sulfites. c) Spirochaeta includes 6 urine samples. Now, 1ml of that stock solution is taken and transferred to the 2nd test tube containing 9ml of distilled water. Which of the following is the most accurate method for microbial assay of antibiotics? b) Candida utilis View Answer, 17. D) A and C . For this dilution, it may be said that the solution was diluted _______ In the following diagram, what does the question mark represent?a) Ciliab) Flagellac) Haird) PseudopodiaAnswer: b 14. View Answer, 29. d) Rose Bengal Agar plate Which of the following is a family of lambda phage viruses? Which of the following metabolic characteristic is a distinguishing characteristic and identification of colonies of. Phosphorus is essential component of __________ View Answer, 8. What is required for proper isolation of microorganisms? b) 10-fold The principal microorganism for yogurt is ______________________ c) Enrichment Culture technique The section contains multiple choice questions and answers on bioenergetics principles, energy production by photosynthesis, anaerobic and aerobic processes. In this process desired microorganism is generally isolated from a natural environment like soil, which . Which of the following are the growth morphology of the protozoa? Answer: 1. a) Crowded plate technique 6. View Answer, 34. 5. d) All of the mentioned c) holozoic _______ are the agents that act as carriers of a pathogen and spread diseases. c) carbohydrates (4) It separates out only a few microorganisms, only a few have commercial value while discards the valueless microorganisms, 14. b) Ferdinand Cohn Which among the following is not an ammonia-oxidizing bacteria? Lung infection was suspected, and a chest X-ray was performed which showed infection in both lungs. Trophic level in an ecosystem represents. c) Objective lens a) False 10. c) 1000-fold B) plasmolyzes bacteria and fungi. Which of the following is a type of fungal microorganism? b) Fungi It is the zone where only the growth of a particular colony is observed whereas rest all colonies get degraded by antibiotics. Full-form of ATCC is _________ 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: Transmission Electron Microscope and Scanning Electron Microscope, Microbiology MCQ: The Size, Shape and Arrangement of Bacterial Cells, Microbiology MCQ: Structures External to the Cell Wall, Microbiology MCQ: Structures Internal to the Cell Wall, Microbiology MCQ: Nutritional Requirements, Microbiology MCQ: Physical Conditions Required for Growth, Microbiology MCQ: Reproduction Modes of Cell Division, Microbiology MCQ: Growth Cycle of Bacteria, Microbiology MCQ: Quantitative Measurement of Bacterial Growth, Microbiology MCQ: Cultural Characteristics, Microbiology MCQ: Some Principles of Bioenergetics, Microbiology MCQ: Energy Production by Anaerobic Processes, Microbiology MCQ: Energy Production by Aerobic Processes, Microbiology MCQ: Energy Production by Photosynthesis, Microbiology MCQ: Utilization of Energy in Nonbiosynthetic Processes, Microbiology MCQ: Utilization of Energy in Biosynthetic Processes, Microbiology MCQ: The Biosynthesis of Deoxyribonucleic Acid, Microbiology MCQ: Transcription and Translation of Genetic Information, Microbiology MCQ: The Process of Protein Synthesis, Microbiology MCQ: Aerobic Gram Negative Rods and Cocci, Microbiology MCQ: Facultatively Anaerobic Gram Negative Rods, Microbiology MCQ: Anaerobic Gram-Negative Straight, Curved and Helical Rods, Microbiology MCQ: The Rickettsias and Chlamydias, Microbiology MCQ: Endospore Forming Gram Positive Bacteria, Microbiology MCQ: Nonspore Forming Gram Positive Bacteria, Microbiology MCQ: Physiology and Cultivation of Fungi, Microbiology MCQ: Classification of Fungi, Microbiology MCQ: Some Fungi of Special Interest, Microbiology MCQ: The Biological and Economic Importance of Algae, Microbiology MCQ: Characteristics of Algae, Microbiology MCQ: Classification of Algae, Microbiology MCQ: Ecology and Importance of Protozoa, Microbiology MCQ: Reproduction of Protozoa, Microbiology MCQ: Characteristics of Some Major Groups of Protozoa, Microbiology MCQ: Morphology and Structure of Phages, Microbiology MCQ: Replication of Bacterial Viruses, Microbiology MCQ: Viruses and Vaccination, Microbiology MCQ: Structure and Composition, Microbiology MCQ: Classification of Viruses, Microbiology MCQ: Virus Infection and Fatal Diseases Associated with Viruses in Animals, Microbiology MCQ: Fundamentals of Control, Microbiology MCQ: Characteristics and Definition of Chemical Agents, Microbiology MCQ: Major Groups of Antimicrobial Agents, Microbiology MCQ: Evaluation of Antimicrobial Chemical Agents, Microbiology MCQ: Historical Highlights of Chemotherapy, Microbiology MCQ: Antibiotics and their Mode of Action, Microbiology MCQ: Microbiological Assay of Antibiotics, Antifungal, Antiviral and Antitumour Antibiotics, Microbiology MCQ: Interactions Among Soil Microorganisms, Microbiology MCQ: The Carbon Cycle & Sulphur Cycle, Microbiology MCQ: The Aquatic Environment, Microbiology MCQ: Distribution and Techniques for the Study of Aquatic Microorganisms, Microbiology MCQ: Productivity of Aquatic Microorganisms, Microbiology MCQ: Determining Sanitary Quality of Water, Microbiology MCQ: Wastewater and Treatment Processes, Microbiology MCQ: Microbial Flora of Fresh Foods, Microbiology MCQ: Microorganisms and Industry, Microbiology MCQ: Industrial Uses of Bacteria, Microbiology MCQ: Industrial Uses of Yeasts, Microbiology MCQ: Industrial Uses of Molds, Microbiology MCQ: Bacterial Recombination, Microbiology MCQ: Bacterial Transformation, Microbiology MCQ: Normal Flora and the Human Host, Microbiology MCQ: Distribution and Occurrence of the Normal Flora, Microbiology MCQ: Penetration of Epithelial Cell Layers, Microbiology MCQ: Events in Infection Following Penetration, Microbiology MCQ: Microbial Virulence Factors, Microbiology MCQ: Diseases Caused by Aerobic and Anaerobic Gram Negative Rods, Microbiology MCQ: Diseases Caused by Staphylococcus, Streptococcus and Bacillus, Microbiology MCQ: Diseases Caused by Clostridium, Corynebacterium and Mycobacterium, Microbiology MCQ: Viruses Containing Single Stranded RNA, Microbiology MCQ: Viruses Containing Double Stranded DNA, Microbiology MCQ: Diseases Caused by Fungi, Microbiology MCQ: Diseases Caused by Protozoa, Microbiology MCQ: Therapeutic Drugs for Treatment of Fungal and Protozoan Diseases, Environmental Biotechnology MCQ Questions, 1000 Data Structures & Algorithms II MCQs, 50k Electronics & Communication Engg MCQs.
Does Pacific Coast Grill Have A Happy Hour,
Student Volunteer Internship Program,
Yoram Sheftel Wife,
Articles S
No Comments