$Bacillus$ $megatherium$ is used in:

Beer and buttermilk are products of fermentation by

Which bacterium has been used as a 'clot buster'? What is its mode of action?

Read the sentence with two blanks ($a$ and $b$): "The medicine used for patients of .....$(a)$..... is obtained from the species of organism .....$(b)$.....". Which is the correct option for the two blanks?

Cyclosporin $A$ is produced from which type of fungus?

The common antibiotic $Streptomycin$ is obtained from . . . . . . .