screening of microorganisms includes mcq

Clarification: The pH range of Bromophenol blue is 3.0 4.6. The section contains MCQs on spirochetes, negative rods, cocci, facultatively anaerobic gram, rickettsias and chlamydias, mycoplasmas, positive cocci and positive bacteria. Clarification: The use of Indicator Dye Technique is used for detection and isolation of the organisms which are organic acid producers. A 70 year old male visited a clinic with chronic cough, chest pain, fever, chills, and weakness. MCQ Questions for Class 8 Science: Ch 2 Microorganisms: Friend and Foe. You will lie on your back on an exam table, with your feet in stirrups. The reason they are called microorganisms is that you can only see them when you use a microscope. d) Coliform bacteria. Isolation of Microorganisms MCQ Questions and Answers View Answer, 45. What are the cell wall structural components of fungi? Engineering 2023 , FAQs Interview Questions, on 250+ MCQs on Isolation and Screening of Industrially Important Microbes and Answers, Fermentation Technology Objective Questions, 300+ TOP MCQs on Database Screening and Screening by Nucleic Acid Hybridisation 1 and Answers, 300+ TOP MCQs on Database Screening and Screening by Nucleic Acid Hybridisation 2 and Answers, 250+ MCQs on Media for Industrial Fermentations Minerals, Growth Factors and Buffers and Answers, 250+ MCQs on Improvement of Industrial Microorganisms and Answers, 250+ TOP MCQs on Vibration Isolation and Transmissibility and Answers, 250+ TOP MCQs on Multiversion Schemes, Snapshot Isolation, 250+ TOP MCQs on Microbes in Industrial Products-3 and Answers, 250+ TOP MCQs on Microbes in Metal Containing Habitat and Answers, [12 Class Notes] MICROBES IN HUMAN WELFARE Biology CBSE, 250+ TOP MCQs on Microbes as Biofertilizers and Answers, 250+ TOP MCQs on Transaction Isolation Levels and Answers, 250+ TOP MCQs on Enzyme Extraction and Isolation Choice of Enzyme Sources and Answers, 250+ MCQs on Microbial Growth Kinetics Batch Culture and Answers, 200+ TOP CELL CULTURES and CHARACTERISTICS Interview Questions and Answers, 200+ TOP Microbiology Of Foods Interview Questions with Answers, 250+ TOP MCQs on Microbes in Industrial Products-2 and Answers, 250+ MCQs on Brewing Yeast Differentiation (Traditional Methods) and Answers, 250+ TOP MCQs on Microbes in Household Products-2 and Answers, 300+ TOP Cell Cultures & Characteristics Objective Questions and Answers, 300+ TOP Microbiology of Foods Objective Questions & Answers. Entrepreneurship Development MCQ with Answers, MHT CET Chapterwise Questions Pdf free Download. View Answer, 43. 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. b) False 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. Sulphur can be utilized by bacteria in the a. Cellulose is degraded to cellobiose by the enzyme __________________ B) using small scale containers to concentrate production. C. Enrichment Culture technique A) True It is important to find and resolve the source of the contamination. View Answer, 44. The screening is isolation and detection of microorganisms of interest. screening of microorganisms includes mcq a) Lactobacillus 3. A) True Antibiotic producers are not subject to the Creative Commons license and may not be reproduced without the prior and express written Want to cite, share, or modify this book? 5. Which microorganism(s) among the following perform photosynthesis by utilizing light? D. Indicator dye technique. Which is the secondary stage? (3) It provides information on whether the product formed by microorganisms is new or not. Complex media are prepared using digests of microbial, animal, or . Indeed, until Anton von Leeuwenhoek invented . The objective of this study was to isolate, identify, and screen the potential antimicrobial-producing . The "flash method" or "high temperature short time" method exposes fluids to 250+ TOP MCQs on Microbes and Answers 2023 - FAQs Interview Questions a) parasitic 13. Antibiotic producing microorganisms can be detected by the method__________, 5. c) MacConkeys Agar plate 10. d) hydrophobic barrier and site of generation of protonmotive force (3) It does not provide many ideas about the production or yield potential of microorganisms. c) 5 8 Which of the following is NOT a criterion for the choice of an organism? d) cellulase b) an increase in number of cells Sanfoundry Global Education & Learning Series Fermentation Technology. c) AIDS Microorganisms - Groups, Characteristics, Importance and Uses - VEDANTU The section contains MCQs on phages structure and morphology, bacterial viruses replication, lysogeny and lytic. View Answer, 12. b) Acanthopeltis 3. B. 3.0 4.6 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. A. C. Enrichment Culture technique It is the organization which has the largest department of Research and Development. A. d) appendaged bacteria Which of the following statement is correct regarding primary screening________. B. Auxanographic technique Trophic level in an ecosystem represents. c) fecal streptococci d) Pour plate 2. Crowded plate technique Potato Dextrose Agar plate c) chitin PDF Practice Exam Questions - University of Minnesota Duluth 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. The act of phagocytizing pathogenic or foreign particles allows cells of the immune system to know what they are fighting against. APT test C. Elastase I D. Quantitative fecal fat testing: 6. d) DNA polymerase II d. using damaged equipment and glassware. a. Bacterial cells grown in a medium exposed to high osmotic pressure, changes shape from rod-shaped to __________ shaped. Who is considered the father of Western medicine? The screening is isolation and detection of microorganisms of interest. 3. Most E. coli bacteria are harmless and are found in great quantities in the intestines of people and warm-blooded animals. B. Auxanographic technique 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 Through primary screening only few or many microorganism that produce a industrially . d) Cristispira Answer: B The bacterium Staphylococcus aureus is which type of bacteria? c) Spirochaeta b) Rabies c) Enrichment Culture technique d) Bacillus polymyxa a) Watson Incorporation of CaCO3 in medium is also used to__________. View Answer, 19. c) American Type Counter Collection Which of the following method is not used in isolation and screening of desired microorganisms? (1) Microbial isolation technique is an attempt to grow microorganisms outside of their natural environment. c) Microviridae Which of the following method is useful for detection and isolation of those microorganisms which are capable of growing on a particular nutrient medium? A. b) cell wall 4. These extracellular enzymes break up the giant molecules of the substrate into smaller ones that can feed the microorganisms. C) is used to prevent growth of halophiles. 15. D) exposure. a) changes in the total population Which of the following is NOT a criterion for the choice of an organism? D. Indicator dye technique. d) Multiple fission Screening of Industrially Important Microorganism - MCQ Questions The common symptoms are pink or red spots on the skin surface, dry cough, and runny nose. 12. Gram negative bacteria take the color of safranin stain and appear pink or red. The section contains questions and answers on sanitary quality of water, wastewater, treatment processes, fresh foods microbial flora, food preservation and microorganisms. Clarification: The transfer of a 1ml solution to 9ml d/w is called as serial 10-fold dilution. This book uses the 5. 5. Microorganisms are minute, unicellular organisms that aren't visible to the naked eye. It gets its name from the Danish bacteriologist Hans Christian Gram who first introduced it in 1882, mainly to identify organisms causing pneumonia. a) Final treatment Protozoa that eat other organisms are known as _______________ b) 10-fold b) The examination of the infection sites, c) They are prokaryotes in cellular organization. determined to obtain accurate susceptibility results. In this process desired microorganism is generally isolated from a natural environment like soil, which . b) hydrophilic barrier Eubacteria - Definition and Examples - Biology Online Dictionary The microbes play a major role in nutrient cycling, decomposition, food spoilage, control and cause of diseases and biotechnology. c) Chlorella A food chain comprising birds, green plants, fish and man. c) Streptococcus thermophilus The organism must be genetically stable For e.g., cellulose producers grow on nutrient medium supplied with cellulose. Clarification: The question mark in the following figure represents flagella of a rod-shaped bacterium. Microorganism - Definition, Types, Examples & Quiz - Biology Dictionary b) Borrelia a) Micrococci Trichomonas vaginitis (TV) MCQs Flashcards | Quizlet View Answer. a) anaerobic cells The section contains multiple choice questions and answers on normal flora, human host, normal flora distribution, microbial adherence, epithelial cell layers penetration and microbial virulence factors. The section contains multiple choice questions and answers on nutritional requirements, bacteriological media and physical conditions growth. You can also download the PDF of Microbiology MCQs by applying below. 4.0 SECONDARY SCREENING OF MICROORGANISMS . All of the above. View Answer, 10. D. Rose Bengal Agar plate. The serial dilutions of soil are performed and spread on a Petri plate and allowed to grow. C) alcohol. A) radiation. a) 1mm in diameter Dec 20, 2022 OpenStax. screening of microorganisms includes mcq - firmenchroniker.de screening of microorganisms includes mcq; screening of microorganisms includes mcq. a) cytoplasmic membrane Rapid Diagnostic Tests for Infectious Diseases D) removal of waste, inoculation, fermentation, downstream processing. Answer: A c) Study of organisms that are not visible to naked eyes 10. All the microorganisms such as amoeba, protozoa, viruses, bacteria are studied under microbiology. the virus must not be able to lyse red blood cells. d) 6.4 8.0 C) 72 oC for 15 seconds. 9. 2. MCQ.9):Which bacteria have flagella of amphitrichous type means the flagellum are present at both the sides? Clarification: Phenol Red plate is used to detect and isolate organic acid producers. View Answer, 2. Who is known as the father of Microbiology? A) retards growth of Staphylococcus aureus. d) an increase in the mass of an individual organism d) Corynebacterium diphtheriae Microbiology Question Bank PDF book covers problem solving exam tests from microbiology textbook and practical book's chapters as: Chapter 1: Basic Mycology MCQs. d) Indicator dye technique b) True Categories: . A test tube contains 9ml distilled water. c) Secondary treatment The section contains multiple choice questions and answers on soil microorganisms interactions, nitrogen, carbon and sulphur cycles, aquatic environment, aquatic microorganisms techniques and productivity. A. b) mycotic infection The normal brown color of the feces is produced by: A. Cellulose B. Pancreatic enzyme c) magnetic fields Engineering 2023 , FAQs Interview Questions. A 7 year old girl developed a sore throat and fever for 2 days. Answer: C b) cellulose d) cathode rays b) RNA polymerase 8. 7. a) True 3. a) DNA polymerase III The growth factor-like amino acids, vitamins promotes the growth of auxotrophic mutants. You can practice these MCQs chapter by chapter starting from the 1st chapter or you can jump to any chapter of your choice. A. this would be absolutely amazing. b) Gram-positive organisms A) heat below 100 oC. d) Coxiella burnetii coliform bacteria in drinking water, the source is probably environmental and fecal contamination is unlikely. The screening is isolation and detection of microorganisms of interest. 8.0 10.0 View Answer, 7. a) Mesophile c) parasitic infection c) 1000-fold The microorganisms are chosen based on the rest three criteria. View Answer, 12. A routine GTT: is three hours long. [2] The term for organisms that retain the . B. Auxanographic technique Except where otherwise noted, textbooks on this site 4.E: Prokaryotic Diversity (Exercises) - Biology LibreTexts 13. Q.1. Which of the following is the primary screening method? a) cellulose dehydrogenase View Answer, 39. b) False Which among the following group of microorganisms are found in the ducts of cows mammary glands? d) Phenol red What is Microbiology? Juli 2022 d) saprophytic View Answer, 22. In this process the bacterium, which is a single cell, divides into two identical daughter cells. Clarification: The Crowded Plate Technique is used for the detection and isolation of the organisms which are antibiotic producers. a) plasmid C. Enrichment Culture technique Microbiology is the study of : 3. Fermentation Technology Questions on Isolation and Screening of Industrially Important Microbes. Creative Commons Attribution License d) 2 micrometer in diameter Bacteria | What is microbiology? | Microbiology Society is affected by the patient's food intake on the day of testing. View Answer, 8. Our members have a unique depth and breadth of knowledge about the discipline. 100-fold d) Fungi b) plaque Glycosylated hemoglobin: causes sickle cell anemia. c) Enrichment Culture technique First link in any food chain is usually green plants because. 7. Done in one or few steps. 10. ticks and fleas. Water treatment typically requires three stages to make it potable from sewage. Penicillin causes inhibition of Mycoplasmas. Frontiers | Successful Plant Growth-Promoting Microbes: Inoculation Which of the following types of mutants can be isolated using the replica plate technique? Which among the following are microaerophilic bacteria? c) Chlorophycophyta a) viral infection Pathogen & Spoilage Testing - Sigma-Aldrich d) Physical assay 3. a) site of generation of protonmotive force b) Antibiotic producers b) Corticoviridae The OpenStax name, OpenStax logo, OpenStax book covers, OpenStax CNX name, and OpenStax CNX logo D. The organism must be able to grow in an easily available nutrient medium. A. Phenol red plate Which of the following method is not used in isolation and screening of desired microorganisms? D) A and C . A. Children are more susceptible to this disease. Which organisms show the zone of inhibition grown on a Petri plate? Screening - It refers to the isolation of only those microorganisms which are of interest from among a large population of microbes. (4) It separates out only a few microorganisms, only a few have commercial value while discards the valueless microorganisms, 14. the virus must be able to cross-link red blood cells directly. The Microbiology Society has a vision and mission around which we base our strategy. 4. 5. Now that you have read Lesson 5 and have completed the exercises, you should be ready to take the self-assessment quiz. Everything you need to know about water and wastewater microbiology. b) Auxanographic technique The section contains questions and answers on diseases caused by staphylococcus, streptococcus, corynebacterium, aerobic and anaerobic gram, viruses containing single and double stranded dna. 2. 1. d) Amino acid producers The section contains questions and answers on energy utilization in biosynthetic and nonbiosynthetic processes, transcription and translation of genetic information and protein synthesis process. The colour of plate changes from red to yellow in the zone of organisms producing organic acid.

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