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प्रश्न
What is the source organism for ECORI, restriction endonuclease?
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उत्तर
Escherichia coli RY 13.
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संबंधित प्रश्न
Give examples to prove that microbes release gases during metabolism.
In which food would you find lactic acid bacteria? Mention some of their useful applications.
Give the biological name of the following:
The microbe used to produce Swiss cheese.
Name the microbes that help the production of the following product commercially:
Citric acid
How is milk converted into curd? Explain the process of curd formation.
Write short notes on the following:
Brewer's yeast
List the advantages of biogas plants in rural areas.
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Milk is converted to curd by:
A small amount of curd added to the milk to initiate the curdling is called
Which of the following used in Swiss cheese?
The vitamin whose content increases following the conversion of milk into curd by lactic acid bacteria is ______.
Big holes in Swiss cheese are made by ______.
Which type of food would have lactic acid bacteria? Discuss their useful application.
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?
Which of the following microbes is NOT involved in the preparation of household products?
- Aspergillus niger
- Lactobacillus
- Trichoderma polysporum
- Saccharomyces cerevisiae
- Propionibacterium sharmanii
Choose the correct answer from the options given below:
