Mcq on bod and cod
WebThis set of Environmental Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Physical Characteristics of Waste Water”. 1. Which of the following represents the physical characteristics of water? a) Chloride content. b) BOD. Web7 jul. 2024 · The biochemical oxygen demand (BOD) represents the amount of dissolved oxygen (DO) consumed by biological organisms when they decompose …
Mcq on bod and cod
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WebDETERMINATION OF CHEMICAL OXYGEN DEMAND (COD) OF WASTE WATER **VIVA QUESTIONS AND ANSWERS. What is COD? Write its unit.** It is defined as the amount of oxygen which is required for the complete oxidation of inorganic and organic waste/compounds present in waste water by a strong oxidizing agent. It is expressed in … WebExplanation: BOD = [(D1-D2)-(B1-B2) f]/P. Where D1 is the dissolved oxygen of the diluted sample right after the preparation. D2 is the Dissolved Oxygen of the sample after …
WebThis set of Applied Chemistry Multiple Choice Questions & Answers (MCQs) ... The amount of oxygen is taken as the measure of the quantity of organic matter is called as the BOD. 12. COD is the short form of the chemical oxygen demand. a) True b) … Web1 dec. 2024 · Find MCQs & Mock Test. JEE Main 2024 Test Series; NEET Test Series; Class 12 Chapterwise MCQ Test; Class 11 Chapterwise Practice Test; ... BOD and COD 2. Viable and non-viable particulate pollutants. asked Oct 5, 2024 in Environmental Chemistry by Raghuveer01 (51.2k points) environmental chemistry; class-11; 0 votes. 1 answer ...
Web10 mei 2024 · The organic strength of wastewater is measured in three ways: 1) as 5-day biochemical oxygen demand (BOD5), 2) chemical oxygen demand (COD), and/or 3) total organic carbon. Typically, municipal wastewater treatment plants will use BOD5 as a measure of the organic concentration into, and through, the wastewater plant. Industrial … Web9 dec. 2015 · Some processes similar to this is the process of using MBR, SBR or SMBR. 3. Reduce COD with Oxidator. Some chemicals, can help you to reduce the COD of waste water. Chlorine, Hydrogen peroxide and ...
WebFor fresher water, as both BOD and COD should be negligible, hence the ratio can be equal to 1. Important points: The COD/BOD ratio for the different forms of waste water are as …
Web21 dec. 2024 · 于是环境科学工作者们将废水用化学药剂氧化时所消耗的氧量称为化学需氧量，即cod；而将废水用微生物氧化所消耗的氧量称为生物需氧量，即bod。由于cod和bod能够综合性地反映废水中所有有机物质的数量，且分析比较简单，因此被广泛地应用于废水分析 … hamm ticketcornerWeb9 uur geleden · The cod-father: Swedish dad and his son reel in enormous 5ft-long fish big enough to feed 35 off Norwegian island. Soren Nilsson and his son Anders caught cod … burroughs receiptnow driversWebExplanation: The BOD and COD stand for the Biological Oxygen Demand and Chemical Oxygen Demand respectively. BOD is the dissolved oxygen is utilized by microbes in … hamm theater programmWeb11 okt. 2024 · COD is associated with BOD. COD, however, is the only method for measuring industrial pollutants in water, which cannot be quantified using BOD. COD is … hamm tirschenreuth homepageWebRelational Database Design Multiple Choice Questions and Answers (MCQs), Boyce Codd Normal Form quiz questions for software engineering online courses. "Boyce Codd … burroughs park trail mapWebLearn Pollution BOD and Eutrophication Multiple Choice Questions (MCQ), Pollution BOD and Eutrophication quiz answers PDF to study o level biology online course for o level … burroughs park tomball texasWeb16. BOD is: (a) A measure of the organic matter presents in water (b) Usually less than COD (c) Biochemical oxygen demand (d) All of the above. 17. BOD/COD ratio will always be: … burroughs park pond