I just took a test in school today. What question was I asked?

Question I was asked: Conjugation in a paramecium differs from sexual reproduction in volvox because conjugation

I just took a test in school today. What question was I asked?

Question I was asked: Which human organ system produces sperm or egg cells?

I just took a test in school today. What question was I asked?

Question I was asked:
Which units are best to measure the amount of rain that fell during a thunderstorm?