Advertisements
Advertisements
प्रश्न
Name the microbes that help the production of the following product commercially:
Citric acid
उत्तर
Citric acid: Aspergillus niger (fungi)
APPEARS IN
संबंधित प्रश्न
Bacteria cannot be seen with the naked eyes, but these can be seen with the help of a microscope. If you have to carry a sample from your home to your biology laboratory to demonstrate the presence of microbes with the help of a microscope, which sample would you carry and why?
Give examples to prove that microbes release gases during metabolism.
Give the biological name of the following:
A symbiotic nitrogen-fixing bacterium found in root nodules.
List the advantages of biogas plants in rural areas.
Concentrations of which vitamin increases, while the milk is converted into curd by the process of fermentation:
Milk is converted to curd by:
A small amount of curd added to the milk to initiate the curdling is called
Which species of Penicillium produces Roquefort cheese?
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?
