Explore topic-wise MCQs in Fermentation Technology.

This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Fermentation Technology knowledge and support exam preparation. Choose a topic below to get started.

1.

All the breweries generate a surplus of yeast.

A. True
B. False
Answer» B. False
2.

Chitin can be detected by primulin.

A. True
B. False
Answer» B. False
3.

The ATP levels in the yeast cells can be monitored using ________________

A. Chemiluminescence
B. Bioluminescence
C. Photoluminescence
D. Electroluminescence
Answer» C. Photoluminescence
4.

Which of the following has been useful to determine the condition of yeast?

A. Trehalose
B. Glucose
C. Lactose
D. Fructose
Answer» B. Glucose
5.

The glycogen content of the yeast can be determined by _________

A. Safranin
B. Phenolphthalein
C. Iodine
D. Acridine orange
Answer» D. Acridine orange
6.

Which of the following provides the energy for sterol synthesis?

A. Glycogen
B. Starch
C. Mannose
D. Oxygen
Answer» B. Starch
7.

Which of the following is not a characteristic of the viable cell?

A. The capability of cellular growth
B. The capability of cellular proliferation
C. Oxygen evolution and carbon-dioxide uptake
D. Possession of membrane integrity
Answer» D. Possession of membrane integrity
8.

Which of the following is excluded by viable cells?

A. Propidium iodide
B. Rhodamine 123
C. Acridine dye
D. Mg-ANS
Answer» B. Rhodamine 123
9.

Which of the following gets accumulated in viable cells?

A. Rhodamine 123
B. Acridine Orange
C. Ozonol dye
D. Mg-ANS
Answer» E.
10.

Which of the following method is not reliable for viability tests?

A. Plate counts
B. Methylene blue/Safranin O double stain
C. Alkaline methylene violet test
D. Citrate methylene violet
Answer» C. Alkaline methylene violet test
11.

Who compared the efficacy of viability measurement by different methods?

A. Smart
B. Sami
C. Nomura
D. Nishikawa
Answer» B. Sami
12.

Which of the following is used to count the number of cells?

A. Haemoglobinometer
B. Haemocytometer
C. Spectrophotometer
D. Flowcytometry
Answer» C. Spectrophotometer
13.

Which of the following method is procedure is used to access the yeast viability in the brewing industry?

A. Methylene blue test
B. Phenolphthalein test
C. Safranin test
D. Coombs test
Answer» B. Phenolphthalein test
14.

Which of the following is not the type of quality test of yeast?

A. Determining microbial contamination in yeast
B. Determining the phenotype of yeast
C. Determine the physiological condition of yeast
D. Determining the viability of yeast
Answer» C. Determine the physiological condition of yeast