The dry fibrous residue left after the extraction of sugarcane juice is known as:

Which fermented beverage has the maximum alcohol content?

From which fungus is penicillin obtained?

Assertion $A$: $Ernest \text{ Chain}$ and $Howard \text{ Florey}$ improved the production of penicillin.
Reason $R$: Penicillin was obtained from the fungus $Penicillium \text{ notatum}$.
Which option is correct for Assertion $A$ and Reason $R$?

Streptomycin is produced by which micro-organism?

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