Microbiology: ... by Taxonomy (Instructor's)
5th Edition
ISBN: 9780134298757
Author: BAUMAN
Publisher: PEARSON
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Chapter 26, Problem 3TF
Summary Introduction
Introduction:
Pasteurization is the process of killing microbes present within packed and unpacked food products and increasing their shelf life by giving a high temperature for a short time of exposure.
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Which of the following is NOT a physical method of microbial control?
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_____ kills pathogens and some spoilage organisms but does not sterilize substances.
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Chapter 26 Solutions
Microbiology: ... by Taxonomy (Instructor's)
Ch. 26 - Prob. 1MCCh. 26 - Prob. 2MCCh. 26 - Prob. 3MCCh. 26 - Prob. 4MCCh. 26 - Prob. 5MCCh. 26 - Prob. 6MCCh. 26 - Which of the following is added during water or...Ch. 26 - Prob. 8MCCh. 26 - Prob. 9MCCh. 26 - Prob. 10MC
Ch. 26 - In the environment, nutrients are generally...Ch. 26 - Most chemical elements exist in the environment as...Ch. 26 - In the carbon cycle, microbes convert _______. a....Ch. 26 - Prob. 14MCCh. 26 - In aquatic environments, most microbial life is...Ch. 26 - Prob. 16MCCh. 26 - Of the following characteristics, which would...Ch. 26 - Anammox reactions are _______. a. anaerobic and...Ch. 26 - Prob. 19MCCh. 26 - Prob. 20MCCh. 26 - Match each term with its correct definition. 1. __...Ch. 26 - Prob. 1TFCh. 26 - Prob. 2TFCh. 26 - Prob. 3TFCh. 26 - __ Methane is a gas produced by microbial...Ch. 26 - Prob. 5TFCh. 26 - __ Recalcitrant molecules can be degraded by...Ch. 26 - __ Biofilms of microorganisms form in aquatic...Ch. 26 - __ Cooperation is common among microorganisms...Ch. 26 - ______ Aquatic microorganisms are more prevalent...Ch. 26 - _______ Abyssal organisms are found near shores of...Ch. 26 - Prob. 1FIBCh. 26 - Prob. 2FIBCh. 26 - Prob. 3FIBCh. 26 - Prob. 4FIBCh. 26 - Leaching of compounds from mine tailings often...Ch. 26 - Biogeochemical cycling involves three primary...Ch. 26 - Nitrogen exists primarily as ______ in the...Ch. 26 - Prob. 8FIBCh. 26 - A _________ is a device composed of microbes and...Ch. 26 - Prob. 10FIBCh. 26 - Label the general phases in the carbon cycle.Ch. 26 - Label the processes of the nitrogen cycle.Ch. 26 - Why does the application of recombinant DNA...Ch. 26 - Given what you know about microbial nutrition and...Ch. 26 - Compare the types of alternative fuels that could...Ch. 26 - Prob. 4CTCh. 26 - Even though water and wastewater undergo...Ch. 26 - Take a critical look at the garbage in all of your...Ch. 26 - Prob. 7CTCh. 26 - Prob. 8CTCh. 26 - Explain why sake- sometimes called rice wine-would...Ch. 26 - Inexpensive bulk wines and wines that have been...Ch. 26 - Prob. 11CTCh. 26 - Prob. 12CTCh. 26 - Prob. 13CTCh. 26 - Explain how biosensors might be used for water...Ch. 26 - Prob. 15CTCh. 26 - Using the following terms, fill in the following...Ch. 26 - Even though microbes are naturally present in raw...Ch. 26 - Prob. 2TMWCh. 26 - A blogger stated that germs (microorganisms) are...Ch. 26 - Compare human, animal, and plant pathogens that...
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- Can culture media be sterilized in the hot air sterilizer? Why or why not? (Answer in not more than 5 sentences)arrow_forwardLabel Differential Enriched Fastidious Microorganisms Fermentation broths General purpose Selective Sekective and Differential Trypticase Soy Agar Unwanted microorganismsarrow_forwardWhich of the following is used in the sterilization of the medium?a) benmargeb) swabc) autoclaved) centrifugee) coolingarrow_forward
- Based off Pasteur’s sterility experiment, which of the following choices is least likely to result in microbial growth? Nutrient broth placed in flask, heated, swan neck removed Nutrient broth placed in flask, not heated, swan neck not removed Nutrient broth placed in flask, not heated, swan neck removed Nutrient broth placed in flask, heated, swan neck not removedarrow_forwardMicrobe(s) that is/are the target(s) of pasteurization includea. Clostridium botulinum. b. Mycobacterium species. c.Salmonella species. d. both band c.arrow_forwardcomplete the table below by citing some industrial fermentation products from microorganisms Fermentation Product Commercial Use Starting Material Microorganism Referencesarrow_forward
- If you suspect that your microbial culture growing in nutrient broth is contaminated, what can you do to confirm this?arrow_forwardIf a yellow halo is present around a colony on a mannitol salt agar (MSA) plate, the bacterium cannot ferment mannitol.arrow_forwardAs a microbiology student, how can you prevent or control coliform contamination in drinking water of your respective communityarrow_forward
- Which of the following statements regarding pasteurization is FALSE? Question options: pasteurization now uses higher heat for shorter times than when it was initially developed thermophiles are more resistant to pasteurization than are mesophiles all of these statments are TRUE endospores typically survive pasteurization pasteurization ws developed by Louis Pasteur pasteurization was initially developed to avoid wine spoilagearrow_forwardSpores and toxin-producing microorganism produce toxins need higher Aw than minimum Aw for microbial growth. How could food industry benefit from this fact?arrow_forwardWhich of these microbial structures is the most difficult to kill when attempting to sterilize instruments? bacterial spores Mycobacterium pneumoniae protozoal cysts fungal sporesarrow_forward
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