s. Most bacteria that you find on your body are A) acidophilic thermophiles B) m

Question

s. Most bacteria that you find on your body are A) acidophilic thermophiles B) mesophilic neutrophiles C) aerobic psychrophiles. D) capnophilic hyperthermophiles. E) alkalinophilic halophiles 6. The phase of the bacterial growth curve where the number of dying cells equals the number of cells pr the metabolic rate of organisms decline an oduced is the A) Lag phase B) Log phase C) Stationary phase D) Death phase E) Exponential phase . After 20 hours of incubation, it f the broth. From the above 7. A bacterial sample was inoculated into thioglycollate broth was noted that there was growth only on the very top surface o observation, you conclude that the organisms are: A) Obligate Aerobes B) Obligate Anaerobes C) Facultative anaerobes D) Aerotolerant anaerobes E) None of the above are toxins that are the lipopolysaccharide of the outer membrane of Gram-negative 8. cell walls A) Exotoxins B) Endotoxins C) Enterotoxins D) Leukocidins E) Hemolysins rovide examples of the impact of microorganisms on agriculture environment, ecosystem, energy, and human health, including biofilms 9. Organisms that are resident microbiota are best described as A) microorganisms that remain with the person throughout life. B) any microorganisms that cause disease C) organisms that remain in the body for a short time. D) microorganisms that may cause a disease under certain circumstances. E) microorganisms that never cause disease.

Explanation / Answer

5- C aerobic psychrophiles

6- C stationary phase

7- A obligate aerobe

8- B endotoxins

9- A

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