Multiple choice general knowledge science & technology

who discovered microbes in air?

  1. Robert Kooch

  2. Aristotle

  3. Louis Pasteur

  4. none of the above

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Louis Pasteur discovered microbes in air through his famous swan-neck flask experiments in the 1860s, disproving spontaneous generation. Robert Koch (misspelled as 'Kooch') worked with Pasteur on germ theory, and Aristotle lived before microbes were known.