Iron, Zinc, Copper influence the production of ____________
Anonymous Quiz
21%
Protease
52%
Neomycin
21%
Citric acid
6%
Penicillin
Which of the following is not the product of fermented fruit?
Anonymous Quiz
11%
Wine
37%
Whisky
34%
Vinegar
17%
Beer
Which of the following reactor is best for the production of vinegar?
Anonymous Quiz
14%
Batch reactors
52%
Fed-Batch reactors
28%
Continuous reactors
7%
Submerged reactors
Which of the following is not a non-essential mineral?
Anonymous Quiz
61%
Molybdenum
18%
Iron
7%
Calcium
14%
Cobalt
❤1
Which of the following additives are required for a better yield of the desired product?
Anonymous Quiz
11%
Precursors
57%
Regulators
7%
Inhibitors
25%
Growth Factors
Which of the following is used as the precursor for Griseofulvin production?
Anonymous Quiz
4%
Cyanides
50%
Chloride
25%
?- Iononones
21%
Anthranilic acid
Which of the following is used in the preparation of Nikkomycins?
Anonymous Quiz
32%
Streptomyces organonensis
40%
Penicillium chrysogenum
28%
Streptomyces tendae
0%
Lactobacillus bulgaricus
Which of the following is used as the precursor of preparation of Cyclosporin C?
Anonymous Quiz
27%
L – Threonine
37%
Cyanides
33%
Phenoxy acetic acid
3%
D- Threonine
Cyanide is used as a precursor for production of ________
Anonymous Quiz
24%
Carotenoids
38%
Vitamin B12
35%
Riboflavin
3%
Vitamin B2
Which of the following is not a property of antifoams?
Anonymous Quiz
4%
It should be active at low concentrations
48%
It should have fast action on an existing foam
19%
It should be non-toxic to micro-organism
30%
It need not be sterilized
Who recognized the foaming patterns in fermentation?
Anonymous Quiz
14%
Lee
41%
Hall
31%
Tyman
14%
Solomons
Which of the following is not a defoamer?
Anonymous Quiz
16%
Amide waxes
19%
Oleic acid
45%
Organic phosphates
19%
Propanoic acid
The antifoaming agents should not cause any problems in the extraction and purification of the product.
Anonymous Quiz
88%
True
12%
False
The fermentation media should be free from _________
Anonymous Quiz
19%
Precursors
35%
Inhibitors
35%
Toxicity
11%
Defoamers
The fermentation media should not allow high yield of undesired products.
Anonymous Quiz
83%
True
17%
False
Which of the following acts as ?- Amylase inducer?
Anonymous Quiz
22%
Yeast mannans
44%
Starch
19%
Cellulose
14%
Pectin
❤2
In which of the following way, the medium may not influence oxygen availability?
Anonymous Quiz
34%
Fast metabolism
31%
Rheology
28%
Antifoams
6%
Elicitors
Maltose is inducer for an enzyme ___________
Anonymous Quiz
12%
Pectinases
47%
Proteases
35%
Pullulanase
6%
Nitralase
Which of the following is not an inhibitor used in fermentation?
Anonymous Quiz
26%
Bromide
41%
Ethionine
19%
Alkali metal
15%
Alkali earth metal
When more than five variables are to be accessed ______________ design can be used.
Anonymous Quiz
11%
Stowe-Mayer
61%
Greasham-Inamine
7%
Bull-Hicks
21%
Plackett-Burman
What do H and L denote in Plackett-Burman method?
Anonymous Quiz
33%
Height and Length
41%
High and Low
19%
Half and Life
7%
Hearing and Listening
❤1