Question

The yeast cake is stored in the refrigerator at _________

(a) 5 – 7°C

(b) 2 – 4°C

(c) 6 – 8°C

(d) 8 – 10°C

I have been asked this question in final exam.

My question is taken from Yeast Handling in Brewery in section Yeast Management & Microbiology of Fermentation Technology

Answer 1

Right answer is (b) 2 – 4°C

To explain: The yeast cake is stored in the refrigerator at 2 – 4°C. The yeast is pressed and skimmed on a plate and frame filter to recover entrain beer. Yeast cake is transferred to clean metal bins and then stored in the refrigerator at 2 – 4°C.