Psychotrophs - Study guides, Class notes & Summaries

©THEBRIGHTSTARS 2024 MBY 161 Theme 4 Exam Questions With Correct Answers. Physical aspects needed for bacterial growth - answer1. Temperature 2. pH 3. Osmotic pressure Chemical aspects needed for bacterial growth - answer1. Carbon 2. Nitrogen 3. Phosphorus 4. Sulfur 5. Oxygen 6. Organic growth substances Temperature - answer1. Psychrophiles = Cold-loving microbes. 2. Mesophiles = Moderate-temperature loving microbes. 3. Thermophiles = Heat-loving microbes. 4. Psychotrophs = Micro...

BIOL 305 - Chapter 6 Microbiology Exam 2 Practice Exam Microbiology Exam 2 Practice Exam Chapter 6: 1. Microbial growth is based on? (a) Number of colonies (b) Size of the cells (c) Number of cells/microbes (d) How fast microbes grow 2. 3. What three primary groups are microbes placed in based on their preference of temperature? (a) Psychrophiles- moderate temperature loving microbes Mesophiles- heat-loving temperature microbes Thermophiles- cold-loving temperature microbes (b)...

What are the characteristics of parasites? - ANSWER -live inside or outside the living host -need nutrients & protection -produce some degree of harm to the host Describe what Pasteur did in his spontaneous generation experiment. - ANSWER -two swan-naked flasks (open-end tube) -heated the broth in the two flasks (microbes died in broth) - broke one neck of the flask (there microbes growing in the broth) -other neck of the flask, he did not break the neck (no microbes that grew in the bro...