Cause and Transmission of Infectious Disease (HSC SSCE Biology): Quizzes
📚Quizzes
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10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does the germ theory of disease state about the origin of microorganisms?
What does the germ theory of disease state about the origin of microorganisms?
All microbes come from pre-existing microbes
What technique did Koch develop for growing microorganisms in the laboratory?
What technique did Koch develop for growing microorganisms in the laboratory?
Agar plate technique
According to Koch's postulates, what must happen when pure culture is given to a healthy host?
According to Koch's postulates, what must happen when pure culture is given to a healthy host?
Host must develop the same symptoms
Which bacterium responsible for tuberculosis did Koch discover?
Which bacterium responsible for tuberculosis did Koch discover?
Mycobacterium tuberculosis
What did Pasteur discover caused fermentation in beet juice?
What did Pasteur discover caused fermentation in beet juice?
Living organisms called yeasts
What is the primary purpose of pasteurisation?
What is the primary purpose of pasteurisation?
Kill disease-causing microorganisms
What key feature of Pasteur's swan-necked flasks trapped microorganisms?
What key feature of Pasteur's swan-necked flasks trapped microorganisms?
The narrow neck and curve of the glass
What did Pasteur's swan-necked flask experiment prove about contamination?
What did Pasteur's swan-necked flask experiment prove about contamination?
Organisms carried in air, not generated
What method did Pasteur develop to prepare bacteria for use in vaccines?
What method did Pasteur develop to prepare bacteria for use in vaccines?
Attenuating (weakening) the bacteria
In Pasteur's anthrax vaccine trial, what happened to the vaccinated animals?
In Pasteur's anthrax vaccine trial, what happened to the vaccinated animals?
All vaccinated animals survived