48) What compound was used to limit the presence of oxygen in the oxygen environ

Question

48) What compound was used to limit the presence of oxygen in the oxygen environmental factor lab? 49) State two environmental conditions that could induce the formation of endospores 50) What general characteristics about a microbe did the Remel RapID test for? 51) True or False: Mechanical filtration is effective for removing all bacteria from a water sample when the pore size is 0.25 micrometers. 52) What was the purpose of heating commercial beverages to 80 degrees Celsius? For full credit, use the correct term.

Explanation / Answer

48) Usually, chemical-like Sodium Bicarbonate or sodium borohydride reacts with water and produces carbon dioxide and hydrogen. these two compounds of sodium are most common which are used to limit the oxygen in the oxygen environmental factor lab.

51)  extra fine filters are one of the types of the mechanical filter which can trap particles as tiny as one micron.

answer: false

because mechanical filters are not that effective like chemical filters which can remove/ kill almost all microbes.

52) Pasteurization is the process used in the commercial beverage( milk, wine, juice...) manufacturing which can effectively kill almost all the microbes that caused spoilage of these beverages. so heating at high temperature ( Pasteurization) can prevent these beverages from turning sour.

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