screening of microorganisms includes mcqscreening of microorganisms includes mcq

B) False, When in doubt, throw it out. b) Auxanographic technique View Answer, 45. 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. magic island poem tone Consult Now Our Environment Class 10 MCQ Question 6. Chemical preservatives do NOT include The Society's role is to help unlock and harness . b) Auxanographic technique a) Vibrio cholerae Name three reserve materials synthesized by microorganisms and note which microbial groups 7: Isolation of an Antibiotic Producer from soil 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. (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. The process is repeated several times until the requirement is met. milk, meat, green vegetables, fruits, etc.) Candidiasis is a fungal infection, skin infection, and mouth or vaginal infection that can occur due to the overgrowth of the fungus. Answer: B The 1st plate is used to isolate and detect prototrophs whereas 2nd plate is used for identification of auxotrophs. Cystic fibrosis is an inherited disease, infection in the lungs and digestive system. Official Website of Dr. Shyama Prasad Mukherjee University, Ranchi . a) Crowded plate technique 5. b) Streak-plate b) The organism must be able to produce a high yield of product Rickettsia species are carried by. Which of the following method proceeds with 2-plate preparation? Universal aseptic techniques includes, Except a) Gown b) Mask c) Cough Etiquettes d) Hand washing answer-D 4. Microorganism Definition. True. Microorganisms are minute, unicellular organisms that aren't visible to the naked eye. Incorporation of CaCO3 in medium is also used to__________. What is high throughput screening used for? 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. 7. This book uses the A test tube contains 9ml distilled water. 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. Crowded plate technique lauren conrad and stephen colletti /; 2. View Answer. D. Hanging Drop technique. 1. b) Killing pathogenic microorganisms c) Killing spores d) None of these answer-A 3. Entrepreneurship Development MCQ with Answers, MHT CET Chapterwise Questions Pdf free Download. a) Lactobacillus Here are 1000 MCQs on Microbiology (Chapterwise). a) Rod-shaped b) Comma shaped c) Spiral shaped d) Spherical shaped Answer: a Clarification: The following diagram represents rod-shaped bacteria, magnified 1500X. 15. C. Enrichment Culture technique C) maintain a high osmotic pressure to kill microorganisms. b) Fungi View Answer, 34. b. Which of the following pulmonary pathogens cannot be easily detected by the gram staining technique when performing a microscopy test? However, if environmental contamination can enter the system, pathogens could get in too. Lung infection was suspected, and a chest X-ray was performed which showed infection in both lungs. Answer: A a) Regeneration You can also download the PDF of Microbiology MCQs by applying below. [1] Often the first test performed, gram staining involves the use of crystal violet or methylene blue as the primary color. d) Coliforms True screening of microorganisms includes mcq - firmenchroniker.de It is done by using paper, thin layer or other chromatographic techniques. d) Phaeophycophyta E. coli is a sub-group of the fecal coliform group. Full-form of ATCC is _________ View Answer, 46. On the second day, the symptoms got worse and she was taken to the hospital. b) Mesophile and psychrophile You can practice these MCQs chapter by chapter starting from the 1st chapter or you can jump to any chapter of your choice. Urinary tract infection was suspected, urine sample and swab specimen were taken and cultured on suitable agar media, a microscopic examination was performed. c) hydrophobic barrier 6. 4. The section contains questions and answers on light microscope, microbial Stains, transmission and scanning electron microscope. B) mass, controlled culture of microbes to synthesize products. 8. View Answer, 15. B. Thymol blue d) Lophotrichous c) Mycobacterium tuberculosis It is 50,000X magnified image of a bacterium. For e.g., cellulose producers grow on nutrient medium supplied with cellulose. c) 2mm in diameter OpenStax is part of Rice University, which is a 501(c)(3) nonprofit. Chapter 2: Classification of Medically important Bacteria MCQs. 3. 5.6 - 8.2 form of c. 3.0 - 6.0 d. 8.0 - 14.0 a. Organic compounds b. Inorganic compounds 14. 9. b) gamma rays b) coliforms Avoid contaminated food and water. Clarification: The Crowded Plate Technique is used for the detection and isolation of the organisms which are antibiotic producers. The Quizzes about Fecal Analysis (32 tests) - MedQuizzes C) new batches of microorganisms are screened for increased yield. c) Chemical assay D) small-scale production is used to synthesize product. Sulphur can be utilized by bacteria in the a. 5. B) plasmolyzes bacteria and fungi. a) Small pox B) inoculation, downstream processing, fermentation, removal of waste. B) False, Microbiology 17 immunization and immune Testi. c) Enrichment Culture technique C) 72 oC for 15 seconds. b) Nitrosococcus oceanus c) ribitol or glycerol residues Bioremediation of polluants utilizing biodegradation abilities of microorganisms include the natural attenuation, although it may be enhanced by engineered techniques, either by addition of selected microorganisms (bioaugmentation) or by biostimulation, where nutrients are added. View Answer, 14. The organic acid producers produce acid which changes the colour of media and is thus detected easily. Plasmodium divides by which of the following method most commonly? Protozoa that eat other organisms are known as _______________ Which of the following is the source of Vitamin A. 1. Phagocytosis is a critical part of the immune system. B. Auxanographic technique Allow discarding of many valueless microbes. The prototrophs are the organisms which are not capable of synthesizing all growth requirements for themselves. The section contains multiple choice questions and answers on viruses, vaccination, structure, composition, viruses classification, virus infection and fatal diseases. Which of the following plate is used to detect and isolate organic acid producers? Answer: B Mycoplasma pneumoniae is an unusual bacteria which has distinctive characteristics, such as. b) 10-fold Microbes are certainly ideal for biotechnology. Identify bacteriophage. C. Organic acid producers Q.1. b) Borrelia View Answer, 29. c) rod shaped then you must include on every physical page the following attribution: If you are redistributing all or part of this book in a digital format, View Answer, 50. 1. Which of the following method is useful for isolation and detection of organisms having the ability to produce organic acids? Which among the following are Spirochetes? B. Which among the following group of microorganisms are found in the ducts of cows mammary glands? coliform bacteria in drinking water, the source is probably environmental and fecal contamination is unlikely. Prokaryotes are very flexible metabolically, so they are able to adjust their feeding to the available natural resources. 4.E: Prokaryotic Diversity (Exercises) - Biology LibreTexts It is a non-profit organization and a key resource for medical research. View Answer, 35. A. D. 6.4 8.0. [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). d) Study of microscope View Answer, 40. Creative Commons Attribution License During their metabolism, microbes produce chemicals, some of which are used by human beings. View Answer, 44. View Answer, 2. Who is known as the father of Microbiology? b) Ferdinand Cohn MCQ.9):Which bacteria have flagella of amphitrichous type means the flagellum are present at both the sides? 37) Which of the following is the selective media used for the cultivation and isolation of. b) cellulose MCQ on Industrial Microbiology - MCQ Biology.com b) False A 19-year-old male living in a tropical region of India visited the hospital. Microbiology MCQ. View Answer, 9. b) Jenner a) Killing all microorganisms. 12. Which of the following microorganism produces dextran? Ch. 20 Multiple Choice - Microbiology | OpenStax Q. Q.1: Screening of microorganisms includes . d) 2 micrometer in diameter a) x-rays B. Auxanographic technique Which of the following method is useful for the isolation and detection of organisms having the ability to produce antibiotics? b) Treponema pallidum View Answer, 32. About Oracle NetSuite. There are various microorganisms types like bacteria, fungi, archaea, or protists. Which of the following dye is colourless at acidic pH and becomes red at basic pH? Principles of Epidemiology: Lesson 5 Quiz|Self-Study Course SS1978|CDC 250+ TOP MCQs on Microbes and Answers 2023 - FAQs Interview Questions b) transposons Which of the following media is used for screening amylase? 5. The screening is isolation and detection of microorganisms of interest. MCQ Questions for Class 8 Science: Ch 2 Microorganisms: Friend and Foe. Through primary screening only few or many microorganism that produce a industrially . Which of the following metabolic characteristic is a distinguishing characteristic and identification of colonies of. It doesn't include viruses and prions because they are classified as non-living. a) American Type Culture Collection Screening of Industrially Important Microorganism It changes from yellow at pH 3.0 to blue-violet at pH 4.6. Complex media are prepared using digests of microbial, animal, or . 14. A) organic acids. Which of the following is not a subfield of microbiology? Therefore, in screening experiments for the selection of PGPM it is necessary to know about the environmental requirements of the target plant and . c) Spirochetes a) Neisseria gonorrhoeae. Performance and sterility testing of media lots should also be determined and Clarification: The transfer of a 1ml solution to 9ml d/w is called as serial 10-fold dilution. d) Mycoplasmas Clarification: Phenolphthalein has a pH range between 8.0 10.0. 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. A. Fecal occult blood B. Dec 20, 2022 OpenStax. The section contains multiple choice questions and answers on microorganisms characteristics and microbial classification. It is done by using paper, thin layer or other chromatographic techniques. 2. Several microbes are useful to humans in diverse ways like in household products, industrial products, agricultural products, etc. View Answer, 12. 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. Cellulose is degraded to cellobiose by the enzyme __________________ D. American Type Classifier and Collection. c) 1000-fold lack of cell wall. Genetic engineering is also used to improve the biodegradation . Answer: C The microorganisms are chosen based on the rest three criteria. Mycoplasma pneumoniae is an unusual bacteria with distinctive colonies which are. 4. b) Viruses View Answer, 21. 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. Eubacteria are prokaryotic microorganisms consisting of a single cell lacking a nucleus and containing DNA is a single circular chromosome. a) Crowded plate technique Which isolation technique is most effective? C. Enrichment Culture technique uses 100 grams of glucose in a 300ml solution. d) 6.4 8.0 B) nutrients are continuously fed into the reactor and the product is siphoned off during the run. Secondary screening can give information about (1) The genetic instability in microbial cultures (2) Number of products produced in a single fermentation (3) The structure of the product (4) All of the above. a) peptidoglycan d) spherical A) are essential to microbe function. c) 2.5 to 4 percent Trichomonas vaginitis (TV) MCQs Flashcards | Quizlet 3. Which of the following method is used for the isolation of mutants? d) saprophytic Potato Dextrose Agar plate c) American Type Counter Collection View Answer, 37. They are present even at sites where no other life-form could possibly exist- sites such as deep inside geysers, deep in the soil, etc. d) Antoni van Leeuwenhoek Which scientist proposed adding a kingdom for protists? 6. A BV test is done in a similar way as a pelvic exam or Pap smear. The common symptoms are pink or red spots on the skin surface, dry cough, and runny nose. a) True Which shape of bacteria has been represented in the following diagram? Eubacteria can be either gram-negative or gram-positive, they have economic, agricultural, and medical importance. You can also check this one and can share your opinions on Cell Culture Plates Product. (4) It separates out only a few microorganisms, only a few have commercial value while discards the valueless microorganisms, 14. View Answer, 8. Screens are made of long, closely spaced, narrow metal bars. Report an issue. The section contains multiple choice questions and answers on morphology, reproduction, physiology and fungi cultivation, fungi classification and special interest. B. Auxanographic technique c) carbohydrates c) Enrichment Culture technique Which among the following are microaerophilic bacteria? B. b) Corticoviridae 13. 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. This will help you to prepare for exams, contests, online tests, quizzes, viva-voce, interviews, and certifications. 1. 4. Which of the following statements is correct regarding secondary screening________. Which of the following is NOT a criterion for the choice of an organism? A skin biopsy test was performed and the infection was diagnosed to be a parasitic infection. This is one of the widely used methods and more important. Pathogen testing is used to identify pathogenic organisms in manufacturing environments, ingredients or finished products that could harm the consumer. b) The examination of the infection sites, c) They are prokaryotes in cellular organization. All Rights Reserved. Prokaryotes are unicellular microorganisms whose cells have no nucleus. c) Chlorophycophyta Now that you have read Lesson 5 and have completed the exercises, you should be ready to take the self-assessment quiz. a) The organism must be genetically stable. d) American Type Classifier and Collection Clarification: The optimum temperature for the growth of an organism should be above 40C. Microorganism - Definition, Types, Examples & Quiz - Biology Dictionary View Answer, 24. Background F. Environmental Sampling - Centers for Disease Control and a) Treponema Rapid Diagnostic Tests for Infectious Diseases Antibiotic producing microorganisms can be detected by the method__________, 5. A routine GTT: is three hours long. c) Phenolphthalein a) 3.0 4.6 6. d) Measles 9. d) The organism must be able to grow in an easily available nutrient medium. B. a) Nitrospina gracilis Screening of Microorganisms: Primary and Secondary Techniques In which of the following treatment involve oxidation of organic constituents of the wastewater? 2. Definition: true bacteria; bacteria excluding the archaea. c) Desulfotomaculum sp. You can practice these MCQs chapter by chapter starting from the 1st chapter or you can jump to any chapter of your choice. In the following diagram, what does the question mark represent?a) Ciliab) Flagellac) Haird) PseudopodiaAnswer: b consent of Rice University. C. Phenolphthalein a) False A. 13. 4. 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? (PDF) Mcqs in microbiology | Mohammed Bilal - Academia.edu b) Antibiotic producers c) Lactobacilli View Answer, 39. What is the pH range of Bromophenol blue? Textbook content produced by OpenStax is licensed under a Creative Commons Attribution License . Measles is a disease caused by a virus, it is spread via respiratory droplets. A 24 year old sexually active woman had an infection in the vaginal area with genital discharge while urinating. 2. a) electron beams and magnetic fields b) light waves c) The optimum temperature for the growth of an organism must be above 50C 8. b) Magnifying lens c) nucleotides 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. c) Crick View Answer, 12. D) removal of waste, inoculation, fermentation, downstream processing. Which of the following method is not used in isolation and screening of desired microorganisms? The Gram staining is one of the most crucial staining techniques in 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. In an ecosystem, herbivores represent. Answer: 4. Secondary screening should yield the types of information which are needed in order to evaluate the true potential of a microorganisms industrially usage. a) Crowded plate technique 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. d) bacterial infection B. Auxanographic technique A) True Home Fermentation Technology Objective Questions 250+ MCQs on Isolation and Screening of Industrially Important Microbes and Answers. Which of the following inhibits DNA replication? We recommend using a are licensed under a, Unique Characteristics of Prokaryotic Cells, Unique Characteristics of Eukaryotic Cells, Prokaryote Habitats, Relationships, and Microbiomes, Nonproteobacteria Gram-Negative Bacteria and Phototrophic Bacteria, Isolation, Culture, and Identification of Viruses, Using Biochemistry to Identify Microorganisms, Other Environmental Conditions that Affect Growth, Using Microbiology to Discover the Secrets of Life, Structure and Function of Cellular Genomes, How Asexual Prokaryotes Achieve Genetic Diversity, Modern Applications of Microbial Genetics, Microbes and the Tools of Genetic Engineering, Visualizing and Characterizing DNA, RNA, and Protein, Whole Genome Methods and Pharmaceutical Applications of Genetic Engineering, Using Physical Methods to Control Microorganisms, Using Chemicals to Control Microorganisms, Testing the Effectiveness of Antiseptics and Disinfectants, History of Chemotherapy and Antimicrobial Discovery, Fundamentals of Antimicrobial Chemotherapy, Testing the Effectiveness of Antimicrobials, Current Strategies for Antimicrobial Discovery, Virulence Factors of Bacterial and Viral Pathogens, Virulence Factors of Eukaryotic Pathogens, Major Histocompatibility Complexes and Antigen-Presenting Cells, Laboratory Analysis of the Immune Response, Polyclonal and Monoclonal Antibody Production, Anatomy and Normal Microbiota of the Skin and Eyes, Bacterial Infections of the Skin and Eyes, Protozoan and Helminthic Infections of the Skin and Eyes, Anatomy and Normal Microbiota of the Respiratory Tract, Bacterial Infections of the Respiratory Tract, Viral Infections of the Respiratory Tract, Anatomy and Normal Microbiota of the Urogenital Tract, Bacterial Infections of the Urinary System, Bacterial Infections of the Reproductive System, Viral Infections of the Reproductive System, Fungal Infections of the Reproductive System, Protozoan Infections of the Urogenital System, Anatomy and Normal Microbiota of the Digestive System, Microbial Diseases of the Mouth and Oral Cavity, Bacterial Infections of the Gastrointestinal Tract, Viral Infections of the Gastrointestinal Tract, Protozoan Infections of the Gastrointestinal Tract, Helminthic Infections of the Gastrointestinal Tract, Circulatory and Lymphatic System Infections, Anatomy of the Circulatory and Lymphatic Systems, Bacterial Infections of the Circulatory and Lymphatic Systems, Viral Infections of the Circulatory and Lymphatic Systems, Parasitic Infections of the Circulatory and Lymphatic Systems, Fungal and Parasitic Diseases of the Nervous System, Fundamentals of Physics and Chemistry Important to Microbiology, Taxonomy of Clinically Relevant Microorganisms, https://openstax.org/books/microbiology/pages/1-introduction, https://openstax.org/books/microbiology/pages/1-multiple-choice, Creative Commons Attribution 4.0 International License.
Arlington Public Schools Teacher Salary Scale, Articles S