If you are working at a sewage treatment plant, which microbial process would you use to reduce nitrates in sewage before releasing into rivers? Why? O nitirification to convert nitrates to unusable nitrites; to increase algal growth in water

Q: murting Kitrate to nitrite itrogen yas 15. Denitrifying bacteria need which of the following…

A:

Q: What are the four most important chemical nutrients for microbial growth? O Carbon, copper,…

A: Microbial growth refers to the growth of a population, not to an increase in the size of the…

Q: Plants absorb several ions and water from soil. For this reason, it is necessary for the soil to…

A: The sandy soils due to their low organic matter content, they have a limited buffering capacity with…

Q: Imagine a sewage plant that is releasing sewage containinghigh levels of ammonia and phosphate and…

A: Sewage refers to wastewater, which is produced due domestic or industries. It contains a variety…

Q: equires oxygen at a lower concentration than typically found in air.   Question 3 options:   a)…

A: Throughout nature, aerobic and anaerobic environments can be found in diverse niches. These…

Q: Is the environment in a candle jar anaerobic?

A: Introduction: An environment is considered as anaerobic when no free oxygen is available but present…

Q: Microbiology Why do obligate aerobes need oxygen? (In other words why is oxygen so important to…

A: Ans- Obligate aerobes use oxygen as a terminal electron acceptor and depend on aerobic…

Q: In microbiology, the term growth in a culture usually refers to an increase in O 1) the number and…

A: Microbes are the microscopic appearance creatures that are not visible to the naked eye. These…

Q: Chemoautotrophs can survive on ____________ alone.a. minerals b. CO2 c. minerals and CO2 d. methane

A: Chemoautotrophs are the organisms that acquire their energy by the oxidation of inorganic or organic…

Q: Why does secondary treatment of wastewater require O2?

A: Secondary treatment is a part of wastewater disposal system, where the sewage or other waste waters…

Q: An obligate halophile requires higha. pH b. temperature c. salt d. pressure

A: There are many kinds of microbes that live in a variety of environment like salt, under high…

Q: EXPERIMENT : UTILIZATION OF FOOD/AGRICULTURAL WASTE FOR PRODUCTION OF BIOETHANOL OBJECTIVE To…

A: Bioethanol production has received considerable attention over years due to fewer emissions of…

Q: Which type of bacteria is responsible for producing ex-tremely toxic sulfuric acid?(a) Thiobacillus…

A: The most dangerous group of bacteria are the sulfur oxidising due to their ability to produce…

Q: Some hyperthermophiles can survive autoclaving temperatures. Are they a concern in health care?

A: Hyperthermophiles can't multiply at room temperature if they survive autoclave temperatureThey can…

Q: The thermal death point refers to: 1) The time it takes to kill an organism in an autoclave 2) The…

A: As more and more microbes were discovered and identified as the cause of various infections or…

Q: Denitrifying bacteria require a carbon source. The dosage is the amount of chlorine used. An aerobic…

A: Denitrification is the microbial process of reducing nitrate and nitrite to gaseous forms of…

Q: You are given an unknown bacterium in the lab and have to determine unknown bacterium's oxygen…

A: . Obligate Aerobes require oxygen to grow but Obligate anaerobes are damaged by oxygen. Facultative…

Q: How does primary sludge differ from activated sludge? What type of changes in the sludge are carried…

A: Since you have posted multiple questions we solve the first question for you. To get the remaining…

Q: The spoiled bottle of wine that was stored at standard room temperature for several months…

A: An acidophile is an organism that can or must live in an acidic environment. An acidic environment…

Q: Microbes that grow best at low temperatures are called what? Psychrophiles O. Thermophiles O Aerobes…

A: We’ll answer the first question since the exact one wasn’t specified. Please re-submit a new…

Q: Tilogell gas ng hitrate to nitrite 15. Denitrifying bacteria need which of the following conditions…

A: According to the guidelines we have to answer first 1-2 question rest you can ask separately thank…

Q: What are the terms used for the conditions that influence bacterial growth on food? Explain each…

A: The conditions necessary for bacteria growth on food are often acronym together as FATTOM. It stands…

Q: Which of the following bacteria are most likely to be pathogenic? O Psychrophiles O Mesophiles O…

A: According to guidelines we have to answer the first question only. so please kindly post the…

Q: You are responsible for the bioremediation of soil contaminated by jet fuel. Your coworker suggests…

A: Bioremediation can be defined as the branch of biotechnology which deals with the removal of…

Q: Which of the following coud describe a microbe that causes a lemon left untouched in your…

A: Microbes or micro-organisms are microscopic structures that can be seen or studied with the help of…

Q: A patient with flatulence (gases in the digestive tract) might have active View Available Hint(s)…

A: Flatulence is a buildup of gas in the digestive system that can lead to abdominal…

Q: If you are a farmer and want to increase plant growth without adding artificial fertilizers to yo…

A: The essential  elements are very much important for life, without them functioning of the organism…

Q: If you are working at a sewage treatment plant, which microbial process(es) would you use to reduc…

A: The wastewater that is released from the household, factories, industries, etc. is first treated to…

Q: Microaerophiles A) O do not require oxygen for growth B) O are the same as facultative anaerobes C)…

A: Oxygen requirements of bacteria reflect the mechanism used by them, to fulfill their energy needs.…

Q: A microbe causing a bloodstream infection is likely all of the following except

A: Certain bacteria can lead to bloodstream infections causing septicemia. It may use an external route…

Q: Which of the following apply to silver as a chemical inhibitor of microbial growth? Acts as a…

A: Sterilization is the method of removal or killing or elimination of live cells from any surface.

Q: What is growth in "pure culture"? O Growth of human pathogens Growth of just one species in the lab…

A: A microbial culture is a method of multiplying microbial organisms by letting them reproduce in a…

Q: What type of microbes can not be effectively killed by low temperature (i.e. freezing) treatment?…

A: The organisms which can survive in extreme conditions are known as archaebacteria.

Q: Which of the following groups of microbes is most likely to be associated with humans? A…

A: Microorganisms are a group of organisms that are very small with their size ranging in microns. They…

Q: extreme microscopic organisms that require high temperatures to survive

A: Ecosystem has several kinds of organisms which has different habitat. Some organisms are able to…

Q: Microbes that make us sick are typically_ a) mesophiles Ob) psychrotrophs Oc) thermophiles d)…

A: The correct answer is (c) thermophiles.…

Q: Organısms that grow at temperatures in excess of 100 C are known as A) O thermophiles. B) O extreme…

A: For, the various organisms to sustain their lives, there is a range of parameters such as…

Q: The term "turbidity" in microbiology refers to: a cloudy appearance in broth, meaning microorganisms…

A: Introduction :  Turbidity refers to the quality of being cloudy, opaque with suspended matter.

Q: Fixing free nitrogen from the air means converting into ions that can be used by many types of…

A: Nitrogen cycle  It is biogeochemical cycle of nitrogen where nitrogen converted into many chemical…

Q: Wild-type bacteria can grow in broth or on agar that contains just an organic carbon source, like…

A: Prototrophs - wild type Auxotrophs - mutant type

Q: What are common, everyday examples that involve the following microbes: Psycrotroph, Mesophile,…

A: Psychrotrophs are cold-tolerant bacteria that have the ability to grow at low temperatures.…

Q: Bacterial growth a d. An iron-oxidizing bacterium growing at neutral pH needs to grow in low oxygen…

A: Microbiology is the study of microorganisms that are invisible to the naked eye. The microorganisms…

Q: Most living organisms cannot survive at temperature above 450c.How are some microbes able to live in…

A: Micro-organism are tiny organisms that cannot be seen by the naked eye, but are visible under…

Q: What is the word used to describe microbes which have simple enzyme systems and which require growth…

A: fastidious

Q: Chopped garlic often contains C. botulinum endospores and iscommonly sold submerged in olive oil,…

A: C. botulinum endospores is a potent nerve toxin that is rare and causes a paralysis disease called…

Q: Which of the followings is not and electrophile? +NO2 CH2=CH2 Fe+3 BF3

A: Electrophiles are chemicals that have the ability to attract electrons. Usually, these molecules…

Q: Most human bacterial pathogens are O thermophiles and alkalinophiles O psychrophiles and acidophiles…

A: Mesophiles are known to be adapted to moderate temperature. Mesophiles means middle loving.

Soil Ecosystem

Soil provides a habitat or living environment for a large number of different species of organisms as well as plants. It provides all the essential nutrients and minerals for plants to grow. All these together form the soil ecosystem.