General knowledge refers to a broad understanding of various subjects, including history, geography, science, and current events. It encompasses facts and information that are commonly known and can be useful in everyday life, such as knowing about world capitals, famous inventions, or notable historical figures. Having a strong general knowledge base can enhance critical thinking and improve communication skills. It allows individuals to engage in conversations on diverse topics, making them more informed citizens. Activities like reading, watching documentaries, and participating in quizzes can help expand one's general knowledge over time.