How can the temperature of steam be raised above 100°C? Whichinstrument is based on this technique and how is it used?

Q: What is the principle behind boiled potato and hydrogen peroxide reaction?

A: The potato & hydrogen peroxide experiment is a pretty straightforward approach to study on the…

Q: what does chroomatography observation mean

A: Column fractionation was developed in the 1890s as a technique of separating the various components…

Q: What are the application of solid state fermentation?

A: On the basis of the type of substrate, fermentations are of two types. These are solid state…

Q: What is the range of pocket thermometer?

A: They are lightweight digital thermometers. They have a built in pocket clip. It is constructed using…

Q: Why is ionizing radiation more effective than UV radiation forsterilization of food products?

A: Ionizing radiations are the radiations that are released by the atoms that travels in the form of…

Q: Why should you be careful not to underheat a smear during the heat-fixingprocess?

A: The bacterial strain are so small that it cannot be visualized by naked eyes. It has to be observed…

Q: What a scrubber in the exhaust of chemical industrial plant removes?

A: Pollution is the introduction of contaminants into the natural environment that cause adverse…

Q: What is the effect of moist heat and dry heat? Define TDT and TDP. What is the minimum sterilization…

A: Sterilization is defined as a technique which is used for complete removal, killing or deactivation…

Q: Can you identify different zones in the luminous flame

A:

Q: What are the types of wax bath?

A: There are many types of therapeutic baths that are prescribed by the physician according to the…

Q: Was there any difference in the amount of gas produced by yeast in room temperature tapwater…

A: Saccharomyces cerevisiae, more commonly known as Baker’s Yeast, is a single-celled microorganism,…

Q: Which test tube shows the most fermentation?

A: Respiration is defined under breaking down of glucose into carbon dioxide water and energy in the…

Q: How can a life cycle of microorganism and heat resistance graph be used to determine the boiling…

A: Heat is one of the effective as well oldest physical methods that have been employed for microbial…

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: How are Durham tubes used to measure gas production in carbohydrate fermentation tests?

A: Durham tubes are simply smaller test tubes inserted upside down in another test tube.

Q: What is the correlation between radiation “energy” and the mechanisms of sterilization?

A: Safety is of utmost importance while working with any contagious or pathogenic substance or living…

Q: Can you explain on your own words why the thermometer should not be shaken rigorously to lower the…

A: Glass thermometer containing mercury that helps to record the body temperature.

Q: What is the function of mordant?

A: Gram staining is a common technique that is used to differentiate bacteria into two broad groups…

Q: Why does picric acid and tannic acid are used to treat burn?

A: Picric Acid, is an organic compound chemically known as 2,4,6-trinitrophenol. It is a pale yellow…

Q: What could potentially happen if you leave the slide exposed for too long to the open flame? Why do…

A: If the slide is overheated the cell wall of the smear will be ruptured . Concentration and freshness…

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: How would you set up the incubation system in order to isolate bacteria using sulphur compounds in…

A: Enrichment culture technique is a growth media that favors the growth of specific microbes over…

Q: What is the function of immersion oil?

A: Immersion oils are transparent oils that have specific optical and viscosity characteristics…

Q: give one reason why is it necessary to keep stirring the agar medium mixture in a beaker when…

A: Agar is a heteropolysaccharide, which is composed of different carbohydrate units. Agar is obtained…

Q: Why are film formers and solvents important in sunscreen formulations

A: In generating medicines or cosmetics formulation plays a key role as it makes sure that the active…

Q: How does an emulsifier work? How does this affect the cleansing action of soaps?

A: Emulsion: a. It is a liquid preparation containing two immiscible liquids, in which one is dispersed…

Q: What is the emf of a cell made up of a copper electrode and a hydrogen electrode (p, = 2 atm) in…

A:

Q: Why are cans of food put into a steam retort?

A: Certain foods are preserved by a technique called canning in which they food are placed in air-tight…

Q: How would white wine taste if the fermentation temperature was 5°C?

A: How would white wine taste if the fermentation temperature was 5 C?Answer. It would have a yeasty…

Q: What is the main application of Atomic absorption spectrophotometer (AAS)?

A: The Atomic Absorption Spectrophotometer (AAS) is primarily used to quantify the presence of several…

Q: what are the pros and cons of using lignin process for the production of vanallin?

A: Vannilin is an organic compound. It is a phenolic compound. It has multiple functional groups like…

Q: What is a periodic kiln?

A: kiln   A kiln is a type of oven with a thermally insulated chamber that produces temperatures high…

Q: Why is scale formation typically only a problem in hot water pipes?

A: Scaling is a deposition process of calcium and magnesium salts.

Q: What is the purpose of the respirometer with just rocks (the thermobar)? What conditions would cause…

A: Introduction  A respirometer measures the rate of oxygen and/or carbon dioxide exchange in a living…

Q: What are the three (3) possibilities of humidification process based on water temperature being…

A: Humidification is the process of adding moisture to the air. This can be done by water or steam to…

Q: Why is it important tonanimize heat loss around the distilling head (the 3-way adapter that connects…

A: Distillation, the process that involves the conversion of a liquid into vapor at a specific…

Q: what id the detection analysis of ozone?

A: Ozone, a colorless powerful oxidizing agent is a molecule containing three oxygen atoms (O3) which…

Q: What does photochemical smog pollution not contain?

A: Environmental pollution refers to contamination of the physical and biological components that…

Q: How can the temperature of steam be raised above 1008C? Which instrument is based on this technique…

A: Heat is one of the antimicrobial agents.

Q: Where do superoxide ions and hydrogen peroxide originate? Whatare their toxic effects?

A: The different ROS (reactive oxygen species) produced in the cellular system are H2O2 (hydrogen…

Q: How many joules are required to boil 150 grams of water?

A: To boil an amount of water, an amount of heat is required to increase the temperature is dependent…

Q: What is the source of turpentine oil?

A: Turpentine oil used as medicine and solvent. It is composed of beta and alpha-pinene and also a…

Q: Outline the principle in detail for vacuum embedding

A: The vaccum embedding unit has been developed for impregnating porous and fragile specimens with an…

Q: What is saponification? How can we make soap? What is the reaction involve in making soaps? Whats…

A: Soaps and detergents are commonly used in cleaning clothes, utensils and other dirty surfaces.…