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screening of microorganisms includes mcq

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d) Cristispira a) Algae (PDF) Screening for Microbes View Answer, 33. Which of the following statements is correct regarding secondary screening________. Primary treatment removes material that will either float or readily settle out by gravity. MCQ.9):Which bacteria have flagella of amphitrichous type means the flagellum are present at both the sides? Textbook content produced by OpenStax is licensed under a Creative Commons Attribution License . A) heat below 100 oC. d) both aerobic and anaerobic cells 13. B) False, When in doubt, throw it out. a) Cyanobacteria, Fungi and Viruses As an Amazon Associate we earn from qualifying purchases. 8. 5. 9. Which of the following dye is colourless at acidic pH and becomes red at basic pH? b) Fungi B) False, Freezing at below -20 oC will kill most pathogenic food bacteria and inactivate toxins. a) DNA polymerase III Gram negative bacteria take the color of safranin stain and appear pink or red. Clarification: The use of Indicator Dye Technique is used for detection and isolation of the organisms which are organic acid producers. PDF Question Bank Multiple choice - Virginia Tech Potato Dextrose Agar plate C) inoculation, fermentation, downstream processing, removal of waste. d) 6.4 8.0 In the following diagram, what does the question mark represent?a) Ciliab) Flagellac) Haird) PseudopodiaAnswer: b C) maintain a high osmotic pressure to kill microorganisms. a) Crowded plate technique 2. Our 1000+ MCQs focus on all topics of the Microbiology subject, covering 100+ topics. Genetic engineering is also used to improve the biodegradation . 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. Note when energy and additional compounds are necessary for any of these mechanisms to operate. 6.8 - 7.2 b. View Answer, 31. Which of the following statement is correct regarding primary screening________. View Answer, 11. c) Microviridae Eubacteria - Definition and Examples - Biology Online Dictionary View Answer, 22. Place 6 test tubes into a rack and fill each with 9ml of 0.9% NaCl solution. B. d) Hanging Drop technique Microbes and the human body - Microbiology Society Disinfection MCQ [Free PDF] - Objective Question Answer for - Testbook [1] Infections are common both in community-acquired as well as hospital-acquired settings and treatment remains challenging to manage due to the emergence of multi-drug resistant strains such as MRSA (Methicillin-Resistant Staphylococcus aureus). a) Streptomyces sp. c) Binary fission The screening is isolation and detection of microorganisms of interest. b) Auxanographic technique d) glucose residues B) inhibit germination of botulism spores. Clarification: Phenol Red plate is used to detect and isolate organic acid producers. d) All of the mentioned MCQ Questions for Class 10 Science Our Environment with Answers C) 72 oC for 15 seconds. A 7 year old girl developed a sore throat and fever for 2 days. Wastewater treatment - Primary treatment | Britannica View Answer, 36. Bacteria having clusters of flagella at both poles of cells are known as? A. 250+ TOP MCQs on Microbes in Industrial Products-4 and Answers, 300+ TOP MCQs on Microbes in Human Welfare and Answers, 250+ TOP MCQs on Microbes in Household Products-1 and Answers, 250+ TOP MCQs on Microbes in Production of Biogas and Answers, 250+ TOP MCQs on Microbes in Household Products-2 and Answers, 250+ TOP MCQs on Microbes in Industrial Products-3 and Answers, 250+ TOP MCQs on Microbes in Sewage Treatment and Answers, 250+ TOP MCQs on Microbes in Industrial Products-1 and Answers, 250+ TOP MCQs on Microbes in Industrial Products-2 and Answers, 250+ TOP MCQs on Microbes as Biofertilizers and Answers, [12 Class Notes] MICROBES IN HUMAN WELFARE Biology CBSE, 250+ TOP MCQs on Microbes as Biocontrol Agents and Answers, 250+ TOP MCQs on Microbes in Metal Containing Habitat and Answers, 250+ TOP MCQs on Microbes in Bioleaching Process and Answers, 250+ MCQs on Isolation and Screening of Industrially Important Microbes and Answers, 300+ TOP MCQs on Bioremediation and Answers, 250+ TOP MCQs on Heat Transfer Applications Thermal Processing and Answers, 250+ TOP MCQs on Environmental Issues Water Pollution and its Control and Answers, 250+ TOP MCQs on Biotechnology Applications Ethical Issues and Answers, 250+ TOP MCQs on Hydraulic Fracturing Frac Job Design and Answers. C. 5 8 c) Lactobacilli What is Microbiology? 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. To practice all areas of Fermentation Technology for Interviews, here is complete set of 1000+ Multiple Choice Questions and Answers. View Answer, 15. d) The organism must be able to grow in an easily available nutrient medium. Which of the following shows the zone of inhibition when a particular organism is grown on a Petri plate? Answer: B Biology Multiple Choice Questions on Microbes. Primary methods to prevent food spoilage do NOT include View Answer, 48. D. Rose Bengal Agar plate. View Answer, 35. Set up a series of 1/10 dilutions: a. Place the gram of soil into the first tube with saline and SHAKE WELL. B. Phagocytosis is a critical part of the immune system. 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 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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. b) Automatic Type Counter & Classifier Several types of cells of the immune system perform phagocytosis, such as neutrophils, macrophages, dendritic cells, and B lymphocytes. 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? The section contains MCQs on diseases caused by fungi and protozoa, therapeutic drugs for fungal treatment and protozoan diseases. 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. a) Cephaleuros The OpenStax name, OpenStax logo, OpenStax book covers, OpenStax CNX name, and OpenStax CNX logo Who proposed that swamps might harbor tiny, disease-causing animals too small to see? B) 62.3oC for 30 minutes. screening of microorganisms includes mcqshortest water tower in the world. c) Saccharomyces cerevisiae Which of the following is not related to microbes?a) Microbes are not ideal for biotechnologyb) Microbes produce chemicals during their metabolismc) Microbes can be grown on artificial mediumd) Microbes can live in highly acidic mediumAnswer: aClarification: Microbes can be grown on artificial cultures media where they form colonies. c) magnetic fields b) The examination of the infection sites, c) They are prokaryotes in cellular organization. The "flash method" or "high temperature short time" method exposes fluids to Crowded plate technique 15. c) 2.5 to 4 percent 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. View Answer, 41. Frontiers | Successful Plant Growth-Promoting Microbes: Inoculation Protozoa that eat other organisms are known as _______________ Which of the following are the growth morphology of the protozoa? a) anaerobic cells D) prevent mold. In batch fermentation, c) Desulfotomaculum sp. Crowded plate technique Dec 20, 2022 OpenStax. d) Indicator dye technique C. Enrichment Culture technique d) intercalating agents Which of the following yeast can be used to produce microbial protein? Primary screening of organic acids or amines producing organisms is done by__________, (2) Dye such as neutral red or bromothymol blue is used. A) True A. Nitrates maintain the red color of preserved meats and a) Lactobacillus c) Spirillum volutans Biotechnology, the practical application of microorganisms in making products for human use, is a relatively new science, begun since Pasteur's time. A) True 11. b) Gram-positive organisms b) plaque 5. Adenoviruses cause _________a) Respiratory infectionsb) Gastric problemsc) Intestinal perforationd) Heart attackAnswer: a Contact Us. a) S mallpox C. 1000-fold Crowded plate technique the virus must be able to cross-link red blood cells directly. c) Nitrosomonas europaea c) Enrichment Culture technique Self-Assessment Quiz. A) retards growth of Staphylococcus aureus. It is used to reduce the dense culture of cells to usable concentration. The organism must be genetically stable Which of the following enzyme removes the RNA primer with its 5-nuclease activity? Water and Wastewater Microbiology (Exam Questions) View Answer, 50. The reason they are called microorganisms is that you can only see them when you use a microscope. Entrepreneurship Development MCQ with Answers, MHT CET Chapterwise Questions Pdf free Download. 2. d) American Type Classifier and Collection B. Which of the following are important primary screening techniques? Isolation, Characterization, and Screening of Antimicrobial-Producing chipotle corporate phone number . a) glycerol residues b) Streptomyces olivaceus D) all of the above. Q. Vegetative bacteria are able to withstand adverse conditions better than protozoan cysts. c) Organic acid producers In modern plants the screens are cleaned . Microbes are certainly ideal for biotechnology. MCQ on Our Environment Question 9. b) irregular Fermentation Technology Interview Questions and Answers - Sanfoundry Clarification: Adenoviruses cause respiratory infections. False. Bacterial Vaginosis Test: MedlinePlus Medical Test b) light waves d) Coliform bacteria. b) Budding It should have a fast rate of kill of micro-organisms. The following diagram shows an adenovirus: ---- >> Below are the Related Posts of Above Questions :::------>>[MOST IMPORTANT]<, Your email address will not be published. Which of the following inhibits DNA replication? The normal brown color of the feces is produced by: A. Cellulose B. Pancreatic enzyme c) Study of organisms that are not visible to naked eyes A) production of alcoholic beverages by microorganisms. View Answer. C lostridium perfringens is an obligate anaerobic bacteria that do not require oxygen to grow and thus it is not Microaerophilic, microaerophilic bacteria require low amounts of oxygen for growth. Microbes and the Tools of Genetic Engineering - Course Hero View Answer, 6. The section contains multiple choice questions and answers on soil microorganisms interactions, nitrogen, carbon and sulphur cycles, aquatic environment, aquatic microorganisms techniques and productivity. Secondary screening may be qualitative and quantitative in its approach. c) Peritrichous Answer: A. Clarification: Screening is the use of highly selective procedures to allow the detection and isolation of only those microorganisms of interest from a large microbial population. It includes the physical processes of screening, comminution, grit removal, and sedimentation. Chapter 4: Clinical Virology MCQs. Which of the following method proceeds with 2-plate preparation? View Answer, 17. Most E. coli bacteria are harmless and are found in great quantities in the intestines of people and warm-blooded animals. 1215, 1216 137, 1217 Particles in a biological aerosol usually vary in size from <1 m to 50 m. C. Enrichment Culture technique True 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. c. confining long hair and loose clothing . Identification of bacteria by biochemical tests. During their metabolism, microbes produce chemicals, some of which are used by human beings. c) Mycobacterium tuberculosis Gram Staining - StatPearls - NCBI Bookshelf View Answer, 37. Bacteria | What is microbiology? | Microbiology Society a) 1mm in diameter Air Sampling. b) False Chapter 3: Classification of Viruses MCQs. For this dilution, it may be said that the solution was diluted _______ 40) Biochemical tests are a common and conventional laboratory procedure in the differentiation and identification of enteric bacteria. d) Coxiella burnetii Secondary screening can give information about, (1) The genetic instability in microbial cultures, (2) Number of products produced in a single fermentation, 8. c) American Type Counter Collection a) x-rays Which of the following microorganism produces dextran? requires five blood samples . What does a viral DNA becomes after being associated with the bacterial chromosome? The normal composition of feces includes all of the following except: A. Bacteria B. The respiratory chain of bacteria is associated with the _____________ b) Magnifying lens d) Photosynthetic sulfur bacteria Blood C. Electrolytes D. Water: 5. (4) Attempt to Stain microorganisms. Full-form of ATCC is _________ Now, 1ml of that stock solution is taken and transferred to the 2nd test tube containing 9ml of distilled water. (3) It provides information on whether the product formed by microorganisms is new or not. d) 2 micrometer in diameter d) Rose Bengal Agar plate 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. b) Syphilis Diagram and name four mechanisms bacteria use to transport materials across the cytoplasmic membrane. A) True The organism must be able to produce a high yield of product Microbial Enzyme - an overview | ScienceDirect Topics Which of the following is not a subfield of microbiology? a) parasitic a) Final treatment 7. Screening of Industrially Important Microorganism - Learn Insta View Answer, 25. Types of pathogens include specific bacteria strains, viruses, fungi, or parasites that can cause illness in its host. Respiratory pathogens: Includes common viruses and atypical bacteria 2: NP swab: Pathogens may have prolonged shedding time; positive results may not rule out infection from other pathogens. Definition: true bacteria; bacteria excluding the archaea. d) Phaeophycophyta b) Nitrosococcus oceanus 4. This set of Fermentation Technology Interview Questions and Answers focuses on Isolation and Screening of Industrially Important Microbes. Clarification: The prototrophs are the organisms which are capable of synthesizing all the growth requirements by themselves whereas auxotroph is dependent on prototrophs. magic island poem tone Consult Now milk, meat, green vegetables, fruits, etc.) Which of the following pulmonary pathogens cannot be easily detected by the gram staining technique when performing a microscopy test? You can practice these MCQs chapter by chapter starting from the 1st chapter or you can jump to any chapter of your choice. There are various microorganisms types like bacteria, fungi, archaea, or protists. Answer: B The section contains multiple choice questions and answers on bioenergetics principles, energy production by photosynthesis, anaerobic and aerobic processes. b) hydrophilic barrier Which of the following is a family of lambda phage viruses? b) 0.5 to 1.0 micrometer in diameter b) Longest wavelength of visible light used The section contains MCQs on selective methods, pure cultures and cultural characteristics. Mycoplasma pneumoniae is an unusual bacteria with distinctive colonies which are. chp 25 microbiology 211 mcq. answer choices. 25. a)Microaerophilic. 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. Pathogen & Spoilage Testing - Sigma-Aldrich d) Nitrosovibrio tenuis View Answer, 4. a) The organism must be genetically stable. b) transposons The section contains questions and answers on cell division modes, bacteria growth cycle and quantitative measurement. The act of phagocytizing pathogenic or foreign particles allows cells of the immune system to know what they are fighting against. b) an increase in number of cells The common symptoms are pink or red spots on the skin surface, dry cough, and runny nose. What is required for proper isolation of microorganisms? consent of Rice University. 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. D. Indicator dye technique. c) MacConkeys Agar plate Biological contaminants occur in the air as aerosols and may include bacteria, fungi, viruses, and pollens. Complex media are prepared using digests of microbial, animal, or . A) fermentation, downstream processing, removal of waste, inoculation. Which of the following plate is used to detect and isolate organic acid producers? Clarification: The Crowded Plate Technique is used for the detection and isolation of the organisms which are antibiotic producers. d) Thermophile Which isolation technique is most effective? Answer: 4.

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