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Louis Pasteur

Louis Pasteur quiz

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Question 1 of 3Easy

What did Pasteur vaccinate sheep against in 1881?

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More questions about Louis Pasteur

These visible examples show the question style. LearnClash turns the full topic into ranked duels and spaced repetition.

  1. 1 Easy

    Which gas did Pasteur discover kills some microbes?

    Answer: Oxygen

    Why: Pasteur called these microbes anaerobic, meaning living without air, and the oxygen-needing kind aerobic.

  2. 2 Medium

    Which subject earned Pasteur a 'mediocre' grade in 1842?

    Answer: Chemistry

    Why: Just five years later he earned his doctorate, with theses in chemistry and physics.

  3. 3 Hard

    Salts of which acid showed Pasteur that molecules can be mirror images?

    Answer: Tartaric acid

    Why: He sorted the tiny left-handed and right-handed crystals into two piles by hand, using tweezers.

  4. 4 Easy

    Which animal bit the Smolensk villagers Pasteur treated in 1886?

    Answer: Wolf

    Why: Wolf bites were generally seen as fatal back then, yet most of the group survived Pasteur's treatment.

  5. 5 Medium

    What did Pasteur send back to the University of Bonn in 1871?

    Answer: His honorary degree

    Why: Bonn had made Pasteur an honorary doctor of medicine only three years earlier, in 1868.

  6. 6 Hard

    Which chemical weakened the vaccine in Pasteur's 1881 public trial?

    Answer: Potassium dichromate

    Why: The process resembled one developed by Pasteur's rival Henri Toussaint, a veterinarian in Toulouse.

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