The three microbes are listed below. Name the product produced by each one of them and mention their use.
(a) Aspergillus niger
(b) Trichoderma polysporum
(c) Monascus purpureus
(a) Citric acid - Natural preservative or flavouring agent
(b) Cyclosporin A - Immunosuppressive agent
(c) Statin - Blood cholestral lowering agent