Advertisements
Advertisements
प्रश्न
Give the biological name of the following:
A symbiotic nitrogen-fixing bacterium found in root nodules.
Advertisements
उत्तर
The biological name of the symbiotic nitrogen-fixing bacterium found in root nodules is Rhizobium.
APPEARS IN
संबंधित प्रश्न
Name some traditional Indian foods made of wheat, rice and Bengal gram (or their products) which involve use of microbes.
Name the microbes that help the production of the following product commercially:
Citric acid
Which of the following pair is correctly matched for the product produced by them?
Lactic acid is formed by the process of:
Milk is converted to curd by:
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 ______.
Why does ‘Swiss cheese’ have big holes?
Name a microbe used for the production of Swiss cheese.
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?
