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level: Level 1

Questions and Answers List

level questions: Level 1

Question	Answer
continuous addition of sugars in fed batch fermentation is done to	purify enzymes
what is saccharomyces cereviasse used to make	ethanol
modern farmer has been able to increase the yield of paddy by fifty percent with the help f which bacteria	cyanobacteria
what are azola and BGA use for	biofertilizers
the government has recently allowed alcohol to be mixed with petrol, what is the permitted percentage	five percent
what is the natural insectiside pyrethrum obtained from	chrysenthemum cinerifolium
a free living nitrogen-fixing cyanobacteria which can also form symbiotic asscociation with the water fern azolla is	anabaena
human insulin is being produced commercially from the transgenic species	escherichia
what is streptococcus lactis used for	adding flavour to the milk product
rennet is used in	cheese making
a drug used for organ transplant patients is obtained from a species of the organism	trichoderma
the procaryotes that help humans in making curd from milk and in production of antibiotics are ones categorized as	heterotropic bacteria
monascus purpureus is a yeast used commercialy in the production of	blood chlolesterol lowering statins
tobacco plant resistant to a nematode have been developed by the introduction of DNA that produced	both sense and antisense RNA
LAB grows in milk and convert it into curd. which nutritional value increases?	vitamin B12
what are glomus ?	it is a mycorrhizal component
does glomus help in absorption of phosphorus from the soil	yes
forms symbiotic association with plants and help them in nutrition	glomus
a good producer of citric acid is	aspergillus
biofertilizers include	BGA, rizobium,other nitrogen fixing bacteria and mycorriza
biopesticides include	virus, bacteria, protozoans, fungi and mites
ganga action plan started in	1985
what enzymes are used to chill proff beer	proteases
presence of E.coli in water indicate	fecal pollution
in which stage of sewage treatment desalination and chlorination of water is done	tertiary treatment
microbes that cannot be cultured in cell free extracts are	viruses
the fermented food of soya bean is	tempeh, tofu, sufu
antibiotic obtained from lichens is	usnic acid
which bacterium is super bug	pseudomonas putita
which bacterium is used in bioremediation process	pseudomaonas putita
which fungal extract was used to treat wounded soldiers of the WW2	penicillin
the derivatives of the gluconic acid is used as a source of	calcium
rotenone a natural insectiside is obtained by	derris SP.
during curd formation the starter that is used in fresh milk is also called	inoculum
secondary treatment is also known as	biological treatment
the term antibiotic means	against life
a commercial blood cholestrol lowering agent is	statin
some biocontrol agents are	trichoderma,baculovirus, baccilus thuringiensis.