List three characteristics required of a good sewage indicator:

Q: Describe the sources and name examples of hazardousmaterials in the environment.

A: Hazards are regarded as the adverse activities that occur in the ecosystem. Human events or natural…

Q: What is the appropriate dose (chlorine, ozone, ultraviolet rays) to sterilize water per 100 cubic…

A: Hi! Thank you for the question! Since the appropriate dosage of ultraviolet rays is not known, the…

Q: Elaborate on the industrial processes of water purification and wastewater treatment. In your…

A: Introduction Water pollution is process by which water get polluted for various human activities.…

Q: Explain the imporance of using a control tube with only broth when measuring turbidity in a…

A: Introduction :- There are two types of growth medium or media which are used to grow microorganisms…

Q: _____ kills pathogens and some spoilage organisms but does not sterilize substances. Tyndallization…

A: Sterilization refers to any process that removes, kills, or deactivates all forms of life, in…

Q: What statistical analysis should you use to determine LD50 of solutions of treated and un-treated…

A: The following is a question related to statistical analysis for determining LD50 values in toxicity…

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: How does the Food Standards Code define a 'contaminant'?

A: Food contamination alludes to the presence of unsafe synthetic chemicals & microorganisms in…

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

A: Asked : Fixed-bed leaching

Q: What is e-waste, and why is it a growing concern?

A: E-WasteE-waste is defined as the waste released by the selling and purchasing of electronic…

Q: Microorganisms are used in the nitrogen removal process. Discuss why it isn't part of the secondary…

A: The aerobic self purification process that involves when the organic matter is added to the lakes…

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: The Allium Test is a common test in environmental science. What are some disadvantages to this test?

A: Biotechnology is technology that utilizes biological systems to develop or create different…

Q: Identify the microorganism/ group of microorganisms involved in the spoilage of the following food:…

A: Spoilage of food products causes great harm to the manufacturer and also to the people consuming it…

Q: Give an example of a European standard for evaluating efficacy of disinfectant against one type of…

A: The terminology used to describe various chemical disinfectants reflect their efficiency. Chemical…

Q: What temperature is considered adequate for achieving sterilization of a compost pile?

A: temperature considered for achieving sterilization of a compost pile is 135-160 F. At a…

Q: Explain the stages of the beer production: Malting Milling Mashing Boiling Fermenting Packinging

A: In order to make beer, you need grains, usually malted barley, hops, yeast, as well as and water.

Q: Name the thing which is not used for disinfection of drinking water.

A: Water from natural water bodies contains various disease-causing germs or pathogens which can cause…

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: Describe, in order, the 6 steps of cleaning drinking water (filtration, flocculation, corrosion…

A: Water is life. It is the number one source of nutrition. Human body is made of 60% of water . Water…

Q: Write an abstract of the article below in Methods (around 3 sentences):…

A: An abstract is a concise summary of the main points of a research article, thesis, review,…

Q: Cite examples of food products processed under each type of canning method: 1)Pressure canning  2)…

A: Canning is a type of food preservation method in which the food is processes and sealed in a…

Q: Which of the following activities would be performed within the Anteroom environment? Select one: a.…

A: Anteroom is a closed passage area between the cleanroom and the support zone in that area workers of…

Q: What are the main types of waste?

A: Waste is defined as unwanted and unusable materials and is regarded as a substance that is of no…

Q: Expalin the way in which pathogens slip through processes of water analysis and treatment undetected…

A: Drinkable water is necessary for optimum health, and its significance of water is widely recognized.…

Q: A water sample was taken from the Waikato River and returned to the laboratory to analyse water…

A: CFU is an abbreviation for Colony-Forming Unit. It is a unit of measurement used to estimate the…

Q: Chemicals that may be sterilants are called

A: High level germicides are a category of chemicals that have the ability to kill a wide range of…

Q: Name the secondary pollutant.

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

Q: Expalin the way in which pathogens slip through processes of water analysis and treatment undetected…

A: Drinkable water is necessary for optimum health, and the significance of water is widely recognized.…

Q: Leachate production is what

A: A leachate is any liquid that, extracts soluble or suspended solids from the material through which…

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: Which characteristics of POME would be the basis for your remediation or treatment recommendation?…

A: Palm Oil processing gives rise to highly polluting wastewater, known as Palm Oil Mill Effluent…

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: What are the sanitary classification of water

A: Sanitary sewer is an underground piping system that transfers sewage from toilets, sinks, kitchens,…

Q: spoilage in canned foods

A: Spoilage is a form of substandard or process of spoiling, especially the decay or deterioration of…

Q: Nutrient agar plates are inoculated alongside the Mannitol Salt or EMB agar plates because nutrient…

A: Nutrient Agar plates are inoculated alonside the mannitol Salt or EMB agar plate because nutrient…

Q: write notes on the following: co-metabolism, bioremediation, microbial corrosion, and relative…

A: