(1 )convertion into sugar into alcohol by yeast is. a. pasteurisation b. sterilisation. c. fermentation. d. curdling. (2). pathogen responsible of causing malaria is. a. bacteriophage. b. mould. c. bacterium. d. plasmodium 4).pasteurisation of milk destroys a. vitamins b. germsc. fastd proteins5)the micro _organism which has the ability to fix atmospheric nitrogen is a. fungib. rhizobiumc. paramecium d. yeast