Select the correct match for $X$ and $Y$:

Column $X$	Column $Y$
$(1)$ Silage	$(P)$ Measure of water pollution level
$(2)$ Flocs	$(Q)$ Cattle feed
$(3)$ Biogas	$(R)$ Bacteria associated with fungal filaments
$(4)$ $BOD$	$(S)$ Anaerobic metabolism of organic waste

Given below are two statements: one is labelled as Assertion $(A)$ and the other is labelled as Reason $(R)$ :
Assertion $(A)$ : $Spirulina$ is a microbe that can be used for reducing environmental pollution.
Reason $(R)$ : $Spirulina$ is a rich source of protein,carbohydrates,fats,minerals and vitamins.
In the light of the above statements,choose the most appropriate answer from the options given below:

Match List-$I$ with List-$II$ :

List-$I$ (Bioactive molecules)	List-$II$ (Importance)
$A$. Streptokinase	$I$. Immunosuppressive agent
$B$. Statins	$II$. Removal of clots from the blood vessels
$C$. Lipases	$III$. Blood cholesterol-lowering agent
$D$. Cyclosporin $A$	$IV$. Detergent formulations

Which one of the following statements is correct:
$(i)$ Baculoviruses are excellent candidates for species-specific,narrow-spectrum insecticidal applications.
(ii) Bacillus thuringiensis is used to control butterfly caterpillars.
(iii) Ladybird is useful to get rid of mosquitoes.
(iv) Trichoderma fungus is used as a biocontrol agent for animal pathogens.

Which one of the following is an incorrect match of a microbe and its industrial product,while the other three are correct?

Match the following list of microbes and their importance.

Column-$I$	Column-$II$
$(A)$ Saccharomyces cerevisiae	$(i)$ Production of immuno-suppressive agent
$(B)$ Monascus purpureus	$(ii)$ Ripening of Swiss cheese
$(C)$ Trichoderma polysporum	$(iii)$ Commercial production of ethanol
$(D)$ Propionibacterium	$(iv)$ Production of blood-cholesterol lowering agents