46. The sulfite waste liquor fermentation employs the use of Candida utilis because of its ability to ferment
A. sucrose
B. pentose
C. glucose
D. maltose
47. Which of the following organisms has shown the ability of phosphate solubilization in red wine?
A. S.cerevisiae
B. Gluconobacter oxydans
C. Bacillus subtilis
D. None of these
48. The organism commonly used for the production of β carotene is/ are
A. Phycomyces blakesleeanus
B. Choanephora cucurbitarum
C. Blakeslea trispora
D. all of these
49. The organism commercially used for fungal fermentation to obtain citric acid is
A. A. oryzae
B. A.flavus
C. A. niger
D. S. cerevisiae
50. Erythromycin a broad-spectrum antibiotic is obtained with the help of
A. Streptomyces rimosus
B. Streptomyces venezuelae
C. Streptomyces erythreus
D. Streptomyces halstedii