Which microbial agents are adept at spoiling high-sugar foods like fruit juices and jams by causing fermentation?

Answer

Yeasts

Yeasts are known to spoil high-sugar foods, causing fermentation—the conversion of sugars into alcohol and carbon dioxide—which results in bubbling and an alcoholic taste.

Which microbial agents are adept at spoiling high-sugar foods like fruit juices and jams by causing fermentation?
foodpreservationdegradationspoilagetype