Based on the Exercise on the Isolation of Coliform to assess water quality. When is your drinking water safe for drinking? Why? Why not?

Q: Suppose after an analysis of lake water used for drinking that you concluded that coliforms were…

A: IMViC is an acronym wherein I is for indole test, M is for methyl red,  V is for voges proskauer and…

Q: Which parameter is generally less for a fixed dome type digester?   Select one: a. Life span  b.…

A: A fixed dome type digester is a fixed dome plant's component with a non-movable gas holder lying on…

Q: WATER PURIFICATION AT THE WATER SUPPLY STATION USES THE CHEMICAL METHOD 1. irradiation of water 2.…

A: Water purification is a process of removing pollutants, microbes and other impurities from water. It…

Q: Is it signicant to use DO,BOD and coliform parameter for monitoring ground water resources.

A: The monitoring of water resources is very important to maintain the quality of water resources and…

Q: How many coliforms need to be present before drinking water is considered dangerous?

A: Coliforms are bacteria that can be found in the excrement of any animal, including humans. They can…

Q: Which of the public health practices were in use long before modern science explained their success?…

A: Revolutions occurred in the field of medicine in the 19th century and beyond due to advances in…

Q: Weigh the pros and cons of sanitizing food with more thorough methods vs less intense methods. Use…

A: Answer- Sanitizing food is in great demand in today's scenario due to COVID-19 pandimic. There are…

Q: Calculate the coliform concentration in a milk sample based on the following colony counts: 10 2 :…

A: Introduction Coliform bacteria are defined as rod-shaped Gram-negative non-spore forming and motile…

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: Preservatives/additives and maintenance of temperature (hot or cold) for prepared food items helps…

A: Introduction:- Food is a substance that is mostly made up of nutrients such as protein,…

Q: What method of food preservationexploits the principles that are illustrated here?

A: Food preservation is a process to eliminate or reduce the food spoilage by microbial growth and…

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: With the low nutrient concentrations in manures/organic matter, why use it at all

A: In agriculture, plant yield is enhanced by using pesticides and chemical fertilizers such as urea,…

Q: Ted heats some food just to boiling, and stores some of it immediately in a container which he…

A: A microorganism, or organism, is a living being of minute size, which might exist in its…

Q: why cant human live without water?

A: Around 60 percent of our body is made up of water and we can only live three to five days without…

Q: Why are dissolved toxins different between the upstream samples, the samples from the lake in the…

A: Ever-growing population, urbanization, and modernization are posing problems of sewage disposal and…

Q: How does Efficient waste management improve aqua culture production

A: Environmental Biology is a branch of science that is the junction of environmental science, ecology,…

Q: What group of food spoilage microorganisms that can thrive or grow in wide range of pH levels in…

A: Food microbiology includes those organisms that can survive in food and spoil it and also those that…

Q: Check to see if the MacConkey agar plate using excellent water would demonstrate the presence of…

A: Water is usually define as the term to contamination is the presence of unwelcome particles in the…

Q: Make a unique answer: Describe the methods for identifying and quantifying microbial contaminants in…

A: The majority of techniques for determining the presence of microorganisms in water rely on…

Q: a) Anoxic sludge digestion is a secondary waste water treatment; what are the major microbial…

A: Waste water management includes two major steps : Primary treatment and Secondary treatment. In…

Q: What are some unsustainable approaches for meeting our needs for clean fresh water?

A: Sustainable water systems aim to provide clean quantity and quality of water to the rising water…

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: Give the standard scientific definition of “coliform”. Are coliforms indicator organisms (YES OR…

A: Bacteria are defined as single-celled micro-organism which has a simpler structure than other…

Q: Justifythe importance to have full characteristics test off water sample before proceed with the…

A: Water has great importance in perspective of biological system.it act as an universal solvent many…

Q: Leachate production is what

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

Q: match coloumn a to coloumn b coloumn a coloumn b 11. Safe drinking water is totally free from…

A: Note: We are authorized to answer one question at a time since you have not mentioned which question…

Q: FALSE 4. Twenty-three water samples out of 24 samples from the La Trinidad water district must…

A: The drinking water should have certain criteria to be met, for considering it safe to drink and…

Q: What summary can be drawn from the stab slant and surface inoculation.

A: A growth medium is intended to promote the growth of a variety of microorganisms or cells by the…

Q: Which microhabitat supports growth of halophilic microorganisms? Check all that apply. * Great Salt…

A:

Q: Which of the following is the process of killing all pathogenic and non-pathogenic microorganisms?…

A: Microorganisms are ultramicroscopic organisms that mainly found as unicellular, multicellular or as…

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: why is It not refrigerate it) while waiting days before checking for contamination? your

A: Contamination may be Bacterial contamination. Bacteria usually require to survive at room…

Q: Why is it the Fluidized Bed Bioreactor is important in the biological wastewater treatment compare…

A: Fluidized bed bioreactor are specialized bioreactor in which many chemical reactions can be used in…

Q: Escherichia coli is used as an indicator organism to determine pollution of water with what?

A: Bioindicator as the term suggests is the indicator of the quality of the environment. The function,…

Q: in a leachate experiment where we put banana peels in a container to observe for 4 weeks. what are…

A: Decomposition is the process by which micro-organisms break down dead organic substances into…

Q: If high temperatures are most effective at killing microbes, what statement correctly explains why…

A: Pasteurization process involves initially heating and then rapidly cooling liquids and food…

Q: Describe the difference between blanching, pasteurization, and canning. What is the purpose of each…

A: Food spoilage is the process in which a food product turns unsuitable to eat by the consumer. The…

Q: Z During secondary treatment or biological treatmen which of the following do not happen (1)…

A: Secondary treatment : This is a wastewater treatment stage which follows the primary stage. In this…

Q: Make a chart of all the organisms (Columns) with results    a. Blood Agar Plate b. PEA Agar Plate…

A: As another way of identifying the effects of temperature on the growth of different organisms,…

Q: . Explain the importance of Fluidized Bed Bioreactor in the biological wastewater treatment and why…

A: The objective of biological wastewater treatment is to make a framework wherein the consequences of…

Q: Wastewater from a local hospital were being treated in a general wastewater treatment plant (WWTP)…

A: Waste management is an important element of environmental protection. Its purpose is to provide…

Q: Microbes can provide beneficial activities. Bioremediation (using bacteria) is a process used to…

A: Answer

Q: low temperature-long time pasteurisation

A: The French scientist Louis Pasteur coined the term pasteurization. Pasteurization is the process of…

Q: What is water activity and what role does it play in the growth of microorganisms and yeasts and…

A: Water activity is the partial vapor pressure of water in a solution divided by the standard state…

Q: Describe organisms that are used to determine fecal contamination of water.

A: Multiple bacterial organisms are present inorder to detect or determine the fecal contamination of…

Physical and Chemical features

The physical property of a compound could be determined without modifying the originality of the compound. Examples of physical properties are density, hardness, color, boiling, and melting point. The chemical property expresses the ability of a compound to undergo a particular chemical change.