Which microorganism is used in the production of bread?

Which process is used to obtain products like cheese and yogurt?

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 under a microscope,which sample would you carry and why?

Which among the following products of microbes is not obtained from fungi?

Which of the following converts milk into curd and increases the amount of vitamin $B_{12}$?

Roquefort cheese is ripened by