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Microorganism Sterilization Techniques Quiz

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Microorganism Sterilization Techniques Quiz

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Questions and Answers

What temperature and duration are required for autoclaving to kill endospores?

100°C for 15 minutes

121°C for 15 minutes (correct)

121°C for 10 minutes

100°C for 10 minutes

Which method of preservation punctures cells due to crystal formation?

Pasteurization

Slow freezing (correct)

Refrigeration

Radiation

What mechanism does dessication rely on for microbial control?

Endospore formation

Removal of moisture (correct)

High pressure

Osmotic pressure

Which type of radiation is cidal to microorganisms?

Gamma rays Signup and view all the answers

What is the main mechanism of action of Beta-lactam drugs?

Disruption of cell wall synthesis Signup and view all the answers

Which of the following drugs is used to treat tuberculosis (TB)?

Isoniazid Signup and view all the answers

Which class of drugs inhibits cell wall synthesis in bacteria?

Cell Wall Synthesis Inhibitors Signup and view all the answers

Which food preservation method works by preventing the flow of water across a membrane?

Osmotic Pressure Signup and view all the answers

Which of the following is an example of a cell membrane disruptor that targets fungi?

Nystatin Signup and view all the answers

Which class of drugs is used in highly active antiretroviral therapy (HAART) for HIV treatment?

Reverse Transcriptase (RT) Inhibitors and Protease Inhibitors Signup and view all the answers

Which of the following drugs is an example of an antimetabolite?

Trimethoprim Signup and view all the answers