The section contains MCQs on selective methods, pure cultures and cultural characteristics. 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. A) are essential to microbe function. The section contains multiple choice questions and answers on bioenergetics principles, energy production by photosynthesis, anaerobic and aerobic processes. Answer: B Which organisms show the zone of inhibition grown on a Petri plate? MCQ on Industrial Microbiology. Wash your hands with soap and water for at least 20 seconds. a. View Answer, 5. 2. a) chemical compounds However, if environmental contamination can enter the system, pathogens could get in too. 14. A. Fecal occult blood B. Multiple Choice. APT test C. Elastase I D. Quantitative fecal fat testing: 6. Which among the following are microaerophilic bacteria? d) appendaged bacteria b) hydrophilic barrier The bacterial cell then elongates and splits into two daughter cells each with identical DNA to the parent cell. MCQ.8): In which of the following bacterial condition, fimbriae helps the bacteria to stick to the mucous membrane of the host? a) Neisseria gonorrhoeae. b) gamma rays b) coliforms c) 5 8 2. Who is considered the "father of Western medicine"? Primary methods to prevent food spoilage do NOT include 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. It belongs to the phthalein family that is employed as an acid-base indicator. The section contains MCQs on size, shape and arrangement of bacterial cells, cell wall, structures external and internal to the cell wall. 1. E. coli is a sub-group of the fecal coliform group. a) False A) True ---- >> Below are the Related Posts of Above Questions :::------>>[MOST IMPORTANT]<. 5.6 - 8.2 form of c. 3.0 - 6.0 d. 8.0 - 14.0 a. Organic compounds b. Inorganic compounds 14. 7. includes 6 urine samples. the virus must be able to cross-link red blood cells directly. A. American Type Culture Collection Diagram and name four mechanisms bacteria use to transport materials across the cytoplasmic membrane. b) irregular D) all of the above. View Answer, 11. a) 3.0 4.6 Answer: C b) vitamins 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. Dec 20, 2022 OpenStax. c) Gram-negative bacteria Several microbes are useful to humans in diverse ways like in household products, industrial products, agricultural products, etc. Answer: D Clarification: The question mark in the following figure represents flagella of a rod-shaped bacterium. Primary treatment removes material that will either float or readily settle out by gravity. It should be active and stable and environmentally safe. C. Enrichment Culture technique What is the approximate size of the bacterial cell? B) mass, controlled culture of microbes to synthesize products. b) The examination of the infection sites, c) They are prokaryotes in cellular organization. What is high throughput screening used for? d) The organism must be able to grow in an easily available nutrient medium. d) Corynebacterium diphtheriae magic island poem tone Consult Now 6. D) A and C . b) Streptococcus lactis a) Treponema The growth factor-like amino acids, vitamins promotes the growth of auxotrophic mutants. Clarification: The Crowded Plate Technique is used for the detection and isolation of the organisms which are antibiotic producers. answer choices. c) chitin d) All of the mentioned Which one of the following is called as the 'brewers yeast'. 5. The objective of this study was to isolate, identify, and screen the potential antimicrobial-producing . a) S mallpox View Answer, 24. View Answer, 29. 9. Biology Multiple Choice Questions on Microbes. Auxanography technique is employed for detecting microorganisms able to produce__________. B. Auxanographic technique 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. b) The organism must be able to produce a high yield of product Good work practices include, a. smelling and tasting chemicals . b) Ferdinand Cohn a) phospholipids Some examples of rod-shaped bacteria include Lactobacillus, Morganella, Bacillus anthracis, Klebsiella . a) Killing all microorganisms. a) 1mm in diameter d) Thermophile Place the gram of soil into the first tube with saline and SHAKE WELL. True uses 50 grams of glucose in a 500ml solution. To practice all areas of Fermentation Technology for Interviews, here is complete set of 1000+ Multiple Choice Questions and Answers. screening of microorganisms includes mcq. True A. View Answer, 19. A routine GTT: is three hours long. 6. b) Corticoviridae d) hydrophobic barrier and site of generation of protonmotive force A 19-year-old male living in a tropical region of India visited the hospital. 9. A) are among the most widely used preservatives. a) Spread-plate The section contains MCQs on microorganisms, industry, industrial uses of bacteria, molds and yeasts, genotypic changes, bacterial recombination and conjugation, bacterial transduction and transformation. 1. 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) True Children are more susceptible to this disease. Juli 2022 b) Auxanographic technique C. MacConkeys Agar plate b) Magnifying lens a) Regeneration (retrieve https://www.learningsta.com, April 2021) 2.0 SCREENING . 5. The normal composition of feces includes all of the following except: A. Bacteria B. c) Pour-plate and spread plate c) nucleotides Our 1000+ MCQs focus on all topics of the Microbiology subject, covering 100+ topics. C) maintain a high osmotic pressure to kill microorganisms. View Answer, 27. a) parasitic View Answer, 5. 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. The section contains MCQs on chemotherapy historical highlights, antibiotics and their actions, microbiological assay of antibiotics, antifungal, antiviral and antitumour antibiotics. d) saprophytic The lesson covers the complete explanation of class 8 Chapter 2 Microorganisms.Topics covered are Introduction to Micro-organisms and microbiology, different types of Micro-organisms, Useful and Harmful Micro-organisms. b) Longest wavelength of visible light used b) mycotic infection d) Phaeophycophyta 7. a) site of generation of protonmotive force c) AIDS However, in a contemporary sense, we associate biotechnology with the direct alteration of an organism's genetics to achieve desirable traits through the process of genetic engineering. a) electron beams and magnetic fields d) Hanging Drop technique It is further followed by secondary screening, to check the capabilities and gain information about these organisms. a) True 12. D) all of the above. 10. A test tube contains 9ml distilled water. Which of the following method is useful for isolation and detection of organisms having the ability to produce organic acids? It is 50,000X magnified image of a bacterium. c) Desulfotomaculum sp. All Rights Reserved. Which of the following are produced by microorganisms? a) Condenser lens Secondary screening may be qualitative and quantitative in its approach. Binary fission begins when the DNA of the bacterium divides into two (replicates). Which of the following method is useful for isolation and detection of organisms having the ability to produce growth factors? citation tool such as, Authors: Nina Parker, Mark Schneegurt, Anh-Hue Thi Tu, Philip Lister, Brian M. Forster. A. False. Which of the following enzyme removes the RNA primer with its 5-nuclease activity? c) 1000-fold You may refer to the lesson text whenever you are unsure of the answer. The section contains questions and answers on cell division modes, bacteria growth cycle and quantitative measurement. Microorganism Definition. Several types of cells of the immune system perform phagocytosis, such as neutrophils, macrophages, dendritic cells, and B lymphocytes. These microorganisms have been often under-appreciated and under-studied. B. c) Psychrophile The section contains questions and answers on sanitary quality of water, wastewater, treatment processes, fresh foods microbial flora, food preservation and microorganisms. b) Nitrosococcus oceanus b) cell wall View Answer, 36. 4. The respiratory chain of bacteria is associated with the _____________ Answer: A 3. d) Photosynthetic sulfur bacteria is affected by the patient's food intake on the day of testing. a) Crowded plate technique 30 seconds. b) transposons Categories: . 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