Which of the following bacteria is used for the production of butanol and acetone from starch?
Lactobacillus bulgaricus
Clostridium acetobutylicum
Streptococcum thermophilus
both'1' and '3'
Which of the following micro-organism is used for the production of citric acid in industries?
A.niger
P.citrinum
R.nigricans
L.bulgaris
Biotechnology utilises new organisms developed from the present organisms utilizing
Wood seasoning
environmental engineering
recombinant DNA technology
both '2' and '3'
The interferons have an ability to check the infection of
algae
fungi
viruses
bacteria
Pellagra is caused due to the deficiency of
niacin
biotin
pyridoxine
cobalamin
Milk tastes sour when kept in the open for sometime due to formation of
malic acid
citric acid
lactic acid
carbonic acid
The organism, used for alcoholic fermentation, is
Pseudomonas
Penicillium
Aspergillus
Saccharomyces
Which of the following vitamin contains cobalt?
vitamin-B1
vitamin-B2
vitamin-B6
vitamin-B12
Protein formed during viral infection is
histone
antibody
antitorium
interferon
A cell coded protein formed in response to infection with most animal viruses is
anitigen