17. I developed the commercial procedure of heating liquids to a high temperatur

Question

17. I developed the commercial procedure of heating liquids to a high temperature to prevent microbial spoilage. .h microorganisms caused a devastating roorganisms caused a devastating disease in silkworms, and even developed the first rabies vaccine. Who am ? a. Pasteur b. Lister c. Leewenhoek d. Koch e. House 18. Which of the following individals was an English urgeon who intrduced the use of dilute carbolie reduce the risk of surgical infections? a. Pasteur b. Lister ?. Leewenhoek d. Koch e. House 19. Which disease(s) can be caused by Streptococcus infections? a. necrotizing fasciitis (flesh eating disease) b. rheumatic fever c. peptic ulcer disease d. answers A and B are correct e. all of the above are correct 20. Which of the following best describes the pattem of microbial death? a. If all conditions are held constant, the cells in a population die at a constant rate. b. The rate at which cells die is influenced by temperature. c. The rate at which cells die is influenced by the nature of the treatment and the type of organism d. Answers A and B are correct e. All of the above are correct

Explanation / Answer

Answer 17. The correct option is A. Pasteur. He developed first rabies vaccine and also the commercial process for heating liquids to avoid microbial growth named Pasteurization.

Answer 18. The correct option is B. Joseph Lister. He was the english surgeon who recognized the role of airborne microorganisms in post-surgical infection.

Answer 19. The correct option is D. Answers a and b are correct ad streptococcus can cause flesh eating diseases as well as rheumatic fever.

Answer 20. The correct option is A. The cell population die at a constant rate.

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