1: Triple vaccine for the prevention of virus infections protects against: A1: A. mumps virus B. coxsackie virus C. measles virus D. rubella virus E. adenoviruses . %PDF-1.4 %���� (True/False) 2. H�lT�n�0��+�� �g��5�dq��*�"�!�8�D.��}��j+M�%��7|3��h����n�s���? 0000001767 00000 n r�K)�X�@k���$(��+�u�X� Disinfection is the process of elimination of most pathogenic microorganisms … Multiple Choice Questions and Answers on Sterilization Question 1 : Typical aeration rates for aerobic fermentation are 0 – 0.5 vvm 0.5 – 1.0 vvm 1.0 – 1.5 vvm 1.5 – 2.0 vvm Answer : 2 Question 2 : The K used in the equation for X10=2.303/K depends upon nature of the filter material linear velocity of the air passing through filter both (a) and (b) thickness of the filter … Waste Water Engineering Multiple Choice Questions on “Disinfection Process – 1”. This is the collection of some multiple choice questions to check your understanding about immunology; definitions, terms, concepts etc. C) antisepsis. <]>> Changes in Disinfection and Sterilization Since 1981 ... and chlorine. 0000001176 00000 n x�b```g``y"E&01 �+��C\�1�A��@�B���ν�5,kpp0~aX T�:��?C��r��6E=���Z�����:45��(���pJ`����)��e+?��h��Y�-rTȭ�rSPr�p:j�6��z�I��Q�N�Hl�;_n"To�;���r�Ǒ.% �>?�� The time required to kill 90% of the microorganisms in a sample at a specific temperature is the. Which of the following type(s) of Personal Protective Equipment (PPE) is frequently used? UK GCE A AS A2 Level Chemistry practice worksheets. 8. 4. Which is the common indicator organism used in the evaluation of wastewater?a) Fecal coliformb) Total coliformc) E. colid) AlgaeAnswer: aClarification: The most common indicator organism for wastewater evaluation is fecal coliform but there has been discussion regarding the use of Escherichia coli (E. coli) or Total Coliform. 12. MCQs in sterilization and disinfection Question 1 of 25 Question category: Bacteriology. 1) Lysol is a a) Sterilent b) Disinfectant c) Antiseptic d) Antifungal agent Reply. Use of disposable items Disinfection SterilisationDefine each of … 0000039105 00000 n Sterilization and Disinfection I. Surface water contains approximately 1,000 times more indicator organisms than domestic wastewater.a) Trueb) FalseAnswer: bClarification: Domestic wastewater contains approximately 1,000 times more indicator organisms than typical surface water, understanding wastewater disinfection will make it easier to understand water disinfection. An autoclave pressure of 1 bar at a temperature of 120°C for 15 min will kill all living organisms. However, during the sterilization process, all present micro-organisms are killed, both harmful and harmless micro-organisms. 0000012384 00000 n 0000004208 00000 n Start studying Quiz 4. Multiple Choice Questions in Microbiology and Infection: Enter Your Answers Here. 1. Sterilization can be achieved by physical, chemical and physiochemical means. PROF JORDUS ANS1. 0000000016 00000 n When a chemical splashes in the eye rinse for _____? Sterilization and Disinfection Sterilization is defined as the process where all the living microorganisms, including bacterial spores are killed. 2. ��)�t� G�&��r����~1��f%�!��4���F�>n?n�oB}�����4n7�Գy* [���~ކ�����|ls���9w�}��g��c���e�0�4kJ��z�&�������Tya�������NA�i��^�|TvN���#�Fވ��~��?�v. Pasteurization: A partial sterilization process of a liquid by treating the liquid for specific temperature for specific time interval which destroys the harmful microbes from the liquid without altering the chemical composition. Environmental Engineering Multiple Choice Questions on “Methods of Disinfection”. Can u send to me any update MCQ and notes. 0000005433 00000 n 1. Which of the following is not a physical disinfection means?a) Heatb) Soundc) Metalsd) UVAnswer: cClarification: For physical disinfection of water, means like heat, sound, light (UV), electronic radiations and gamma rays can be used. Which of the following is not a chemical disinfectant?a) UVb) Ozonec) Chlorined) BromineAnswer: aClarification: There are various physical, chemical and biological disinfectants used for disinfection process. Chemicals used in disinfection are called disinfectant. 0000007705 00000 n Check Your Answers Here. At the beginning of the 20th Century, water and wastewater were treated by one principle, “the solution to pollution is dilution.”. a. prevention c. microbiology . 2 / 15. 10 seconds c. 5 minutes . INTEXT QUESTIONS 4.1 1. 3. Sterilization is a process related to disinfectiona) Trueb) FalseAnswer: aClarification: Sterilization is a process related to disinfection. 0000039595 00000 n Physical agents MCQs, sterilization and disinfectants quiz questions and answers for admission and merit scholarships test. Basics of Sterilization Chapter Exam Instructions. 5. At the end of this immunology MCQ, i have posted the answers also. 10. Miles says: February 11, 2015 at 9:44 am. 0000005669 00000 n Sterilization (a) Removal of visible soil 2. 0000003840 00000 n Question Bank Multiple choice . Inorganic Chemistry Questions answers com. Fish Columnaris Fungus amp Saprolegnia Treatment. %%EOF 0000008302 00000 n 0000017616 00000 n ________ is the process where all the living micro-organisms, including bacterial spores are killed.a) Disinfectionb) Sterilizationc) Incinerationd) PyrolysisAnswer: bClarification: Sterilization can be achieved by physical, chemical and physiochemical means. Alcohols are used for A) disinfection. These short solved questions or quizzes are provided by Gkseries. Which of the following means cannot be used for sterilisation?a) Physicalb) Chemicalc) Physiochemicald) BiologicalAnswer: dClarification: There are various means used for the process of sterilization. Disinfection (b) Removal of Pathogenic Microorganisms 3. MCQs in sterilization and disinfection Category: Bacteriology. 0000025055 00000 n 353 0 obj <>stream The sterilization methods discussed include steam sterilization, ethylene oxide (ETO), hydrogen peroxide gas plasma, and liquid … 1. '7��'�����x���B 0000004901 00000 n 11. a) Primary sedimentation b) Disinfection c) Secondary sedimentation d) Flocculation Answer: b