12 Biology- 10 Microbes in Human Welfare: Online Test
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Yeast is used in the production of *
2 points
Monascus purpureus is a yeast used commercially in the production of *
2 points
Which one of the following is mainly produced by the activity of anaerobic bacteria on sewage? *
2 points
Which one of the following helps in the absorption of phosphorus from soil by plants? *
2 points
An organism used as a biofertiliser  for soyabean crop is *
2 points
Secondary treatment of sewage is mainly a *
2 points
A common nitrogen fixer in common fields is *
2 points
A common biocontrol agent for the control of the plant diseases, is *
2 points
Which one of the following is not used in organic farming? *
2 points
Probiotics are *
2 points
Bacillus thuringiensis is used to control *
2 points
Rotenone is a *
2 points
Biogas produced by fermentation of manure, sewage, cattle dung, etc. predominantly comprise *
2 points
The enzyme that converts glucose into alcohol, is *
2 points
Rennin employed in cheese production is a /an *
2 points
VAM is important for *
2 points
Yeast is an important source of *
2 points
The vitamin whose content increases following the conversion of milk into curd by lactic acid bacteria is *
2 points
Methanogenic bacteria are not found in: *
2 points
Which one of the following alcoholic drinks is produced without distillation? *
2 points
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