Multiple choice

During ripening of cheese by Penicillium roqueforti the characteristic aroma is because of

  1. Methyl ketones

  2. Aceto acetic acid

  3. Diacetyl

  4. Acetoin

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A Correct answer
Explanation

Penicillium roqueforti produces enzymes that break down milk fats into free fatty acids, which are then converted into methyl ketones, providing the characteristic pungent aroma of blue cheese.