What is the Carbon content of Cast Irons? Group of answer choices a) Less than 2% b) More than 2% c) Less than 14% d) More than 14%

Q: What are the modes of destruction and applications of the following agents: 1.Heat 2. Alcohol 3.…

A: The PHYSICAL METGODS of sterilization involve use of heat, filtration, radiation, desiccation and…

Q: What causes pollution?

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

Q: What is the significance of thermotolerant E. coli? How did we use temperature to help select for…

A: The phrase "total coliforms" refers to a vast group of Gram-negative, rod-shaped bacteria with a…

Q: The electron carriers NAD+ and FAD—     accept electrons from acidic metabolites.     accept…

A: The electron carriers NAD+ and FAD— accept electrons from oxidized metabolites

Q: Explain the Alkali reserve ?

A: Alkali reserve is represented by Plasma bicarbonate . Bicarbonate concentration is significantly…

Q: Why is ocean water unfit for drinking?

A: Water is a transparent, inorganic, odorless, tasteless, and nearly colorless chemical substance.…

Q: What are three to four uses for water?

A: Water has some unique properties which enables it to be used for various purposes. Some important…

Q: How to reduce/control the tin pollution??

A: Tin is a metal that is soft and pliable. It cannot be oxidized easily since it is covered by an…

Q: Microbial respiration of arsenate has been found to: A. influence the mobility or transport arsenic…

A: Respiration is the process of the metabolism of biological molecules to generate energy. Energy…

Q: What is the biological importance of carbon, nitrogrn and phosphorus?

A: Organic chemicals known as biomolecules are mostly made of the element carbon. Nitrogen and…

Q: Which traits are shared among ammonia oxidizers and nitriteoxidizers?

A: Ammonia and Nitrite are the inorganic chemicals rich in nitrogen. They are used as fertilizers and…

Q: Compare environmental, economic, & social effects of large-scale algal oil production?

A: Algae oil or fuel uses algae species for the production of oil. Oil production in algae is a way of…

Q: Why do we often preserve foods by adding salt or sugar, as in making jam or salt pork?

A: Food preservation is the technique of delaying food degradation by inhibiting the growth of germs…

Q: ive 5 examples of enzymes in the following fields or products.   Applications of Enzymes Food…

A: Enzymes are chemical catalyst, thar are used in the food processing, agriculture, cosmetic,…

Q: What is the difference between bottled water and tap water?

A: Water is a very important natural resource for the survival of organisms. It is known as the source…

Q: What is pollution?

A: A pollutant may interfere directly or indirectly with an organism’s mechanical or biochemical…

Q: Name the green house gas?

A: Green house effect is a process when the gases in the atmosphere absorbs the radiation from the…

Q: What are the organisms involved in organic matter decomposition?

A: Organic matter decomposition occurs naturally through the process of bacterial decomposition. This…

Q: Explain why egg whites and milk are used as antidotes for heavy metal poisoning.

A: Heavy metal poisoning is the accumulation of toxic heavy metals in the tissues or cells of the body.…

Q: Denise was careful to eat only produce that did not contain pesticides.If the produce had…

A: Those that live or work on or around farms are at the greatest risk of accidental organophosphate…

Q: What are outside raw materials used for by an organism?

A: All living organisms require energy for growth, locomotion, reproduction, and movement. They acquire…

Q: The holes in Swiss cheese are caused by ____ ______?   Question 2 options:   A)  aspartic acid…

A: For milk fermentation, Lactic acid bacteria (LAB) are added to the milk. They are able to convert…

Q: A food consumer stored their food at 4 degree celsius without washing, hoping to preserve it for a…

A: Refrigeration doesn't kill the bacteria as such but makes their enzymes and metabolism inactive and…

Q: Which is the most hazardous metal pollutant of automobile exhaust?

A: Pollutants are the substances or energy introduced in the atmosphere that put undesired effects on…

Q: Source: http://www.hrrsa.org/tours/virtual-tour (This link is just for help) What is the difference…

A: The wastewater treatment process produces biosolids. The liquids and solids are separated during…

Q: 1. What is e-waste? 2. Why is e-waste hazardous? 3. What practical ways can you minimize your…

A: E-wastes, also known as Electronic waste that is generated due to discarded, unwanted or not working…

Q: What is the biomass?

A: Apart from the mass of a living organism, biomass also considers the tissues of the plant such as…

Q: How does the compound nitrapyrin benefit both agricultureand the environment?

A: The crop production belongs to agriculture field that deals with the production of crops mainly for…

Q: How do food additives kill microbes? Illustrate using an example

A: Food additives are compounds that are added to food to maintain flavor or improve its appearance,…

Q: Enumerate and explain three specific measures to minimize bioaerosol accumulation and to prevent…

A: Bioaerosols are a type of particle that is released into the atmosphere by aquatic and terrestrial…

Q: What are nitrogen wastes?

A: Several substances are released during metabolic processes like cellular respiration. Some…

Q: for which purpose nitrogen is used?

A: Nitrogen is the chemical element with the symbol N and atomic number 7. It is a nonmetallic element…

Q: How would you describe vulnerabilty in times of calamities?

A: Calamity is an event that happened naturally and causes harm and misery. Calamity causes widespread…

Q: How does food science play a role in ensuring foods are not contaminated?

A: Food Science is related with the study of agriculture and nutritional  Science. It includes various…

Q: How is methane produced?

A: Methane can be defined as a hydrocarbon that is found in large quantities in natural gas. Because…

Q: Large-scale industrial fermenters generally require constant, vigorous cooling. Why?

A: Fermentation involves the release of energy.

Q: How is water decontaminated and made safe to drink?

A: Water is very important for our survival it is required in almost all the processes which we do in…

Q: How is nitrogen from the atmosphere incorporated into biologically useful compounds?

A: The nitrogen cycle is the process by which the nitrogen is converted from organic to inorganic forms…

Q: What is Waste Management?

A: Waste management can be defined as all of the actions involved in waste management, from waste…

Q: What does the fluoride pollution mainly affects?

A: Pollution is the accumulation of harmful substances in the environment that causes contamination and…

Q: What kind of radiation is used to treat food?

A: Food irradiation is the process where the food is exposed to ionizing radiation such as gamma rays,…

Q: What is the effect of pH in the shelf life of unsterilized media? [Answer in not more than 2…

A: The shelf life of unsterilized media will decrease due to the pH.

Q: Illustrate the effect of temperatures 4, 15, and 25 °C on microbial spoilage of food. Assume that…

A: the higher the temperature, the more easily microorganisms can grow up to a certain point. Very high…

Q: What are the food items which are produced by bioprocess engineering?

A: The bioprocess engineers develop and manage equipments and systems which process and distribute food…

Q: How to reduce/control copper pollution?

A: Pollution is the contamination of soil, air, and water by harmful substances. This results in…

Q: The biogas used for cooking is a mixture of ___?

A: Anaerobic decomposition (also called anaerobic digestion) is the process of breaking down…