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प्रश्न
Which of the following pair is correctly matched for the product produced by them?
विकल्प
Acetobacter aceti - Antibiotics
Methanobacterium - Lactic acid
Penicilium notatum - Acetic acid
Saccharomyces cerevisiae - Ethanol
उत्तर
Saccharomyces cerevisiae - Ethanol
APPEARS IN
संबंधित प्रश्न
Give examples to prove that microbes release gases during metabolism.
Name some traditional Indian foods made of wheat, rice and Bengal gram (or their products) which involve use of microbes.
Give the biological name of the following:
The microbe used to produce Swiss cheese.
Write short notes on the following:
Brewer's yeast
A small amount of curd added to the milk to initiate the curdling is called
The vitamin whose content increases following the conversion of milk into curd by lactic acid bacteria is ______.
Why does ‘Swiss cheese’ have big holes?
Which type of food would have lactic acid bacteria? Discuss their useful application.
Which one of the following factors is responsible for activation of protoxin into active Bt toxin of Bacillus thuringiensis?
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?
