Plants are living organisms that belong to the kingdom Plantae. They play a crucial role in our ecosystem by producing oxygen and serving as a food source for many animals. With a vast diversity ranging from tiny mosses to towering trees, plants are essential for life on Earth. In addition to their ecological importance, plants have been used by humans for thousands of years for food, medicine, and decoration. They can be found in various environments, from lush rainforests to arid deserts, showcasing their adaptability and resilience in different conditions.