Microbiology

Microbiology Study Guide

3.3 Chapter Three Practice Exam 1. What is the state of being free from disease-causing contaminants (such as bacteria, viruses, fungi, and parasites), or the method of preventing contact with microorganisms? a. Sterilization b. Filtration c. Asepsis d. Disinfection 2. Which is most effective in destroying all forms of life, not just microorganisms? a. Biocides b. Antibiotics c. Disinfectants d. Antiseptics 3. Which of the following is a possible side effect of chemotherapy? a. Myelosuppression b. Mucositis c. Alopecia d. All of the above 4. The process in which the three-dimensional form of the protein reverts to a two-dimensional form, leading to the breakdown of the protein is called _____________. a. Moist heat b. Pasteurization c. Denaturation d. Tyndallization 5. Pasteurization is a successful physical method of eliminating which microorganism? a. Q fever b. Tuberculosis bacillus c. Protozoa d. Algae

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