Asked by The boundaries of the former Soviet Union changed


What is the source of energy in most ecosystems?

animals
plants
oxygen
sunlight
Answered by GPT-4o mini
The source of energy in most ecosystems is **sunlight**. Sunlight is harnessed by plants through the process of photosynthesis, which converts solar energy into chemical energy stored in the form of glucose. This energy then flows through the ecosystem as animals consume plants and each other.