I think it's 90% but I am not sure.
The sun transfers energy to the grass by radiation, which they turn into energy through photosynthesis. They have 100% of the energy in a food chain
Which characteristic of life best describes photosynthesis?
Answer: The correct answer will be metabolism. Explanation: Photosynthesis is a process performed by the plants and green bacteria which produces sucrose using carbon dioxide and water in the presence of sunlight.