Which of the following is not a stage in purification of drinking water?a. filtration b. chlorination   c. activated sludge d. sedimentation

Q: The conversion of liquid water into gaseous water is called runoff percolation infiltration…

A: The matter is any substance that occupies space.

Q: 1. Describe organisms that are used to determine fecal contamination of water.

A: Introduction :  Fecal pollution of water is the water contamination caused by disease-causing…

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: discuss in detail the process of water purification.

A: Asked: Process of water purification

Q: As a water treatment expert, please clearly highlight the potential limitation of the treatment…

A: Wastewater treatment involves removal of harmful contaminants from the wastewater or sewage water…

Q: If you are planning to grow maize crop on your land area (2 hectares) and the recommended dose of…

A: Nitrogen (designated by the letter N) is a very important component of chemical fertilizers used in…

Q: 1. On a spot plate, put a pH paper on each well. Place 2 drops of liquid samples on different wells.…

A: pH, (pH=-log [H+])  is the quantitative measure of the acidity or basicity of aqueous or other…

Q: Denitrifying bacteriaa. convert ammonia to nitrate.b. convert nitrate to ammonia.c. convert N2 to…

A: Answer is d.) convert nitrate to N2.

Q: MECHANICAL METHOD OF WATER TREATMENT AT THE WATER- WIRED STATION 1. filtering 2. defending 3.…

A: Mechanical filtration system in water treatment plant uses different units to filter out suspended…

Q: Three water samples namely river water, untreated sewage water and secondary effluent discharged…

A: BOD or biological oxygen demand refers to amount of oxygen that is required by microorganisms in…

Q: 1 3 7 8. Please select the word from the list that best fits the definition is often banned from…

A: Land fill is a site for the disposal of waste materials. Landfill is the oldest and most common form…

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: METHODS OF WATER TREATMENT AT THE WATER-WIRED STATION 1. ozonation 2. coagulation, sedimentation,…

A: In a public water treatment plant the water is made safe for drinking by the help of number of water…

Q: What role do biofilms play in trickling filters?

A: Wastewater treatment is an interaction used to eliminate impurities from wastewater or sewage and…

Q: There is quite a bit of concern that chlorine used as a water purifi cation chemical presents…

A: Chlorine is used as a disinfectant in water treatment plants.

Q: Describe two methods of water analysis.

A: Water could dissolve most of the biological molecules in it and so it is known as a universal…

Q: Match the items given in column A and B: Column A Column B (a) Catalytic converter (i) Particulate…

A: Pollution caused by various human activities is a major concern. Pollution has adverse effects on…

Q: Discuss briefly the following: (a) Radioactive wastes (b) Defunct ships and e-wastes (c) Municipal…

A: (1) Radioactive wastes: Radioactive wastes are created as a result of the nuclear energy production…

Q: Describe how to measure the effectiveness of a chemical disinfectant.

A: A chemical liquid or a substance that is used to kill microbes is referred to as a disinfectant.…

Q: Which of the following is antiseptic and disinfectant? O a. Filtration O b. None O c. Heat O d.…

A: Antiseptic  They are those materials which is use to stop the growth of microorganisms.…

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: Which of the following is an example of disinfection? a. Washing the resident's hands with soap and…

A: There are two processes to clean the surfaces- sterilization and disinfection. The sterilization…

Q: What are the causes of poor solid waste management in your community

A: Solid-waste management involves the collecting, treating, and disposing of solid material, which is…

Q: Discuss the different methods of water analysis to determine pollution.

A: Introduction Water quality analysis is performed to assess the chemical, physical, and biological…

Q: A common procedure of for cleaning the grease trap in a sink is to add a product that contains…

A: Sodium hydroxide is also commonly called caustic soda. It is extremely corrosive in nature as well…

Q: List three characteristics required of a good sewage indicator:

A: Fecal coliforms are the most widely used sewage indicator organisms. They are commonly used to…

Q: Discuss briefly the following:(a) Radioactive wastes(b) Defunct ships and e-wastes(c) Municipal…

A: Radioactive waste Radioactive waste is a type of waste that is very hazardous due to the presence…

Q: Describe the concept behind sterilization by filtration, includingexamples of applications.

A: Sterilization is a procedure adapted for the removal, killing, or deactivation of all life forms…

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 the items given in column A and B:Column A                                 Column B(a)…

A: Pollution is the introduction of harmful materials in sufficient concentration levels into the…

Q: A pond is found to contain high levels of nitrates & phosphates. What is the most Ilikely source of…

A: Ans-  agricultural runoff

Q: Which action would be an ineffective preventive measure for acid deposition? Reducing coal use…

A: Acid rain is caused when rain water mixes with certain gases like sulphur dioxide, nitrogen monoxide…

Q: INDICATOR INDIRECTLY INDICATING FOR FRESH WATER POLLUTION BY HOUSEHOLD-CONSUMER WASTE WATERS 1.…

A: Introduction :- Water pollution occurs when chemicals contaminate water sources, rendering the water…

Q: Discuss the process of purifying drinking water and the importance of each step in the removal of…

A: Purification of water includes the removal of harmful substances from it.

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: CHLORINATION IS 1. by means of special water treatment 2. the physical method of water purification…

A: Chlorination is one of the methods used for the disinfection of water.  Millions of microorganisms…

Q: Describe and evaluate pollution management strategies for acid deposition.

A: Corrosive rain specifically influences the chemical and pH equalizations in ground water. The…

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…

Q: Choose the correct answer. Encircle the letter of the correct answer. 1.) These processes involve a…

A: Encircle the letter of the correct answer. 1.) These processes involve a change in the physical…