Question: Where does the flow of energy in an ecosystem begin?
Answer: Solar energy
Disambiguated annotations:
qaPairs: question: Where does the flow of energy in an ecosystem originate?|Where does the flow of energy in an ecosystem start?|Where does the flow of energy begin in an ecosystem?
answer: the Sun
Solar Energy
question: Where is the first step in the flow of energy in an ecosystem when it reaches earth??
answer: Solar energy is fixed by the photoautotrophs
Photosynthesis