An essay is the writing text or a group of paragraphs. We can say that it is a piece of writing about someting. Essay can be written on many things like current scenario, what are happening in nation, discipline, life, emotions, autobiography, materials, companies, animals, plants ,etc. There are two types of essay. First one is Formal one and other one is Informal essay. As per the number of paragraphs are concerned, there are total five paragraphs included in the format of an essay.