The primary purpose of photosynthesis in plants is to convert light energy into chemical energy (glucose), providing the plant with a source of nutrition and releasing oxygen as a byproduct.
NCERT Class 8 Science
Chapter 1 Crop Production and management
The primary purpose of photosynthesis in plants is to convert light energy into chemical energy, specifically in the form of glucose. In this intricate process, chlorophyll pigments within plant cells capture sunlight, initiating a series of reactions that transform carbon dioxide and water into glucose. This energy-rich compound serves as a fundamental source of fuel for the plant’s metabolic activities. Oxygen is released as a byproduct, crucial for sustaining life on Earth. Photosynthesis not only enables plants to synthesize their own food but also plays a vital role in maintaining the balance of atmospheric gases and supporting the entire food chain within ecosystems.