How did Artturi Virtanen's AIV method work?

Answer and explanation

Correct answer: C. It acidified green fodder

  1. Step 1: Farmers needed to store fodder for winter. Step 2. The acid kept the fodder fresh and nutritious. Answer: It acidified green fodder. Why not the others: The other methods are not the AIV method.

Practise more Science, Arts and Culture.

Free questions with an explanation for every one, and full timed Finnish General Knowledge mock tests.