This quiz explores the historical experiments related to spontaneous generation, featuring scientists like Lazzaro Spallanzani, Louis Pasteur, John Needham, and Francesco Redi. It assesses understanding of experimental flaws and the scientific method in disproving spontaneous generation, crucial for students of microbiology.
The birth of live offspring from a mother.
The germination of a seed.
The appearance of maggots on rotting meat.
All of the answer choices are correct
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He placed meat in one container and left another container empty. He then observed the containers for the appearance of maggots.
He placed meat in two containers and covered one of them. He then observed the containers for the appearance of maggots.
He placed meat in two containers and fly eggs in one of them. He then observed the containers for the appearance of maggots.
He placed adult flies in two containers, one with meat in it and one without. He then observed the containers for the appearance of maggots.
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The broth in both Flasks A and B remained clear.
The broth in both Flasks A and B became cloudy.
The broth in Flask A remained clear, and the broth in Flask B became cloudy.
The broth in Flask A became cloudy, and the broth in Flask B remained clear.
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Francesco Redi
John Needham
Lazzaro Spallanzani
Louis Pasteur
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Air could enter the flasks, but no microorganisms could enter.
No air could enter the flasks, but microorganisms could enter.
Neither air nor microoganisms could enter the flasks.
Both air and microorganisms could enter the flasks.
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Boiling activated dormant microorganisms present in the broth.
Boiling the broth did not kill all microorganisms present.
Microorganisms entered the broth from the flask itself after the flask was sealed.
After Needham boiled the broth, microorganisms entered from the air.
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