There are several types of paragraphs defined by their structure and content. Paragraphs can be narrative, descriptive, argumentative, or expository. They can also be categorized as opening, transition, or closing paragraphs based on their location in a text. Additionally, paragraphs are often defined by their logical structure, such as comparative, cause-and-effect, problem-solution, sequence, deductive, or inductive. Overall, paragraphs serve different functions depending on whether they aim to tell a story, describe people or objects, make an argument, present information, or summarize a topic.