Photosynthesis is a vital process in plants and other organisms, where sunlight, water, and carbon dioxide are transformed into glucose and oxygen. This is crucial for life on Earth since photosynthesis is responsible for providing the primary source of oxygen, which is necessary for the survival of various living organisms. Glucose produced through photosynthesis serves as food and energy for plants, which form the foundation of the food chain in ecosystems. Therefore, photosynthesis plays a critical role in nature by providing oxygen and sustenance for different species, supporting life on Earth.