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प्रश्न
Which of the following microorganism is used for production of citric acid in industries?
पर्याय
Lactobacillus bulgaris
Penicillium citrinum
Aspergillus niger
Rhizopus nigricans
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उत्तर
Aspergillus niger
संबंधित प्रश्न
Name the microbes that help the production of the following product commercially:
Citric acid
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Concentrations of which vitamin increases, while the milk is converted into curd by the process of fermentation:
The vitamin whose content increases following the conversion of milk into curd by lactic acid bacteria is ______.
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Name a microbe used for the production of Swiss cheese.
Home-made fruit juices are turbid, while the bottled ,fruit juices purchased from the market are clear. Give a reason for this difference.
Read the passage given below carefully and answer the questions that follow:
|
The bacterium Bacillus thuringiensis serovar israelensis (Bti) is commercially prepared in various formulations such as liquid, water dispersible granules, powders, and pellets. It is used as a larvicide all over the world due to its ability to produce a toxic protein that primarily targets the larvae of mosquitoes. In Sweden, Bti has been applied on a large scale in the form of commercially available granular formulation Vecto Bac G (Valent BioScience, USA). The applications have taken place in the lower Dalalven River Area to control mass outbreaks of the floodplain mosquito Aedes sticticus. |
- Why does the toxic protein kill the insects but not the bacterium?
- Can the formulation Vecto Bac G be used to eliminate the species of mosquito referred to above? Why?
