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Introduction to Microbiology quiz #3

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Terms in this set (16)

  • What organisms break down chemical wastes in a treatment plant?

    Microorganisms such as bacteria break down chemical wastes in treatment plants.

  • Which disease can be treated with an antibiotic? Malaria, strep throat, chicken pox, athlete’s foot

    Strep throat can be treated with an antibiotic.

  • At what minimum temperature should hot TCS food be held?

    Hot TCS food should be held at a minimum of 135°F (57°C).

  • What type of infections are typically treated with antibiotics?

    Bacterial infections are typically treated with antibiotics.

  • What is the most important way to prevent a foodborne illness from bacteria?

    Proper handwashing is the most important way to prevent foodborne illness.

  • At what temperatures do most foodborne pathogens grow most quickly?

    Most foodborne pathogens grow quickly between 41°F and 135°F (5°C and 57°C).

  • What is an extremophile?

    An extremophile is a microorganism that thrives in extreme environmental conditions.

  • What was the significance of the invention of the microscope in 1666?

    The invention of the microscope allowed scientists to visualize and study microorganisms.

  • In which type of environment do microorganisms grow best?

    Microorganisms grow best in warm, moist, and nutrient-rich environments.

  • What is false concerning microbes?

    Microbes are not all harmful; many are beneficial.

  • Which vitamin is synthesized by microbes in the intestine and helps to maintain bone health?

    Vitamin K is synthesized by intestinal microbes and helps maintain bone health.

  • Of the six conditions for pathogen growth, which is most important?

    Temperature is one of the most important conditions for pathogen growth.

  • What type of environment would likely be free of microbial life?

    Sterilized environments, such as inside an autoclave, are free of microbial life.

  • Which type of animal-like protist can be found inside termites?

    Flagellated protozoa can be found inside termites.

  • Which specimen needs to be transported on ice?

    Specimens for viral testing often need to be transported on ice.

  • What is the most common portal of entry for human pathogens?

    The respiratory tract is the most common portal of entry.