Trace the treatment of wastewater in a typical plantfrom incoming water to release. What is the overallreduction in the BOD for typical household wastewater?What is the overall reduction in the BOD for typicalindustrial wastewater?

Q: Name the non biodegradable pollutant.

A: Non-biodegradable pollutants are D.D.T (dichlorodiphenyltrichloroethane), B.H.C (Benzene…

Q: Compare and contrast the processes that occur during primary, secondary, and tertiary wastewater…

A: Water pollution is caused primarily by the drainage of contaminated wastewater into surface water or…

Q: In wastewater BOD level is high but in flowing surface water usually BOD level is very low. Explain.

A: Introduction Biological oxygen demand (BOD) refers to the amount of dissolved oxygen required by…

Q: What are the various constituents of domestic sewage? Discuss the effects of sewage discharge on a…

A: Sewage treatment is done in order to obtain water for future usage. Clean water is a basic…

Q: How does treatment of drinking water and sewage vary in purposeand techniques?

A: Drinking water treatment is done on raw water to make it pure enough for human consumption by…

Q: What are the various constituents of domestic sewage? Discuss theeffects of sewage discharge on a…

A: Domestic sewage is characterized by waste water that discharged from the residential areas.

Q: Describe the three stages of sewage treatment.

A: Sewage water is the wastewater produced after the household uses, industrial uses, and purposes. So,…

Q: Why is secondary wastewater treatment referred to as biological approach?

A: Secondary wastewater treatment uses useless water or sewage water for quality up-gradation of water…

Q: In fixed-bed leaching, how it can be leached please mention one or two only.

A: Asked : Fixed-bed leaching

Q: What advantages does the anammoxprocess have over classical wastewater treatments for N removal?

A: Anammox (anaerobic ammonium oxidation is a reaction that oxidizes ammonium to dinitrogen gas using…

Q: Describe and explain the major steps in the process ofwastewater treatment. How can artificially…

A: Introduction  :- Wastewater treatment is the process of removing contaminants from wastewater and…

Q: State the purpose and importance of each process step in wastewater treatment.

A: Wastewater treatment: It is the process of converting wastewater that is of no use into an effluent…

Q: GIVE GRAPHICAL REPRESENTATION OF TREATMENT OF DOMESTIC WATER

A: Waste water treatment is defined as a process where the presence of contaminants, undesirable…

Q: A given municipal wastewater can be treated with the following methods. N + AS, Activated sludge…

A: Lime It works as a neutralizer and precipitant of chrome, copper, and heavy metals present in…

Q: Name the secondary pollutant.

A: Pollution is introduction of any substance which causes undesirable disturbances in the environment/…

Q: Prior to better regulatory control of metal release into domesticwastewater systems, crown corrosion…

A: Chemolithotrophs: These are a group of various microbes that can get all the energy essential for…

Q: When would tertiary treatment of wastewater be necessary ?

A: Water is the important natural resources.Water treatment is done in order to reuse the water again…

Q: Wastewater treatment process is endothermic or exothermic?

A: The wastewater treatment process is done in the wastewater treatment plant. It is completed in three…

Q: What is the importance of anammox in the treatment of wastewaters?

A: The bacterial phylum called Planctomycetes consists of organisms that carry out anaerobic ammonium…

Q: Suggest a wastewater treatment diagram for the pesticide industry. Give the reasons for each unit

A: Pesticides present in the water can be treated by the conventional wastewater treatment processes…

Q: trace the wastewater treatment (from incoming water to release) in a typical plant that handles…

A: Wastewater treatment  Technique used to clean up impurities from wastewater and turn it into an…

Q: Which statement among A-C is not applicable to flocculation, or floc formation, during wastewater…

A: Flocculation : Flocculation is a process in which solids form larger clusters or flocs which further…

Q: (b) (c) Explain the biological requirements for microalgal growth and the main system components for…

A: Microalgal production systems are systems that use algae to produce commercial products such as…

Q: Why is reduction of BOD in wastewater a primary goal ofwastewater treatment? What are the…

A: Wastewater treatment is carried out to reduce organic and inorganic compounds in the wastewater to a…

Q: Explaination of primary and secondary sewage treatment?

A: We know that large quantities of wastewater are generated everyday in cities and towns. a major…

Q: What are the possible solutions for burning of waste due to absences of garbage collector.

A: Waste management is an important facet in todays life considering the rapid in crease in…

Q: Other than treated water, what are the final products ofwastewater treatment? How might these end…

A: Wastewater treatment involves multistep process of primary treatment, secondary treatment and…

Q: An activated sludge plant (CSTR w/ recycle) has the following characteristics: Influent substrate…

A: To estimate the microorganism decay coefficient (b), we can use the relationship between OUR and Xa…

Q: Discuss the microbial ecology contributing to crowncorrosion of concrete sewer lines. In…

A: The destruction of the upper section of the pipes of waste water is called crown corrosion. It is…

Q: What is the difference between settling and sedimentation process in water treatment plant

A: Water treatment is defined as any process that will improve the water quality by making it…

Q: Why is secondary treatment of water in sewage treatment plant called biological treatment?

A: The wastewater is mainly treated in two stages, primary and secondary. The third or tertiary stage…

Q: Identify (stepwise) the process of purifying drinkingwater. What important contaminants are targeted…

A: The process of water purification involves the following steps Aeration Coagulation Flocculation…

Q: Describe and explain the major steps in the process of wastewater treatment. How can artificial…

A: Wastewater treatment : It is the process of removing impurities from wastewater & converting it…

Q: What is biochemical oxygen demand (BOD) test? At what stage of Sewage treatment this test is…

A: Water quality refers to the condition of the water, including chemical, physical, and biological…

Environmental Microbiology

Environmental biology deals with the study of microorganisms and their interaction with their surroundings. This term itself covers the microbial interactions with water, soil, air, and microbial too.