Which enzyme is used to remove oily stains in laundry?

Match the following columns:

Column-$I$	Column-$II$
$(a)$ Streptococcus	$(1)$ Alcoholic beverages
$(b)$ Monascus purpureus	$(2)$ Streptokinase
$(c)$ Trichoderma polysporum	$(3)$ Statins
$(d)$ Saccharomyces cerevisiae	$(4)$ Cyclosporin $A$

The production of vinegar from alcohol is caused by . . . . . . .

Which of the following scientists established penicillin as an effective antibiotic?
$(i)$ Ernst Chain
$(ii)$ Alexander Fleming
$(iii)$ Howard Florey
$(iv)$ Waksman

Penicillin is produced by which organism?

In 'fed-batch' fermentation,sugar is continuously added for which of the following purposes?