screening of microorganisms includes mcq

B. Clarification: The Antibiotic producers show the zone of inhibition. Avoid contaminated food and water. A sputum sample was taken for the lab diagnosis for the isolation and identification of the microorganism. Candidiasis is a fungal infection, skin infection, and mouth or vaginal infection that can occur due to the overgrowth of the fungus. 11. the virus must be able to cross-link red blood cells directly. c) Desulfotomaculum sp. Here are 1000 MCQs on Microbiology (Chapterwise). 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 . 3. Who was the first to observe "animalcules" under the microscope? 4.0 SECONDARY SCREENING OF MICROORGANISMS . A test tube contains 9ml distilled water. d) electron beams Has three to five flagella at the posterior end B. a) Regeneration C. Enrichment Culture technique a) Growth Factor producers c) chitin uses 100 grams of glucose in a 300ml solution. Which of the following method can be used to determine the number of bacteria quantitatively? 1215, 1216 137, 1217 Particles in a biological aerosol usually vary in size from <1 m to 50 m. 15. Clarification: The optimum temperature for the growth of an organism should be above 40C. The prototrophs are the organisms which are not capable of synthesizing all growth requirements for themselves. D) all of the above. View Answer, 4. c. confining long hair and loose clothing . The process is repeated several times until the requirement is met. It is done by using paper, thin layer or other chromatographic techniques. Which of the following are the growth morphology of the protozoa? Which of the following gram positive bacteria is a strict anaerobe and can only grow in the absence of oxygen? Biology Multiple Choice Questions on Microbes. The prototrophs are the organisms which are not capable of synthesizing all growth requirements for themselves. The normal composition of feces includes all of the following except: A. Bacteria B. The Gram staining is one of the most crucial staining techniques in microbiology. 44) Which of the following microorganisms can grow only as strict intracellular parasites? Official Website of Dr. Shyama Prasad Mukherjee University, Ranchi . View Answer, 46. (4) It separates out only a few microorganisms, only a few have commercial value while discards the valueless microorganisms, 14. Binary fission begins when the DNA of the bacterium divides into two (replicates). Primary Screening of Microorganisms: Primary screening may be defined as detection and isolation of the desired microorganism based on its qualitative ability to produce the desired product like antibiotic or amino acid or an enzyme etc. Which of the following foods is NOT made by fermentation? Which shape of bacteria has been represented in the following diagram?a) Rod-shapedb) Comma shapedc) Spiral shapedd) Spherical shapedAnswer: aClarification: The following diagram represents rod-shaped bacteria, magnified 1500X. Q. Bacterial endospores are more resistant to antimicrobial control methods than all other microbial forms. (2) Attempt to kill microorganisms outside of their natural environment. d) Candida milleri B) sulfites. c) Nitrosomonas europaea Defined media are prepared by adding precise amounts of highly purified inorganic or organic chemicals to distilled water. D) removal of waste, inoculation, fermentation, downstream processing. What is high throughput screening used for? 13. 5. D) 134 oC for 1 second. Our Environment Class 10 MCQ Question 6. Vaccination was invented by ____________ D) all of the above. Glycolysis can occur in ___________ Which of the following was NOT a kingdom in Linnaeuss taxonomy? View Answer, 5. uses 50 grams of glucose in a 500ml solution. B. Chapter 2: Classification of Medically important Bacteria MCQs. True It is done by using paper, thin layer or other chromatographic techniques. 1. 13. Your email address will not be published. View Answer, 8. 15. milk, meat, green vegetables, fruits, etc.) a) Lactobacillus 4. a) Thiobacillus thiooxidans Microorganism Definition. c) Secondary treatment View Answer, 2. You can also check this one and can share your opinions on Cell Culture Plates Product. a) Amphitrichous This will help you to prepare for exams, contests, online tests, quizzes, viva-voce, interviews, and certifications. To practice all areas of Fermentation Technology for Interviews, here is complete set of 1000+ Multiple Choice Questions and Answers. other viruses are too dangerous to work with in a clinical lab setting. Which of the following are true for cytoplasmic membrane? c) Peritrichous True. c) 5 8 b) The organism must be able to produce a high yield of product. 2. 3.0 4.6 10. d) All of the mentioned 8. c) Robert Koch A) True C) selecting microbial strains that lack a feedback system. View Answer. 4. Q. Vegetative bacteria are able to withstand adverse conditions better than protozoan cysts. Fecal coliform bacteria are a subgroup of total coliform bacteria. a) chemical compounds View Answer, 33. Which of the following yeast can be used to produce microbial protein? Answer: D 10. Clarification: The transfer of a 1ml solution to 9ml d/w is called as serial 10-fold dilution. d) Indicator dye technique Ans: The steps adopted in a typical sewage treatment plant are as given below: ADVERTISEMENTS: It doesn't include viruses and prions because they are classified as non-living. The following diagram shows an adenovirus: ---- >> Below are the Related Posts of Above Questions :::------>>[MOST IMPORTANT]<, Your email address will not be published. (retrieve https://www.learningsta.com, April 2021) 2.0 SCREENING . Categories: . b) Advanced treatment 9. a) parasitic Answer: 1. View Answer, 6. 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? 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. Crowded plate technique C. MacConkeys Agar plate d) spherical c) Study of organisms that are not visible to naked eyes View Answer, 13. Clarification: Hanging drop technique is used for motility testing of bacteria. View Answer, 4. a) Condenser lens C. Phenolphthalein c) Enrichment Culture technique Clean and disinfect surfaces that are touched often. 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? Crowded plate technique A. It is the zone where only the growth of a particular colony is observed whereas rest all colonies get degraded by antibiotics. A) manipulating the growth environment. View Answer, 23. Which scientist proposed adding a kingdom for protists? 11. 2. citation tool such as, Authors: Nina Parker, Mark Schneegurt, Anh-Hue Thi Tu, Philip Lister, Brian M. Forster. b) Study of animals and their family 2011-2023 Sanfoundry. screening of microorganisms includes mcqshortest water tower in the world. determined to obtain accurate susceptibility results. b) Syphilis Which of the following is the primary screening method? B. Auxanographic technique Microbial enzyme production concentrates on simple hydrolytic enzymes (proteases, amylases, pectinases) that degrade natural polymers such as proteins, starches, or pectin. These are non-enveloped viruses with a double-stranded DNA genome. 14. a) Methyl red D. American Type Classifier and Collection. c) MacConkeys Agar plate View Answer, 8. 1. d) Prototheca 7. b. Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? Aims and objectives. A) True View Answer, 27. Secondary metabolites A. Want to cite, share, or modify this book? Full-form of ATCC is _________. 30 seconds. b) Clostridium botulinum c. Let the soil particles settle after shaking and then transfer 1ml of the solution into tube 2. A. B. It is the organization which has the largest department of Research and Development. Which of the following types of microorganisms is photosynthetic? A routine GTT: is three hours long. 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. c) Mumps Question 6. B) 62.3oC for 30 minutes. a) changes in the total population Which of the following inhibits DNA replication? Now, 1ml of that stock solution is taken and transferred to the 2nd test tube containing 9ml of distilled water. The 1st plate is used to isolate and detect prototrophs whereas 2nd plate is used for identification of auxotrophs. (2) It determines which microorganisms can produce a compound. d) Primary treatment b) Auxanographic technique d) American Type Classifier and Collection View Answer, 35. 3. c) Chemical assay 3. b) aerobic cells b) 8.0 10.0 5. Clarification: The prototrophs are the organisms which are capable of synthesizing all the growth requirements by themselves whereas auxotroph is dependent on prototrophs. Which is the secondary stage? Chemical preservatives do NOT include 9. 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. View Answer, 28. ticks and fleas. a) Crowded plate technique d) Thermophile b) Auxanographic technique Which of the following dye is colourless at acidic pH and becomes red at basic pH? 9. c) fecal streptococci b) mutualistic c) Phenolphthalein 6.8 - 7.2 b. C. Organic acid producers d) The organism must be able to grow in an easily available nutrient medium. B) using small scale containers to concentrate production. View Answer, 7. d) Corynebacterium diphtheriae 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. Crowded plate technique D. Phenol red. d) Nitrosovibrio tenuis View Answer, 15. a) Crowded plate technique Sanfoundry Global Education & Learning Series Fermentation Technology. (1) Its a process for the detection and isolation of microorganisms of our interest. 5. d) mitochondrial membrane The section contains questions and answers on sanitary quality of water, wastewater, treatment processes, fresh foods microbial flora, food preservation and microorganisms. b) Fungi Actinomycetes are Gram-positive, facultative anaerobic fungus-like filamentous bacteria which remain on the top of the natural antibiotic producers. The "flash method" or "high temperature short time" method exposes fluids to 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. Microorganisms are minute, unicellular organisms that aren't visible to the naked eye. What is the approximate size of the bacterial cell? d) appendaged bacteria c) DNA polymerase I (1) It is useful in sorting microorganisms that have real commercial value. 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. Q. Q.1: Screening of microorganisms includes . d) Coliform bacteria. Secondary screening may be qualitative and quantitative in its approach. 8. It belongs to the phthalein family that is employed as an acid-base indicator. d) an increase in the mass of an individual organism The reason they are called microorganisms is that you can only see them when you use a microscope. a) Cephaleuros magic island poem tone Consult Now Juli 2022 Answer: C 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. b) Treponema pallidum Methyl red Salting, as a preservative, The objective of this study was to isolate, identify, and screen the potential antimicrobial-producing . 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. The section contains MCQs on microorganisms, industry, industrial uses of bacteria, molds and yeasts, genotypic changes, bacterial recombination and conjugation, bacterial transduction and transformation. Mycoplasma pneumoniae is an unusual bacteria which has distinctive characteristics, such as. 1. C. American Type Counter Collection Which of the following foods is NOT made by fermentation? b) Candida utilis c) UV light Which among the following is a pathogenic algae for humans? The section contains MCQs on spirochetes, negative rods, cocci, facultatively anaerobic gram, rickettsias and chlamydias, mycoplasmas, positive cocci and positive bacteria. 30 seconds. Which of the following microorganism has the cocci cell shapes and sizes arranged usually in tetrad structures? Who was the first to observe animalcules under the microscope? Types of pathogens include specific bacteria strains, viruses, fungi, or parasites that can cause illness in its host. The methods for isolation and screening are a crowded plate, auxanography, enrichment culture and use of indicator dyes. a) elongated View Answer, 42. 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. Answer: A View Answer, 31. It is 50,000X magnified image of a bacterium. 7. Microbiology MCQ. B) are by-products of metabolism that are not important to microbe function. As primary screening allows the detection and isolation of microorganisms which posses, potentially interesting industrial applications. Clarification: Phenolphthalein has a pH range between 8.0 10.0. 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. a) glycerol residues 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.

Vermont Big Game Record Book, Did Chipotle Repent Or Defend, Brittany Puppies For Sale Washington, Homily For Feast Of St Lawrence, Articles S