Question

Heterotrophic organisms used the process of fermentation to nourish. What is fermentation? It is a chemical process that requires oxygen. It is a chemical process in which sugar molasses is ingested. It is a chemical process which enables heterotrophs to obtain energy without oxygen

Answer 1

It is a chemical process which enables heterotrophs to obtain energy without oxygen. Heterotrophic organisms undergo fermentation when oxygen is not available. The process converts carbohydrate (sugar or starch) into an acid or alcohol.