Multiple choice

Yeast is mostly found on:

  1. organic substances rich in lipids

  2. animal excreta

  3. organic substances rich in carbohydrates

  4. organic substances rich in proteins
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Yeasts are fungi that thrive on sugar-rich (carbohydrate-rich) organic substrates like fruit juices, nectar, and plant exudates. They ferment sugars for energy. Lipids, proteins, and animal excreta are not their preferred growth media.

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