Identify the microbial source for the antibiotic streptomycin.

Fill in the blanks:
$(I)$ Ethanol is produced by $...a...$
$(II)$ Large scale production of beverages in industries is done in very large vessels called $...b...$
$(III)$ Penicillin was discovered by $...c...$
$(IV)$ $LAB$ checks disease-causing microbes in $...d...$
Which of the following options correctly identifies $a$ to $d$?

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?

The first antibiotic isolated was:

Yeasts poison themselves to death when the concentration of alcohol reaches about $........$ (in $\%$)

Hydroxyprogesterone is produced from which of the following?