Explanation:
Photosynthetic organisms take light energy and use it to make their own "food". The process they use carbon dioxide and light to make sugars and oxygen. This is great for other animals that utilize this oxygen and eat the plants for food.
The sugars created give the organisms energy needed to grow and reproduce.
Remember the food chain? No sun, no plants. No plants, no food for alot of animals on down the chain.
photosynthesis.......Plants absorb sunlight and turn that energy into food;
