The larger distribution of clean quality milk all over the world can be said to be due to the great work of:

Match the following columns and select the correct option.

Column-$I$	Column-$II$
$(a)$ Clostridium butylicum	$(i)$ Cyclosporin-$A$
$(b)$ Trichoderma polysporum	$(ii)$ Butyric Acid
$(c)$ Monascus purpureus	$(iii)$ Citric Acid
$(d)$ Aspergillus niger	$(iv)$ Blood cholesterol lowering agent

$(a)\quad(b)\quad(c)\quad(d)$

Production of beverages at industrial scale requires growing microbes in very large containers known as

Which of the following enzymes are used to clarify fruit juices?
$(i)$ Lipase
(ii) Protease
(iii) RNase
(iv) Pectinase

Which of the following is used as an immunosuppressive agent in organ transplant patients?

How many of the following microorganisms are bacteria?
Aspergillus niger,Acetobacter aceti,Clostridium butylicum,Lactobacillus,Brewer's yeast,Baker's yeast,Propionibacterium shermanii,Penicillium notatum